2012 in arthropod paleontology

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This list of fossil arthropods described in 2012 is a list of new taxa of trilobites, fossil insects, crustaceans, arachnids and other fossil arthropods of every kind that have been described during the year 2012. The list only includes taxa at the level of genus or species.

Arachnids

Name ! Novelty ! Status ! Authors ! Age ! Unit ! Location ! Notes ! Images
class="wikitable sortable" align="center" width="80%"
Ampezzoa{{Cite journal\|author1=Alexander R. Schmidt \|author2=Saskia Jancke \|author3=Evert E. Lindquist \|author4=Eugenio Ragazzi \|author5=Guido Roghi \|author6=Paul C. Nascimbene \|author7=Kerstin Schmidt \|author8=Torsten Wappler \|author9=David A. Grimaldi \|year=2012 \|title=Arthropods in amber from the Triassic Period \|journal=Proceedings of the National Academy of Sciences of the United States of America \|volume=109 \|issue=37 \|pages=14796–14801 \|doi=10.1073/pnas.1208464109 \|pmid=22927387 \|pmc=3443139\|bibcode=2012PNAS..10914796S \|doi-access=free }} \| Gen. et sp. nov. \| Valid \| Lindquist & Grimaldi in Schmidt et al. \| Carnian \| \| {{Flag\|Italy}} \| A mite. The type species is Ampezzoa triassica. \|
Archaelagonops \| Gen. et sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Lagonomegopidae. Type species is A. salticoides. \|
Baltleucauge propinqua \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A long-jawed orb weaver \|
Craspedisia yapchoontecki{{Cite journal\|author1=D. Penney \|author2=D. I. Green \|author3=A. McNeil \|author4=R. S. Bradley \|author5=Y. M. Marusik \|author6=P. J. Withers \|author7=R. F. Preziosi \|year=2012 \|title=A new species of Craspedisia (Araneae: Theridiidae) in Miocene Dominican amber, imaged using X-ray computed tomography \|journal=Paleontological Journal \|volume=46 \|issue=6 \|pages=583–588 \|doi=10.1134/S0031030112060093 \|bibcode=2012PalJ...46..583P \|s2cid=84798903 }} \| Sp. nov. \| Valid \| Penney et al. \| Miocene \| Dominican amber \| {{Flag\|Dominican Republic}} \| A theridiid \|
Eodoter lonimammillae \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A sac spider \|
Eohalinobius calefactus \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A succinomid \|
Eohalinobius hiddenseeensis \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A succinomid \|
Eohalinobius patina \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A succinomid \|
?Eophantes seorsum \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A linyphiid \|
Ephalmator tredecim \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| An ephalmatorid \|
Ero (Succinero) clunis{{cite book \|author=Jörg Wunderlich \|year=2012 \|chapter=New fossil spiders (Araneae) of eight families in Eocene Baltic amber, and revisions of selected taxa \|editor=Jörg Wunderlich \|title=Beiträge zur Araneologie, 7: Fifteen papers on extant and fossil spiders (Araneae) \|pages=94–149 \|chapter-url=http://joergwunderlich.de/Downloads/Beitr._Araneol._Band_7_(2012).pdf }} \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A pirate spider \|
Ero (Succinero) gracilitibialis \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A pirate spider \|
Ero (Succinero) veta \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| A pirate spider \|
Geratonephila{{Cite journal\|author1=George Poinar Jr. \|author2=Ron Buckley \|year=2012 \|title=Predatory behaviour of the social orb-weaver spider, Geratonephila burmanica n. gen., n. sp. (Araneae: Nephilidae) with its wasp prey, Cascoscelio incassus n. gen., n. sp. (Hymenoptera: Platygastridae) in Early Cretaceous Burmese amber \|journal=Historical Biology \|volume=24 \|issue=5 \|pages=519–525 \|doi=10.1080/08912963.2011.640399\|bibcode=2012HBio...24..519P \|s2cid=86838688 }} \| Gen. et sp. nov. \| jr synonym \| Poinar in Poinar & Buckley \| Early Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A nephiline. The type species is G. burmanica. Moved to Nephila in 2015. \| File:Nephila burmanica attacking Cascoscelio incassa in Burmese amber.jpg]]
Graea magnocoli \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| Europe \| An orb-weaver spider \|
Hypotheridiosoma \| Gen. et sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| Originally classified as a ray spider, but subsequently transferred to the araneoid family Zarqaraneidae. The type species is H. paracymbium. \|
Korearachne{{Cite journal\|author1=Paul A. Selden \|author2=Kye-Soo Nam \|author3=Soo Hyun Kim \|author4=Hyun Joo Kim \|year=2012 \|title=A Fossil Spider from the Cretaceous of Korea \|journal=Journal of Paleontology \|volume=86 \|issue=1 \|pages=1–6 \|url=http://jpaleontol.geoscienceworld.org/content/86/1/1.abstract \|doi=10.1666/11-094.1 \|bibcode=2012JPal...86....1S \|s2cid=86118261 \|url-access=subscription }} \| gen et sp nov \| Valid \| Selden et al.. \| Early Cretaceous \| Jinju Formation \| {{Flag\|South Korea}} \| A member of Araneomorphae, possibly a lycosoid. The type species is K. jinju. \|
Lagonoburmops \| Gen. et sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Lagonomegopidae. The type species is L. plumosus. \|
Leclercera longissipes \| Sp. nov \| Jr synonym \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Psilodercidae. Originally described as a species of Leclercera, but subsequently transferred to the genus Priscaleclercera.{{cite book \|author =Jörg Wunderlich \|year=2017 \|chapter=New and rare fossil spiders (Araneae) in mid Cretaceous amber from Myanmar (Burma), including the description of new extinct families of the suborders Mesothelae and Opisthothelae as well as notes on the taxonomy, the evolution and the biogeography of the Mesothelae \|editor=Jörg Wunderlich \|title=Beiträge zur Araneologie, 10 \|pages=72–279 \|chapter-url=http://joergwunderlich.de/Downloads/Beitr._Araneol._Band_10_(2017).pdf }} \|
Leclercera spicula \| Sp. nov \| Jr synonym \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Psilodercidae. Originally described as a species of Leclercera, but subsequently transferred to the genus Priscaleclercera. \|
Leviunguis \| Gen. et sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| Originally classified as a ray spider, subsequently transferred to the separate araneoid family Leviunguidae.{{cite book \|author1=Jörg Wunderlich \|author2=Patrick Müller \|year=2018 \|chapter=Reflections on the origin of the orb web, on the evolution and the relationships of selected spiders (Araneae): the RTA-clade, the superfamily Leptonetoidea as well as on the orb-weaving spiders (Araneoidea and Deinopoidea), based on "missing links" in Cretaceous Burmese amber; descriptions of new taxa, and notes on the spider fauna in Burmite \|editor=Jörg Wunderlich \|title=Beiträge zur Araneologie, 11. Fossil spiders (Araneae) in Cretaceous Burmese amber \|pages=1–177 \|publisher=Publishing House Joerg Wunderlich \|isbn=978-3-931473-16-7 \|chapter-url=http://joergwunderlich.de/Downloads/Beitr._Araneol._Band_11_(2018).pdf }} The type species is L. bruckschi. \|
Mesobunus dunlopi{{Cite journal\|author1=Gonzalo Giribet \|author2=Ana Lúcia Tourinho \|author3=ChungKun Shih \|author4=Dong Ren \|year=2012 \|title=An exquisitely preserved harvestman (Arthropoda, Arachnida, Opiliones) from the Middle Jurassic of China \|journal=Organisms Diversity & Evolution \|volume=12 \|issue=1 \|pages=51–56 \|doi=10.1007/s13127-011-0067-x \|s2cid=15658216 }} \| Sp. nov. \| Valid \| Giribet et al. \| Middle Jurassic \| Daohugou Beds \| {{Flag\|China}} \| A sclerosomatid harvestman. \|
Myanlagonops \| Gen. et sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Lagonomegopidae. The type species is M. gracilipes. \|
Ocululoborus \| Gen. et sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Uloboridae. The type species is O. curvatus. \|
Orchestina (Baltorchestina) angulata{{cite book \|author=Jörg Wunderlich \|year=2012 \|chapter=Corrections and addenda to vol. 6 of the Beitr. Araneol. (2011) \|editor=Jörg Wunderlich \|title=Beiträge zur Araneologie, 7: Fifteen papers on extant and fossil spiders (Araneae) \|pages=245–246 \|chapter-url=http://joergwunderlich.de/Downloads/Beitr._Araneol._Band_7_(2012).pdf }} \| Nom. nov \| Valid \| Wunderlich \| Eocene \| Bitterfeld amber \| {{Flag\|Germany}} \| An oonopid; a replacement name for Orchestina (Baltorchestina) rectangulata Wunderlich (2011). \|
Orchestina gappi \| sp nov \| Valid \| Saupe et al.. \| Latest Albian or earliest Cenomanian \| Chartense amber \| {{Flag\|France}} \| An oonopid \|
Orchestina rabagensis{{Cite journal\|author1=Erin E. Saupe \|author2=Ricardo Pérez-de la Fuente \|author3=Paul A. Selden \|author4=Xavier Delclòs \|author5=Paul Tafforeau \|author6=Carmen Soriano \|year=2012 \|title=New Orchestina Simon, 1882 (Araneae: Oonopidae) from Cretaceous ambers of Spain and France: first spiders described using phase-contrast X-ray synchrotron microtomography \|journal=Palaeontology \|volume=55 \|issue=1 \|pages=127–143 \|doi=10.1111/j.1475-4983.2011.01123.x \|bibcode=2012Palgy..55..127S \|hdl=1808/8829 \|s2cid=46986311 \|hdl-access=free }} \| Species \| Valid \| Saupe et al. \| Early Albian \| \| {{Flag\|Spain}} \| An oonopid, a species of Orchestina. \|
Palaeogrosphus jacquesi{{Cite journal\|author1=Wilson R. Lourenço \|author2=Hans Henderickx \|year=2012 \|title=Another new sub-fossil species of scorpion of the genus Palaeogrosphus Lourenço, 2000 from Malagasy copal (Scorpiones: Buthidae) \|journal=Euscorpius. Occasional Publications in Scorpiology \|volume=137 \|pages=1–4 \|url=https://mds.marshall.edu/euscorpius/vol2012/iss137/1/ }} \| Sp. nov \| Valid \| Lourenço & Henderickx \| Holocene \| Malagasy copal \| {{Flag\|Madagascar}} \| A buthid scorpion. \|
Palaeoleptoneta \| Gen. et sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| Originally described as a member of Leptonetidae, subsequently considered to be a member of Araneomorphae of uncertain affinities by Magalhaes et al..{{cite journal \|author1=Ivan L. F. Magalhaes \|author2=Guilherme H. F. Azevedo \|author3=Peter Michalik \|author4=Martín J. Ramírez \|year=2020 \|title=The fossil record of spiders revisited: implications for calibrating trees and evidence for a major faunal turnover since the Mesozoic \|journal=Biological Reviews \|volume=95 \|issue=1 \|pages=184–217 \|doi=10.1111/brv.12559 \|pmid=31713947 }} The type species is P. calcar. \|
Palaeolychas weitschati{{Cite journal\|author=Wilson R. Lourenço \|year=2012 \|title=Further considerations on scorpions found in Baltic amber, with a description of a new species (Scorpiones: Buthidae) \|journal=Euscorpius. Occasional Publications in Scorpiology \|volume=146 \|pages=1–7 \|url=http://www.science.marshall.edu/fet/euscorpius/p2012_146.pdf }} \| Sp. nov. \| Valid \| Lourenço \| Eocene \| \| {{Flag\|Russia}} (Kaliningrad Oblast) \| A buthid scorpion, a species of Palaeolychas. \|
Palaeotrilineatus{{Cite journal \|author=Wilson R. Lourenço \|year=2012 \|title=About the scorpion fossils from the Cretaceous amber of Myanmar (Burma) with the descriptions of a new family, genus and species \|journal=Acta Biológica Paranaense \|volume=41 \|issue=3–4 \|pages=75–87 \|url=http://ojs.c3sl.ufpr.br/ojs2/index.php/acta/article/viewFile/30349/19608 \|access-date=2013-12-31 \|archive-date=2014-01-02 \|archive-url=https://web.archive.org/web/20140102093624/http://ojs.c3sl.ufpr.br/ojs2/index.php/acta/article/viewFile/30349/19608 \|url-status=dead }} \| Gen. et sp. nov. \| Valid \| Lourenço \| Early Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A scorpion. The type species is P. ellenbergeri. \|
?Pholcochyrocer baculum{{cite book \|author=Jörg Wunderlich \|year=2012 \|chapter=On the fossil spider (Araneae) fauna in Cretaceous ambers, with descriptions of new taxa from Myanmar (Burma) and Jordan, and on the relationships of the superfamily Leptonetoidea \|editor=Jörg Wunderlich \|title=Beiträge zur Araneologie, 7: Fifteen papers on extant and fossil spiders (Araneae) \|pages=157–232 \|chapter-url=http://joergwunderlich.de/Downloads/Beitr._Araneol._Band_7_(2012).pdf }} \| Sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Pholcochyroceridae, possibly a species of Pholcochyrocer. \|
Pholcochyrocer pecten \| Sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Pholcochyroceridae, a species of Pholcochyrocer. \|
Piankhi{{Cite journal\|author1=Jason A. Dunlop \|author2=Christian Bartel \|author3=Plamen G. Mitov \|year=2012 \|title=An enigmatic spiny harvestman from Baltic amber \|journal=Fossil Record \|volume=15 \|issue=2 \|pages=91–101 \|doi=10.1002/mmng.201200007 \|doi-access=free \|bibcode=2012FossR..15...91D }} \| Gen. et sp. nov. \| Valid \| Dunlop, Bartel & Mitov \| Eocene \| Baltic amber \| Europe \| A harvestman found in Baltic amber. The type species is P. steineri. \| File:Piankhi steineri.jpg]]
?Poliochera cretacea{{cite book \|author=Jörg Wunderlich \|year=2012 \|chapter=Description of the first fossil Ricinulei in amber from Burma (Myanmar), the first report of this arachnid order from the Mesozoic and from Asia, with notes on the related extinct order Trigonotarbida \|editor=Jörg Wunderlich \|title=Beiträge zur Araneologie, 7: Fifteen papers on extant and fossil spiders (Araneae) \|pages=233–244 \|chapter-url=http://joergwunderlich.de/Downloads/Beitr._Araneol._Band_7_(2012).pdf }} \| Sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Ricinulei, possibly a species of Poliochera. \|
Praoppiella{{Cite journal\|author1=Ladislav Miko \|author2=Jan Mourek \|author3=Ioana Meleg \|author4=Oana Moldovan \|year=2012 \|title=Oribatid mite fossils from Quaternary and pre-Quaternary sediments in Slovenian caves I. Two new genera and two new species of the family Oppiidae from the Early Pleistocene \|journal=Acta Musei Nationalis Pragae, Series B-Historia Naturalis \|volume=68 \|issue=1–2 \|pages=23–34 \|url=http://fi.nm.cz/wp-content/static/article/2012_23.pdf }} \| Gen. et sp. nov. \| Valid \| Miko & Mourek in Miko et al. \| Early Pleistocene \| \| {{Flag\|Slovenia}} \| A mite. The type species is P. oanae. \|
Pseudogarypus synchrotron{{Cite journal\|author1=Hans Henderickx \|author2=Paul Tafforeau \|author3=Carmen Soriano \|year=2012 \|title=Phase-contrast synchrotron microtomography reveals the morphology of a partially visible new Pseudogarypus in Baltic amber (Pseudoscorpiones: Pseudogarypidae) \|journal=Palaeontologia Electronica \|volume=15 \|issue=2 \|pages=17A \|url=http://palaeo-electronica.org/content/2012-issue-2-articles/252-pseudogarypus-synchrotron }} \| Sp. nov \| Valid \| Henderickx in Henderickx, Tafforeau & Soriano \| Late Eocene \| Baltic Amber \| {{Flag\|Europe}} \| A pseudoscorpion \| File:Pseudogarypus synchrotron Henderickx et al 2012.jpg]]
?Psiloderces filiformis \| Sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| First described as possibly species of Psiloderces; transferred to the genus Eopsiloderces. \|
Rhinoppioides \| Gen. et sp. nov. \| Valid \| Miko in Miko et al. \| Early Pleistocene \| \| {{Flag\|Slovenia}} \| A mite. The type species is R. quadrituberculatus. \|
Saetosoma \| Gen. et sp. nov \| Valid \| Wunderlich \| Cretaceous \| Burmese amber \| {{Flag\|Myanmar}} \| A member of Tetrablemmidae. The type species is S. filiembolus. \|
Samlandicmeta \| Gen. et sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| {{Flag\|Europe}} \| A long-jawed orb weaver. The type species is S. mutila. \|
?Scytodes hani \| Sp. nov \| Valid \| Wunderlich \| Cretaceous \| Lebanese amber \| {{Flag\|Jordan}} \| A spider of uncertain affinities. Originally described as a spitting spider, possibly a species of Scytodes; Magalhaes et al. subsequently argued that it cannot be reliably assigned to Scytodoidea. \|
Succiniropsis runcinata \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| {{Flag\|Europe}} \| A zoropsid. \|
?Succinomus gibbosus \| Sp. nov \| Valid \| Wunderlich \| Eocene \| Baltic amber \| {{Flag\|Europe}} \| A succinomid, possibly a species of Succinomus. \|
Trhypochthonius lopezvallei{{Cite journal\|author1=Antonio Arillo \|author2=Luis S. Subías \|author3=Umukusum Shtanchaeva \|year=2012 \|title=A new species of fossil oribatid mite (Acariformes, Oribatida, Trhypochthoniidae) from the Lower Cretaceous amber of San Just (Teruel Province, Spain) \|journal=Systematic & Applied Acarology \|volume=17 \|issue=1 \|pages=106–112 \|doi=10.11158/saa.17.1.16 \|s2cid=86181818 }} \| Sp. nov. \| Valid \| Arillo, Subías & Shtanchaeva \| Early Cretaceous (Albian) \| \| {{Flag\|Spain}} \| A trhypochthoniid mite. \|
Triasacarus \| Gen. et sp. nov. \| Valid \| Lindquist & Grimaldi in Schmidt et al. \| Carnian \| \| {{Flag\|Italy}} \| A mite. The type species is T. fedelei. \|

Crustaceans

Name ! Novelty ! Status ! Authors ! Age ! Unit ! Location ! Notes ! Images
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Acanthocythereis inouei{{cite journal \|author1=Tatsuhiko Yamaguchi \|author2=Hisakazu Mashiba \|author3=Takahiro Kamiya \|year=2012 \|title=Miocene Ostracodes from the Osaki Formation, Kukinaga Group, Tanegashima, Southwest Japan, and their Significance for the Biogeography of the Indo-West Pacific \|journal=Paleontological Research \|volume=16 \|issue=2 \|pages=107–123 \|doi=10.2517/1342-8144-16.2.107 \|s2cid=129603945 }} \| Sp. nov \| Valid \| Yamaguchi, Mashiba & Kamiya \| Miocene \| Osaki Formation \| {{Flag\|Japan}} \| An ostracod, a species of Acanthocythereis. \|
Acanthophoenicides{{cite journal \|author1=Denis Audo \|author2=Sylvain Charbonnier \|year=2012 \|title=New Nisto of Slipper Lobster (Decapoda: Scyllaridae) from the Hadjoula Lagerstätte (Late Cretaceous, Lebanon) \|journal=Journal of Crustacean Biology \|volume=32 \|issue=4 \|pages=583–590 \|doi=10.1163/193724012X634189 \|doi-access=free }} \| Gen. et sp. nov \| Valid \| Audo & Charbonnier \| Late Cretaceous (Cenomanian) \| Hadjoula Lagerstätte \| {{Flag\|Lebanon}} \| A slipper lobster belonging to the subfamily Arctidinae. The type species is A. peterpani. \|
Acratia candyae{{cite journal \|author=Marie-Béatrice Forel \|year=2012 \|title=Ostracods (Crustacea) associated with microbialites across the Permian-Triassic boundary in Dajiang (Guizhou Province, South China) \|journal=European Journal of Taxonomy \|issue=19 \|pages=1–34 \|doi=10.5852/ejt.2012.19\|doi-access=free }} \| Sp. nov \| Valid \| Forel \| Late Permian (Changhsingian) \| Wujiaping Formation \| {{Flag\|China}} \| An acratiid ostracod, a species of Acratia. \|
Agnocarcinus \| Gen. et sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the family Pilumnidae. The type species is A. zannatoi. \|
Alberticarcinus \| Gen. et sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the family Atelecyclidae. The type species is A. eocaenus. \|
Ammopylocheles robertboreki{{cite journal \|author1=René H.B. Fraaije \|author2=Wiesław Krzemiński \|author3=Barry W.M. Van Bakel \|author4=Ewa Krzemińska \|author5=John W.M. Jagt \|year=2012 \|title=The earliest record of pylochelid hermit crabs from the Late Jurassic of southern Poland, with notes on paguroid carapace terminology \|journal=Acta Palaeontologica Polonica \|volume=57 \|issue=3 \|pages=647–654 \|url=http://app.pan.pl/article/item/app20110002.html \|doi=10.4202/app.2011.0002\|doi-access=free }} \| Sp. nov \| Valid \| Fraaije et al. \| Middle Oxfordian \| \| {{Flag\|Poland}} \| A pylochelid, a species of Ammopylocheles. \|
Amphicytherura grandicribra \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A schizocytherid ostracod, a species of Amphicytherura. \|
Amphicytherura occulta \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| An ostracod. Originally described as a species of Amphicytherura; Antonietto et al. (2013) transferred this species to the genus Dinglecythere.{{cite journal \|author1=Lucas Silveira Antonietto \|author2=Anna Abrahão \|author3=Dermeval Aparecido do Carmo \|author4=Ricardo Piazza Meireles \|year=2013 \|title=Taxonomy, biostratigraphy and paleozoogeography of Amphicytherura Butler and Jones, Aracajuia Krömmelbein and Dinglecythere Antonietto et al., n. gen. (Crustacea, Ostracoda) \|journal=Marine Micropaleontology \|volume=105 \|pages=1–17 \|doi=10.1016/j.marmicro.2013.09.002 \|bibcode=2013MarMP.105....1A }} \|
Amphissites gifuensis{{cite journal \|author1=Gengo Tanaka \|author2=Teruo Ono \|author3=Aihua Yuan \|author4=Masahiro Ichida \|author5=Haruyoshi Maeda \|year=2012 \|title=Early Permian Ostracods from Mugi County, Gifu Prefecture, Central Japan \|journal=Paleontological Research \|volume=16 \|issue=2 \|pages=88–106 \|doi=10.2517/1342-8144-16.2.088 \|s2cid=129053654 }} \| Sp. nov \| Valid \| Tanaka & Yuan in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Amphissites. \|
Antonioranina \| Gen. et comb. nov \| Valid \| Van Bakel et al. \| Eocene \| \| {{Flag\|Italy}} {{Flag\|Spain}} {{Flag\|United States}} \| A raninid crab. The type species is "Cyrtorhina" globosa Beschin, Busulini, De Angeli & Tessier (1988); genus also contains A. fusseli (Blow & Manning, 1996) and A. ripacurtae (Artal & Castillo, 2005). Van Bakel et al. (2012) tentatively assigned "Cyrtorhina" oblonga Beschin, Busulini, De Angeli & Tessier (1988) to the genus Antonioranina as well; however, Karasawa et al. (2014) made it the type species of a separate genus Claudioranina. \|
Archaeoniscus coreaensis{{cite journal \|author1=Tae-Yoon Park \|author2=George D. F. Wilson \|author3=Dong-Chan Lee \|author4=Duck K. Choi \|year=2012 \|title=Occurrence of the Isopod Archaeoniscus coreaensis New Species from the Lower Cretaceous Jinju Formation, Korea \|journal=Journal of Paleontology \|volume=86 \|issue=4 \|pages=626–640 \|url=http://jpaleontol.geoscienceworld.org/content/86/4/626.abstract \|doi=10.1666/11-131R.1\|bibcode=2012JPal...86..626P \|s2cid=131617665 \|url-access=subscription }} \| Sp. nov \| Valid \| Park et al. \| Early Cretaceous \| Jinju Formation \| {{Flag\|South Korea}} \| An isopod crustacean, a species of Archaeoniscus. \|File:Archaeoniscus_coreaensis.png
Asciocythere cabbagehillensis \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A cytherideid ostracod, a species of Asciocythere. \|
Asymmetricythere semoupathei{{cite journal \|author=Raphaël Sarr \|year=2012 \|title=Biozonation et paléoenvironnement des ostracodes du Paléogène du Sénégal occidental (Afrique de l'Ouest) \|journal=Revue de Paléobiologie, Genève \|volume=31 \|issue=1 \|pages=145–158 \|url=http://www.ville-ge.ch/mhng/paleo/paleo-pdf/31-1/pal_31_1_09.pdf}} \| Sp. nov \| Valid \| Sarr \| Ypresian to Lutetian \| \| {{Flag\|Mauritania}} {{Flag\|Senegal}} \| A trachyleberidid ostracod, a species of Asymmetricythere. \|
Aurikirkbya miyakei \| Sp. nov \| Valid \| Tanaka & Ono in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Aurikirkbya. \|
Aysegulina chapeltonensis \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A hemicytherid ostracod, a species of Aysegulina. \|
Aysegulina riominhoensis \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A hemicytherid ostracod, a species of Aysegulina. \|
Aysegulina sagitta \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A hemicytherid ostracod, a species of Aysegulina. \|
Aysegulina ventrocurva \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A hemicytherid ostracod, a species of Aysegulina. \|
Bairdia adelineae \| Sp. nov \| Valid \| Forel \| Early Triassic (Griesbachian) \| Daye Formation \| {{Flag\|China}} \| A bairdiid ostracod, a species of Bairdia. \|
Bairdia fujisan \| Sp. nov \| Valid \| Tanaka & Maeda in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Bairdia. \|
Bairdia? huberti \| Sp. nov \| Valid \| Forel \| Late Permian (Changhsingian) \| Wujiaping Formation \| {{Flag\|China}} \| A bairdiid ostracod, a possible species of Bairdia. \|
Bairdia ikeyai \| Sp. nov \| Valid \| Tanaka in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Bairdia. \|
Bairdia jeromei \| Sp. nov \| Valid \| Forel \| Late Permian (Changhsingian) and Early Triassic (Griesbachian) \| Daye Formation Wujiaping Formation \| {{Flag\|China}} \| A bairdiid ostracod, a species of Bairdia. \|
Bairdia minoensis \| Sp. nov \| Valid \| Tanaka & Ono in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Bairdia. \|
Bairdia spindlica \| Sp. nov \| Valid \| Tanaka & Yuan in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Bairdia. \|
Balowella crassicostata \| Sp. nov \| Valid \| Luppold \| Middle Jurassic \| \| {{Flag\|Germany}} \| An ostracod, a species of Balowella. \|
Bathypluma pliocenica{{cite journal \|author1=Alessandro Garassino \|author2=Giovanni Pasini \|author3=Federico Marini \|year=2012 \|title=Bathypluma pliocenica n. sp. (Decapoda, Brachyura, Retroplumidae) from the Zanclean (early Pliocene) of Volterra (Pisa, Toscana, Italy) \|journal=Atti della Societa Italiana di Scienze Naturali e del Museo Civico di Storia Naturale de Milano \|volume=153 \|issue=1 \|pages=63–69 \|doi=10.4081/nhs.2012.63\|doi-access=free }} \| Sp. nov \| Valid \| Garassino, Pasini & Marini \| Early Pliocene \| \| {{Flag\|Italy}} \| A retroplumid crab, a species of Bathypluma. \|
Bournelyreidus \| Gen. et comb. et sp. nov \| Valid \| Van Bakel et al. \| Late Cretaceous to Paleocene \| \| {{Flag\|Denmark}} {{Flag\|France}} {{Flag\|Germany}} {{Flag\|Greenland}} {{Flag\|United States}} \| A lyreidid crab. The type species is "Hemioon" eysunesensis Collins & Wienberg Rasmussen (1992); according to the authors of its description genus also contains "Raninella" carlilensis Feldmann & Maxey (1980), "Palaeocorystes" laevis Schlüter in von der Marck & Schlüter (1868), "Raninella" manningi Bishop & Williams (2000), "Raninella" oaheensis Bishop (1978) and "Raninella" tridens Roberts (1962), as well as the new species Bournelyreidus teodorii. On the other hand, Karasawa et al. (2014) transferred B. teodorii to the genus Lyreidus, "R." tridens to the genus Macroacaena and "R." manningi to the genus Heus. \|
Brachycythere jamaicaensis \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A trachyleberidid ostracod, a species of Brachycythere. \|
Bretonia{{cite journal \|last1=Schweitzer \|first1=C. E. \|last2=Feldmann \|first2=R. M. \|last3=Franţescu \|first3=O. D. \|last4=Klompmaker \|first4=A. \|year=2012 \|title=Revision of Etyidae Guinot and Tavares, 2001 (Crustacea: Brachyura) \|journal=Journal of Paleontology \|volume=86 \|issue=1 \|pages=129–155 \|url=http://jpaleontol.geoscienceworld.org/content/86/1/129.abstract \|doi=10.1666/11-060.1\|bibcode=2012JPal...86..129S \|s2cid=84956536 \|url-access=subscription }} \| gen et comb nov \| Valid \| Schweitzer et al. \| Cenomanian \| Sables du Perche Formation \| {{Flag\|France}} \| crab, New genus for "Xanthosia" danielae (Collins and Breton, 2009). \|
Buntonia bodergati \| Sp. nov \| Valid \| Sarr \| Thanetian to Ypresian \| \| {{Flag\|Mali}} {{Flag\|Senegal}} \| A trachyleberidid ostracod, a species of Buntonia. \|
Buntonia nana \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A trachyleberidid ostracod, a species of Buntonia. \|
Buntonia vulgaris \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A trachyleberidid ostracod, a species of Buntonia. \|
Bythocypris antoniettae{{cite journal \|author=F. Sciuto \|year=2012 \|title=New ostracod species from Lower Pleistocene sediments from Capo Milazzo (NE Sicily) \|journal=Bollettino della Società Paleontologica Italiana \|volume=51 \|issue=2 \|pages=117–125 \|url=http://paleoitalia.org/archives/bollettino-spi/66/vol-51-2-2012/ \|access-date=2013-01-28 \|archive-date=2014-01-01 \|archive-url=https://web.archive.org/web/20140101012306/http://paleoitalia.org/archives/bollettino-spi/66/vol-51-2-2012/ \|url-status=usurped }} \| Sp. nov \| Valid \| Sciuto \| Early Pleistocene \| \| {{Flag\|Italy}} \| An ostracod, a species of Bythocypris. \|
Bythocythere solisdeus{{cite journal \|author=Francesco Sciuto \|year=2012 \|title=Bythocythere solisdeus n. sp. and Cytheropteron eleonorae n. sp. (Crustacea, Ostracoda) from the Early Pleistocene Bathyal Sediments of Cape Milazzo (NE, Sicily) \|journal=Geosciences \|volume=2 \|issue=3 \|pages=147–156 \|doi=10.3390/geosciences2030147\|bibcode=2012Geosc...2..147S \|doi-access=free }} \| Sp. nov \| Valid \| Sciuto \| Early Pleistocene \| \| {{Flag\|Italy}} \| A bythocytherid ostracod, a species of Bythocythere. \|
Calliaxina altavillensis{{cite journal \|author1=Claudio Beschin \|author2=Antonio De Angeli \|year=2012 \|title=Crostacei decapodi del Veneto occidentale (Vicenza, Italia settentrionale) \|journal=Studi e Ricerche - Associazione Amici del Museo - Museo Civico "G. Zannato" Montecchio Maggiore (Vicenza) \|volume=19 \|pages=5–14 \|url=https://decapoda.nhm.org/pdfs/38769/38769.pdf }} \| Sp. nov \| Valid \| Beschin & De Angeli \| Eocene \| \| {{Flag\|Italy}} \| A member of Callianassidae. \|
Carinokloedenia onusta carinata{{cite journal \|author1=Gerhard Becker \|author2=Christian Franke \|year=2012 \|title=Über Ostracoden in Luxemburg und West-Eifel - das Ardenno-rheinische Unter-Devon im Spannungsfeld zwischen Oldred-Kontinent und Gondwana - ein Beitrag zur Biogeographie des Variszikum \|journal=Ferrantia \|volume=68 \|pages=65–116 \|url=https://ps.mnhn.lu/ferrantia/publications/Ferrantia68.pdf }} \| Subsp. nov \| Valid \| Becker & Franke \| Devonian \| \| {{Flag\|Germany}} {{Flag\|Luxembourg}} \| An ostracod belonging to the group Palaeocopida and the family Beyrichiidae. \|
Carcinoplax parsensis{{cite journal \|author1=Francisco J. Vega \|author2=Hossein Gholamalian \|author3=Mohammad-Javad Hassani \|author4=Seyed-Hadi Sajadi \|author5=Peter Schaaf \|year=2012 \|title=Miocene Crustacea from northern Bandar Abbas, South Iran \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=265 \|issue=3 \|pages=221–234 \|doi=10.1127/0077-7749/2012/0247}} \| Sp. nov \| Valid \| Vega et al. \| Miocene (Burdigalian or Langhian) \| Mishan Formation \| {{Flag\|Iran}} \| A goneplacid decapod crustacean, a species of Carcinoplax. \|
Carpopenaeus garassinoi{{cite journal \|author1=Gilles Petit \|author2=Sylvain Charbonnier \|year=2012 \|title=Fossil sponge gemmules, epibionts of Carpopenaeus garassinoi n. sp. (Crustacea, Decapoda) from the Sahel Alma Lagerstätte (Late Cretaceous, Lebanon) \|journal=Geodiversitas \|volume=34 \|issue=2 \|pages=359–372 \|doi=10.5252/g2012n2a6 \|s2cid=73665612 \|url=https://zenodo.org/record/5378837 }} \| Sp. nov \| Valid \| Charbonnier in Petit & Charbonnier \| Late Cretaceous \| Sahel Alma Lagerstätte \| {{Flag\|Lebanon}} \| \|
Cenocorystes bretoni \| Sp. nov \| Valid \| Van Bakel et al. \| Late Cretaceous (late Cenomanian) \| \| {{Flag\|France}} \| A palaeocorystid crab, a species of Cenocorystes. \|
Cenomanocarcinus cantabricus \| Sp. nov \| Valid \| Van Bakel et al. \| Early Cretaceous (Albian) \| \| {{Flag\|Spain}} \| A cenomanocarcinid crab, a species of Cenomanocarcinus. \|
Coleia martinlutheri{{cite journal \|last1=Schweigert \|first1=G. \|last2=Ernst \|first2=W. \|year=2012 \|title=First record of a polychelid lobster (Crustacea: Decapoda: Coleiidae) from the Sinemurian (Early Jurassic) of Germany \|journal=Neues Jahrbuch für Geologie und Paläontologie \|volume=263 \|issue=1 \|pages=35–42 \|doi=10.1127/0077-7749/2012/0207}} \| sp nov \| Valid \| Schweigert & Ernst \| Sinemurian \| \| {{Flag\|Germany}} \| A coleiid polychelid, a species of Coleia. \|
Cretacolana{{cite journal \|author1=Carrie E. Schweitzer \|author2=Rodney M. Feldmann \|year=2012 \|title=Revision of Decapoda deposited in The Muséum national d'Histoire naturelle, Paris \|journal=Bulletin of the Mizunami Fossil Museum \|volume=38 \|pages=15–27 \|url=http://www.city.mizunami.lg.jp/docs/2014092922865/files/2014092922865_bull38_03.pdf }} \| Gen. et comb. nov \| Valid \| Schweitzer & Feldmann \| Cenomanian \| \| {{Flag\|France}} \| A porcelain crab, a new genus for "Porcellana" antiqua A. Milne-Edwards, 1862. \|
Cretatrizocheles{{cite journal \|author1=René H.B. Fraaije \|author2=Adiël A. Klompmaker \|author3=Pedro Artal \|year=2012 \|title=New species, genera and a family of hermit crabs (Crustacea, Anomura, Paguroidea) from a mid-Cretaceous reef of Navarra, northern Spain \|journal=Neues Jahrbuch für Geologie und Paläontologie \|volume=263 \|issue=1 \|pages=85–92 \|doi=10.1127/0077-7749/2012/0213}} \| gen et sp nov \| Valid \| Fraaije, Klompmaker, & Artal \| Albian or Cenomanian \| \| {{Flag\|Spain}} \| A hermit crab. The type species is Cretatrizocheles olazagutiensis. \|
Cromimaia \| Gen. et comb. nov \| Valid \| Beschin et al. \| Eocene \| \| {{Flag\|Italy}} \| A crab belonging to the family Majidae. The type species is "Micromaia" meneguzzoi Beschin, Busulini, De Angeli & Tessier (1985); genus also includes "Micromaia" elegans Beschin, Busulini, De Angeli & Tessier (1985). \|
Cushmanidea tessieri \| Sp. nov \| Valid \| Sarr \| Ypresian to Lutetian \| \| {{Flag\|Senegal}} \| A cushmanideid ostracod, a species of Buntonia. \|
Cytherelloidea guineacornensis{{cite journal \|author1=T. Markham Puckett \|author2=Jean-Paul Colin \|author3=Simon Mitchell \|year=2012 \|title=New species and genera of Ostracoda from the Maastrichtian (Late Cretaceous) of Jamaica \|journal=Micropaleontology \|volume=58 \|issue=5 \|pages=397–455 \|doi=10.47894/mpal.58.5.01 \|jstor=24413452 \|bibcode=2012MiPal..58..397P \|s2cid=249386052 }} \| Sp. nov \| Valid \| Puckett in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| Guinea Corn Formation \| {{Flag\|Jamaica}} \| A cytherellid ostracod, a species of Cytherelloidea. \|
Cytheropteron eleonorae \| Sp. nov \| Valid \| Sciuto \| Early Pleistocene \| \| {{Flag\|Italy}} \| A cytherurid ostracod, a species of Cytheropteron. \|
Cytheropteron italoi \| Sp. nov \| Valid \| Sciuto \| Early Pleistocene \| \| {{Flag\|Italy}} \| An ostracod, a species of Cytheropteron. \|
Cytheropteron rossanae \| Sp. nov \| Valid \| Sciuto \| Early Pleistocene \| \| {{Flag\|Italy}} \| An ostracod, a species of Cytheropteron. \|
Daira coccoi \| Sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the family Dairidae; a species of Daira. \|
Dinochelus steeplensis{{cite journal \|author1=Dale Tshudy \|author2=Jeff Saward \|year=2012 \|title=Dinochelus steeplensis, a New Species of Clawed Lobster (Nephropidae) from the London Clay (Eocene) of England \|journal=Journal of Crustacean Biology \|volume=32 \|issue=1 \|pages=67–79 \|doi=10.1163/193724011X615343 \|s2cid=53342026 \|doi-access=free }} \| Sp. nov \| Valid \| Tshudy & Saward \| Eocene (Ypresian) \| London Clay \| {{Flag\|United Kingdom}} \| A lobster, a species of Dinochelus. \|
Distefania renefraaijei{{cite journal \|author1=Adiël A. Klompmaker \|author2=Rodney M. Feldmann \|author3=Carrie E. Schweitzer \|year=2012 \|title=A Hotspot for Cretaceous Goniodromitids (Decapoda: Brachyura) from Reef Associated Strata in Spain \|journal=Journal of Crustacean Biology \|volume=32 \|issue=5 \|pages=780–801 \|doi=10.1163/193724012X635340 \|doi-access=free }} \| Sp. nov \| Valid \| Klompmaker, Feldmann & Schweitzer \| Cretaceous (Albian or Cenomanian) \| \| {{Flag\|Spain}} \| A goniodromitid crab, a species of Distefania. \|
Dolocythere tuberculata{{cite journal \|author=Friedrich W. Luppold \|year=2012 \|title=Ostracod assemblages from the Middle Jurassic of NW Germany with special reference to the Sowerbyi ammonite Zone (Early Bajocian, Jurassic) \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=266 \|issue=3 \|pages=217–238 \|doi=10.1127/0077-7749/2012/0280}} \| Sp. nov \| Valid \| Luppold \| Middle Jurassic \| \| {{Flag\|Germany}} \| An ostracod. Originally described as a species of Dolocythere; Lord, Cabral & Danielopol (2020) transferred this species to the genus Minyocythere.{{cite journal \|author1=Alan R. Lord \|author2=M. Cristina Cabral \|author3=Dan L. Danielopol \|year=2020 \|title=Sieve-type normal pore canals in Jurassic ostracods: A review with description of a new genus \|journal=Acta Palaeontologica Polonica \|volume=65 \|doi=10.4202/app.00632.2019 \|doi-access=free }} \|
Ebullitiocaris elatus{{cite journal \|author1=Tom Womack \|author2=Ben J. Slater \|author3=Liadan G. Stevens \|author4=Lyall I. Anderson \|author5=Jason Hilton \|year=2012 \|title=First cladoceran fossils from the Carboniferous: Palaeoenvironmental and evolutionary implications \|journal=Palaeogeography, Palaeoclimatology, Palaeoecology \|volume=344–345 \|pages=39–48 \|doi=10.1016/j.palaeo.2012.05.012 \|bibcode=2012PPP...344...39W }} \| Sp. nov \| Valid \| Womack et al. \| Carboniferous \| \| {{Flag\|United Kingdom}} \| A member of Cladocera, a species of Ebullitiocaris. \|
Eocytheropteron hazeli \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A cytherurid ostracod, a species of Eocytheropteron. \|
Eocytheropteron jamaicaensis \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A cytherurid ostracod, a species of Eocytheropteron. \|
Eouroptychus{{cite journal \|author1=Antonio De Angeli \|author2=Loris Ceccon \|year=2012 \|title=Eouroptychus montemagrensis n. gen., n. sp., (Crustacea, Decapoda, Anomura, Chirostylidae) dell'Eocene inferiore (Ypresiano) di Monte Magrè (Vicenza, Italia settentrionale) \|journal=Lavori – Società Veneziana di Scienze Naturali \|volume=37 \|pages=19–24 \|url=https://decapoda.nhm.org/pdfs/38796/38796.pdf }} \| Gen. et sp. nov \| Valid \| De Angeli & Ceccon \| Eocene (Ypresian) \| \| {{Flag\|Italy}} \| A member of Chirostylidae. The type species is E. montemagrensis. \|
Eucytherura mitchelli \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A cytherurid ostracod, a species of Eucytherura. \|
Eomunidopsis aldoirarensis{{cite journal \|author1=Adiël A. Klompmaker \|author2=Rodney M. Feldmann \|author3=Cristina M. Robins \|author4=Carrie E. Schweitzer \|year=2012 \|title=Peak diversity of Cretaceous galatheoids (Crustacea, Decapoda) from northern Spain \|journal=Cretaceous Research \|volume=36 \|pages=125–145 \|doi=10.1016/j.cretres.2012.03.003 \|bibcode=2012CrRes..36..125K }} \| Sp. nov \| Valid \| Klompmaker et al. \| Cretaceous (Albian or Cenomanian) \| \| {{Flag\|Spain}} \| A galatheoid, a species of Eomunidopsis. \|
Eopaguropsis nidiaquilae{{cite journal \|author1=René H.B. Fraaije \|author2=Wiesław Krzemiński \|author3=Barry W.M. Van Bakel \|author4=Ewa Krzemińska \|author5=John W.M. Jagt \|year=2012 \|title=The earliest record of a diogenid hermit crab from the Late Jurassic of the southern Polish Uplands, with notes on paguroid carapace terminology \|journal=Acta Palaeontologica Polonica \|volume=57 \|issue=3 \|pages=655–660 \|url=http://app.pan.pl/article/item/app20110052.html \|doi=10.4202/app.2011.0052\|doi-access=free }} \| Sp. nov \| Valid \| Fraaije et al. \| Oxfordian \| \| {{Flag\|Poland}} \| A diogenid, a species of Eopaguropsis. \|
Eosymethis \| Gen. et sp. nov \| Valid \| Van Bakel et al. \| Eocene (Ypresian) \| Roda Formation \| {{Flag\|Spain}} \| A raninid crab. The type species is Eosymethis aragonensis. \|
Eohexapus orthogonius \| Sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the family Hexapodidae. \|
Eucorystes iserbyti \| Sp. nov \| Valid \| Van Bakel et al. \| Early Cretaceous (Albian) \| \| {{Flag\|France}} \| A palaeocorystid crab, a species of Eucorystes. \|
Eucorystes navarrensis \| Sp. nov \| Valid \| Van Bakel et al. \| Early Cretaceous (Albian) \| \| {{Flag\|Spain}} \| A palaeocorystid crab, a species of Eucorystes. \|
Faksecarcinus \| gen et comb nov \| Valid \| Schweitzer et al. \| Albian or Cenomanian to Danian \| \| {{Flag\|Denmark}} {{Flag\|Spain}} \| A crab, a new genus for "Xanthosia" gracilis. \|
Ferroranina{{cite journal \|author1=Barry W.M. Van Bakel \|author2=Danièle Guinot \|author3=Pedro Artal \|author4=René H.B. Fraaije \|author5=John W.M. Jagt \|year=2012 \|title=A revision of the Palaeocorystoidea and the phylogeny of raninoidian crabs (Crustacea, Decapoda, Brachyura, Podotremata) \|journal=Zootaxa \|volume=3215 \|pages=1–216 \|url=https://www.academia.edu/8747921 \|doi=10.11646/zootaxa.3215.1.1 }} \| Gen. et comb. et sp. nov \| Valid \| Van Bakel et al. \| Late Cretaceous (late Cenomanian to late Campanian) \| \| {{Flag\|Czech Republic}}{{cite journal \|author1=Martina Koová Veselská \|author2=Barry W.M. van Bakel \|author3=Tomáš Kočí \|author4=John W.M. Jagt \|year=2018 \|title=The first record of Ferroranina (Decapoda, Raninoidia, Palaeocorystidae) from Europe \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=288 \|issue=2 \|pages=161–171 \|doi=10.1127/njgpa/2018/0730 }} {{Flag\|India}} {{Flag\|Madagascar}} {{Flag\|Mexico}} {{Flag\|United States}} \| A palaeocorystid crab. The type species is "Notopocorystes" dichrous Stenzel (1945); genus also contains "Notopocorystes" australis Secretan (1964) and "Notopocorystes" fritschi Glaessner (1929), as well as the new species Ferroranina tamilnadu. \|
Floricythereis \| Gen. et sp. et comb. nov \| \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} {{Flag\|United States}} \| A trachyleberidid ostracod. Genus includes new species Floricythereis exquisita, as well as F. lixula (Crane, 1965) (the type species was not designated). \|
Galathea mainensis{{cite journal \|author1=Loris Ceccon \|author2=Antonio De Angeli \|year=2012 \|title=Galathea mainensis n. sp., (Crustacea, Decapoda, Anomura, Galatheidae) dell'Eocene medio di Cava "Main" di Arzignano (Vicenza, Italia settentrionale) \|journal=Lavori – Società Veneziana di Scienze Naturali \|volume=37 \|pages=25–31 }} \| Sp. nov \| Valid \| Ceccon & De Angeli \| Middle Eocene \| \| {{Flag\|Italy}} \| A species of Galathea. \|
Gebiacantha tuscia{{cite journal \|author1=Alessandro Garassino \|author2=Giovanni Pasini \|author3=Antonio De Angeli \|author4=Sylvain Charbonnier \|author5=Federico Famiani \|author6=Angela Baldanza \|author7=Roberto Bizzarri \|year=2012 \|title=The decapod community from the Early Pliocene (Zanclean) of "La Serra" quarry (San Miniato, Pisa, Toscana, central Italy): sedimentology, systematics, and palaeoenvironmental implications \|journal=Annales de Paléontologie \|volume=98 \|issue=1 \|pages=1–61 \|doi=10.1016/j.annpal.2012.02.001\|bibcode=2012AnPal..98....1G }} \| Sp. nov \| Valid \| Garassino, Pasini, De Angeli & Charbonnier in Garassino et al. \| Early Pliocene \| \| {{Flag\|Italy}} \| An upogebiid decapod, a species of Gebiacantha. \|
Geffenina mariebeatriceae{{cite journal \|author1=Anisong Chitnarin \|author2=Sylvie Crasquin \|author3=Thasinee Charoentitirat \|author4=Prachya Tepnarong \|author5=Nathawut Thanee \|year=2012 \|title=Ostracods (Crustacea) of the Early-Middle Permian from Central Thailand (Indochina block). Part I. Order Palaeocopida \|journal=Geodiversitas \|volume=34 \|issue=4 \|pages=801–835 \|url=http://sciencepress.mnhn.fr/en/periodiques/geodiversitas/34/4/ostracodes-crustacea-du-permien-inferieur-et-moyen-de-thailande-centrale-bloc-indochine-premiere-partie-ordre-des-palaeocopida \|doi=10.5252/g2012n4a5 \|s2cid=129312857 \|url-access=subscription }} \| Sp. nov \| Valid \| Chitnarin in Chitnarin et al. \| Late Early Permian \| Tak Fa Formation \| {{Flag\|Thailand}} \| A knoxitid palaeocopidan ostracod, a species of Geffenina. \|
Geffenina mariebeatriceae \| Sp. nov \| Valid \| Chitnarin in Chitnarin et al. \| Early Permian \| Pha Nok Khao Formation \| {{Flag\|Thailand}} \| A knoxitid palaeocopidan ostracod, a species of Geffenina. \|
Glyphea wiffenae{{cite journal \|author1=Rodney M. Feldmann \|author2=Jeffrey D. Stilwell \|year=2012 \|title=A New Glypheid Lobster from the Late Cretaceous of Hawke's Bay, New Zealand \|journal=Journal of Paleontology \|volume=86 \|issue=1 \|pages=126–128 \|url=http://jpaleontol.geoscienceworld.org/content/86/1/126.abstract \|doi=10.1666/11-057.1\|bibcode=2012JPal...86..126F \|s2cid=129847000 \|url-access=subscription }} \| Species \| Valid \| Feldmann and Stilwell \| Late Cretaceous \| Maungataniwa Sandstone \| {{Flag\|New Zealand}} \| A glypheid lobster, a species of Glyphea. \|
Glyptopleura mugiensis \| Sp. nov \| Valid \| Tanaka & Yuan in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Glyptopleura. \|
Goniodromites kubai{{cite journal \|author1=Natalia Starzyk \|author2=Ewa Krzemiska \|author3=Wiesław Krzemiski \|year=2012 \|title=A new crab species from the Oxfordian of Poland (Decapoda: Brachyura: Goniodromitidae) \|journal=Neues Jahrbuch für Geologie und Paläontologie \|volume=263 \|issue=2 \|pages=143–153 \|doi=10.1127/0077-7749/2012/0219}} \| sp nov \| Valid \| Starzyk, Krzemiska, & Krzemiski \| Oxfordian \| \| {{Flag\|Poland}} \| A crab, a species of Goniodromites. \|
Gonioplacoides{{cite journal \|author1=W. J. Quayle \|author2=J. S. H. Collins \|year=2012 \|title=A review of the decapod crustaceans from the Tertiary of the Isle of Wight, Hampshire, U. K, with description of three new species \|journal=Bulletin of the Mizunami Fossil Museum \|volume=38 \|pages=33–51 \|url=http://www.city.mizunami.lg.jp/docs/2014092922865/files/2014092922865_bull38_05.pdf }} \| Gen. et sp. nov \| Valid \| Quayle & Collins \| Eocene \| Headon Hill Formation \| {{Flag\|United Kingdom}} \| A goneplacid. The type species is Gonioplacoides minuta. \|
Graptocarcinus urbasaensis{{cite journal \|author1=Barry W.M. Van Bakel \|author2=Danièle Guinot \|author3=José Carmelo Corral \|author4=Pedro Artal \|year=2012 \|title=Graptocarcininae n. subfam., an extinct subfamily of Dynomenidae Ortmann, 1892 (Crustacea, Brachyura, Podotremata) \|journal=Zootaxa \|volume=3534 \|pages=40–52 \|url=http://www.mapress.com/zootaxa/2012/f/z03534p052f.pdf \|doi=10.11646/zootaxa.3534.1.3 }} \| Sp. nov \| Valid \| Van Bakel et al. \| Late Cretaceous \| \| {{Flag\|Spain}} \| A dynomenid crab, a species of Graptocarcinus. \|
Grinioneis pachycosta{{cite journal \|author1=Claude Guernet \|author2=Damien Huyghe \|author3=Franck Lartaud \|author4=Didier Merle \|author5=Laurent Emmanuel \|author6=Jean-Pierre Gély \|author7=Florent Michel \|author8=Ophélie Pilet \|year=2012 \|title=Les Ostracodes de la falunière de Grignon (Lutétien du Bassin de Paris): implications stratigraphiques \|journal=Geodiversitas \|volume=34 \|issue=4 \|pages=909–959 \|url=http://sciencepress.mnhn.fr/en/periodiques/geodiversitas/34/4/les-ostracodes-de-la-faluniere-de-grignon-lutetien-du-bassin-de-paris-implications-stratigraphiques \|doi=10.5252/g2012n4a12 \|s2cid=140615269 \|url-access=subscription }} \| Sp. nov \| Valid \| Guernet et al. \| Eocene (Lutetian) \| Paris Basin \| {{Flag\|France}} \| A trachyleberidid ostracod, a species of Grinioneis. \|
Grolamaia \| Gen. et sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the subfamily Pisinae. The type species is G. vicariottoi. \|
Hadrocarcinus{{cite journal \|author1=Carrle E. Schweitzer \|author2=Rodney M. Feldmann \|author3=Matthew C. Lamanna \|year=2012 \|title=New Genus of Crab (Brachyura: Raninoida: Necrocarcinidae) from the Upper Cretaceous of West Antarctica, with Description of a New Species \|journal=Annals of Carnegie Museum \|volume=80 \|issue=2 \|pages=147–158 \|doi=10.2992/007.080.0203 \|s2cid=84001607 }} \| gen et comb et sp nov \| Valid \| Schweitzer, Feldmann & Lamanna \| Late Cretaceous \| \| Antarctica \| A necrocarcinid crab, a new genus for "Necrocarcinus" wrighti. The genus also contains "Necrocarcinus" carinatus and a new species Hadrocarcinus tectilacus. \|
Harbinia alta{{cite journal \|author1=Lucas Silveira Antonietto \|author2=Silvia Regina Gobbo \|author3=Dermeval Aparecido Do Carmo \|author4=Mário Luiz Assine \|author5=Maria Alice Morgado Castanheira Cordeiro Fernandes \|author6=José Eduardo Lima E Silva \|year=2012 \|title=Taxonomy, Ontogeny and Paleoecology of Two Species of Harbinia TSAO, 1959 (Crustacea, Ostracoda) from the Santana Formation, Lower Cretaceous, Northeastern Brazil \|journal=Journal of Paleontology \|volume=86 \|issue=4 \|pages=659–668 \|url=http://jpaleontol.geoscienceworld.org/content/86/4/659.abstract \|doi=10.1666/11-012R.1\|bibcode=2012JPal...86..659A \|s2cid=86564268 \|url-access=subscription }} \| Sp. nov \| Valid \| Antonietto et al. \| Aptian or early Albian \| Santana Formation \| {{Flag\|Brazil}} \| An ostracod crustacean, a species of Harbinia. \|
Headonipus \| Gen. et sp. nov \| Valid \| Quayle & Collins \| Late Eocene \| Headon Beds \| {{Flag\|United Kingdom}} \| A hexapodid. The type species is Headonipus tuberculatus. \|
Hemiparacytheridea exquisita \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A paracytherideid ostracod, a species of Hemiparacytheridea. \|
Hispanigalathea \| Gen. et 2 sp. nov \| Valid \| Klompmaker et al. \| Cretaceous (Albian or Cenomanian) \| \| {{Flag\|Spain}} \| A galatheoid. Genus contains two species: Hispanigalathea pseudolaevis and H. tuberosa. \|
Huanghestheria linxiensis{{cite journal \|author1=Yong-sheng Zhang \|author2=Shao-wu Niu \|author3=Shu-gang Tian \|author4=En-yuan Xing \|author5=Kui Su \|author6=Jie Cao \|author7=Jun-tao Wang \|year=2012 \|title=The discovery of conchostracan fossils in the Upper Permian Linxi Formation of Linxi area, Inner Mongolia, and its geological significance \|journal=Geological Bulletin of China \|volume=31 \|issue=9 \|pages=1394–1403 \|url=http://dzhtb.cgs.cn/gbc/ch/reader/view_abstract.aspx?file_no=20120904 }} \| Sp. nov \| Valid \| Niu in Zhang et al. \| Late Permian \| Linxi Formation \| {{Flag\|China}} \| A vertexiine lioestheriid spinicaudatan clam shrimp, a species of Huanghestheria. \|
Joeranina \| Gen. et comb. et sp. nov \| Valid \| Van Bakel et al. \| Cretaceous (Albian to early Campanian) \| \| {{Flag\|Canada}} {{Flag\|France}} {{Flag\|Greenland}} {{Flag\|Japan}} {{Flag\|Madagascar}} {{Flag\|Spain}} {{Flag\|Switzerland}} {{Flag\|Syria}} {{Flag\|United Kingdom}} {{Flag\|United States}} \| A palaeocorystid crab. The type species is "Corystes" broderipii Mantell (1844). According to the authors of its description genus also contains "Palaeocorystes" harveyi Woodward (1896), "Eucorystes" japonicus Jimbô (1894), "Notopocorystes" paututensis Collins & Wienberg Rasmussen (1992), "Eucorystes" platys Schweitzer & Feldmann (2002) and "Notopocorystes" syriacus Withers (1928), as well as the new species Joeranina gaspari. On the other hand, Karasawa et al. (2014) transferred "P." harveyi, E. platys and "N." paututensis to the genus Eucorystes; the authors also transferred the species "Notopocorystes" xizangensis Wang (1981) to the genus Joeranina.{{Cite journal\|author1=Hiroaki Karasawa \|author2=Carrie E. Schweitzer \|author3=Rodney M. Feldmann \|author4=Javier Luque \|year=2014 \|title=Phylogeny and classification of Raninoida (Decapoda: Brachyura) \|journal=Journal of Crustacean Biology \|volume=34 \|issue=2 \|pages=216–272 \|doi=10.1163/1937240X-00002216 \|doi-access=free }} \|
Juracrista{{cite journal \|author1=C.M. Robins \|author2=R.M. Feldmann \|author3=C.E. Schweitzer \|year=2012 \|title=The oldest Munididae (Decapoda: Anomura: Galatheoidea) from Ernstbrunn, Austria (Tithonian) \|journal=Annalen des Naturhistorischen Museums in Wien, Serie A \|volume=114 \|pages=289–300 \|url=http://www.landesmuseum.at/pdf_frei_remote/ANNA_114A_0289-0300.pdf \|jstor=41702112 }} \| Gen. et 2 sp. nov \| Valid \| Robins, Feldmann & Schweitzer \| Late Jurassic (Tithonian) \| Ernstbrunn Limestone \| {{Flag\|Austria}} \| A munidid. The type species is Juracrista perculta; genus also contains Juracrista costaspinosa. \|
Jurapylocheles iwonae \| Sp. nov \| Valid \| Fraaije et al. \| Middle Oxfordian \| \| {{Flag\|Poland}} \| A pylochelid, a species of Jurapylocheles. \|
Kinkelinella circumcostata \| Sp. nov \| Valid \| Luppold \| Middle Jurassic \| \| {{Flag\|Germany}} \| An ostracod, a species of Kinkelinella. \|
Kloedenella poschmanni \| Sp. nov \| Valid \| Becker & Franke \| Devonian \| \| {{Flag\|Germany}} \| An ostracod. \|
Koryncheiros{{cite journal \|author1=Rodney M. Feldmann \|author2=Carrie E. Schweitzer \|author3=Shixue Hu \|author4=Qiyue Zhang \|author5=Changyoing Zhou \|author6=Tao Xie \|author7=Jinyuan Huang \|author8=Wen Wen \|year=2012 \|title=Macrurous Decapoda from the Luoping Biota (Middle Triassic) of China \|journal=Journal of Paleontology \|volume=86 \|issue=3 \|pages=425–441 \|url=http://jpaleontol.geoscienceworld.org/content/86/3/425.abstract \|doi=10.1666/11-113.1\|bibcode=2012JPal...86..425F \|s2cid=86360640 \|url-access=subscription }} \| Gen. et sp. nov \| Valid \| Feldmann et al. \| Middle or late Anisian \| Guanling Formation \| {{Flag\|China}} \| A decapod crustacean; a clytiopsid erymoid. The type species is Koryncheiros luopingensis. \|
Kroemmelbeincypris{{cite journal \|author1=Stephen F. Poropat \|author2=Jean-Paul Colin \|year=2012 \|title=Reassessment of the Early Cretaceous Non-Marine Ostracod Genera Hourcqia Krömmelbein, 1965 and Pattersoncypris Bate, 1972 with the Description of a New Genus, Kroemmelbeincypris \|journal=Journal of Paleontology \|volume=86 \|issue=4 \|pages=699–719 \|url=http://jpaleontol.geoscienceworld.org/content/86/4/699.abstract \|doi=10.1666/11-140R.1\|bibcode=2012JPal...86..699P \|s2cid=129770828 \|url-access=subscription }} \| Gen. et comb. nov \| Valid \| Poropat & Colin \| Aptian \| \| \| An ostracod crustacean, a new genus for the species "Hourcqia" symmetrica Krömmelbein & Weber and "Hourcqia" angulata Krömmelbein & Weber. \|
Langdaia meesooki \| Sp. nov \| Valid \| Chitnarin in Chitnarin et al. \| Late Early to Middle Permian \| Tak Fa Formation \| {{Flag\|Thailand}} \| A knoxitid palaeocopidan ostracod, a species of Langdaia. \|
Leiocythereis \| Gen. et sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A trachyleberidid ostracod. The type species is Leiocythereis polita. \|
Lepas sattmanni{{cite journal \|author1=Mathias Harzhauser \|author2=Jan Schlögl \|year=2012 \|title=Lepadiform and scalpelliform barnacles from the Oligocene and Miocene of the Paratethys sea \|journal=Palaeontology \|volume=55 \|issue=5 \|pages=923–936 \|doi=10.1111/j.1475-4983.2012.01155.x\|bibcode=2012Palgy..55..923H \|doi-access=free }} \| Sp. nov \| Valid \| Harzhauser & Schlögl \| Early Miocene \| Ebelsberg Formation \| {{Flag\|Austria}} \| A lepadid barnacle, a species of Lepas. \|
Lessinicarcinus{{cite journal \|author=Antonio De Angeli \|year=2012 \|title=Lessinicarcinus n. gen., nuovo genere per Titanocorcinus euglyphos Bittner, 1875 (Crustacea, Brachyura, Pilumnidae) dell'Eocene del Veneto (Italia settentrionale) \|journal=Natura Vicentina \|volume=15 \|pages=75–84 \|url=http://decapoda.nhm.org/pdfs/38790/38790.pdf }} \| Gen. et comb. nov \| Valid \| De Angeli \| Eocene \| \| {{Flag\|Croatia}}{{cite journal \|author=Vasja Mikuž \|year=2015 \|title=Nekaj novih najdb eocenskih rakovic iz najdišča ]opi v Istri \|journal=Geologija \|volume=58 \|issue=1 \|pages=63–70 \|doi=10.5474/geologija.2015.005 \|doi-access=free }} {{Flag\|Italy}} \| A crab belonging to the family Pilumnidae. The type species is "Titanocarcinus" euglyphos Bittner (1875). \|
Lessinipagurus{{cite book \|author1=Claudio Beschin \|author2=Antonio De Angeli \|author3=Andrea Checchi \|author4=Giannino Zarantonello \|year=2012 \|title=Crostacei del giacimento eocenico di Grola presso Spagnago di Cornedo Vicentino (Vicenza, Italia Settentrionale) (Decapoda, Stomapoda, Isopoda) \|publisher=Museo di Archeologia e Scienze Naturali “G. Zannato”, Montecchio Maggiore, Vicenza \|pages=1–100 \|isbn=978-88-900625-2-0 \|url=http://decapoda.nhm.org/pdfs/38771/38771.pdf }} \| Gen. et sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A hermit crab. Originally assigned to the family Paguridae, subsequently transferred to the separate family Xylopaguridae by Gašparič et al. (2016).{{Cite journal\|author1=Rok Gašparič \|author2=René Fraaije \|author3=Ninon Robin \|author4=Antonio De Angeli \|year=2016 \|title=The first record of paguroids from the Eocene of Istria (Croatia) and further phylogenetic refinement of the Paguroidea (Crustacea, Anomura) \|journal=Bulletin of Geosciences \|volume=91 \|issue=3 \|pages=467–480 \|doi=10.3140/bull.geosci.1616 \|doi-access=free }} The type species is L. granulatus. \|
Lienenklausicythere{{cite journal \|author1=Henning Uffenorde \|author2=Miklós Monostori \|author3=Emöke Tóth \|year=2012 \|title=The acuticosta-group (Ostracoda, Cytheroidea) in the Mid-European Eocene and Oligocene, with description of Lienenklausicythere n. gen. \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=266 \|issue=3 \|pages=337–358 \|doi=10.1127/0077-7749/2012/0286}} \| Gen. et comb. nov \| Valid \| Uffenorde, Monostori & Tóth \| Eocene to Oligocene \| \| Europe \| An ostracod, a new genus for "Hermanites" acuticosta and "Hermanites" camela; genus also contains a new, yet-unnamed species. \|
Ljubimovella debilicostatus \| Sp. nov \| Valid \| Luppold \| Middle Jurassic \| \| {{Flag\|Germany}} \| An ostracod, a species of Ljubimovella. \|
Lobonotus beschini{{cite journal \|author1=Antonio De Angeli \|author2=Andrea Checchi \|year=2012 \|title=Lobonotus beschini n. sp., nuovo brachiuro eocenico della Valle del Chiampo (Monti Lessini, Vicenza, Italia nordorientale) \|journal=Lavori – Società Veneziana di Scienze Naturali \|volume=37 \|pages=33–41 \|url=https://www.academia.edu/25294584 }} \| Sp. nov \| Valid \| De Angeli & Checchi \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the family Tumidocarcinidae. \|
Loxoconcha pindarsensis \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A loxoconchid ostracod, a species of Loxoconcha. \|
Marylyreidus \| Gen. et comb. nov \| Valid \| Van Bakel et al. \| Cretaceous (late Albian–early Cenomanian) \| Pawpaw Formation \| {{Flag\|United States}} \| A lyreidid crab. The type species is "Notopocorystes" punctatus Rathbun (1935). \|
Megokkos patagoniensis{{cite journal \|author1=Carrie E. Schweitzer \|author2=Rodney M. Feldmann \|author3=Silvio Casadío \|author4=Martin Rodriguez Raising \|year=2012 \|title=Eocene Decapod Crustacea (Thalassinidea and Brachyura) from Patagonia, Argentina \|journal=Annals of Carnegie Museum \|volume=80 \|issue=3 \|pages=173–186 \|doi=10.2992/007.080.0301\|s2cid=86083986 }} \| Sp. nov \| Valid \| Schweitzer et al. \| Eocene \| Rio Turbio Formation \| {{Flag\|Argentina}} \| A crab, a species of Megokkos. \|
Mesoparapylocheles \| gen et sp nov \| Valid \| Fraaije, Klompmaker, & Artal \| Albian or Cenomanian \| \| {{Flag\|Spain}} \| A hermit crab. The type species is Mesoparapylocheles michaeljacksoni. \|
Microcheilinella subovata \| Sp. nov \| Valid \| Tanaka & Maeda in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Microcheilinella. \|
Microcheilinella tsubogawensis \| Sp. nov \| Valid \| Tanaka & Ichida in Tanaka et al. \| Early Permian \| \| {{Flag\|Japan}} \| An ostracod, a species of Microcheilinella. \|
Microcoelonella takfaensis \| Sp. nov \| Valid \| Chitnarin in Chitnarin et al. \| Middle Permian \| Tak Fa Formation \| {{Flag\|Thailand}} \| A coelonellid palaeocopidan ostracod, a species of Microcoelonella. \|
Microcoelonella takliensis \| Sp. nov \| Valid \| Chitnarin in Chitnarin et al. \| Middle Permian \| Tak Fa Formation \| {{Flag\|Thailand}} \| A coelonellid palaeocopidan ostracod, a species of Microcoelonella. \|
Munida deangelii{{cite journal \|author1=C.M. Robins \|author2=R.M. Feldmann \|author3=C.E. Schweitzer \|year=2012 \|title=Clarification of the South American genus Austromunida Schweitzer & Feldmann, 2000 (Crustacea: Decapoda: Anomura), with the establishment of a new species \|journal=Annalen des Naturhistorischen Museums in Wien, Serie A \|volume=114 \|pages=301–306 \|url=http://www.landesmuseum.at/pdf_frei_remote/ANNA_114A_0301-0306.pdf \|jstor=41702113 }} \| Sp. nov \| Valid \| Robins, Feldmann & Schweitzer \| Late Oligocene to early Miocene \| Río Foyel Formation \| {{Flag\|Argentina}} \| A munidid, a species of Munida. \|
Myra gurii \| Sp. nov \| Valid \| Vega et al. \| Miocene (Burdigalian or Langhian) \| Mishan Formation \| {{Flag\|Iran}} \| A leucosiid decapod crustacean, a species of Myra. \|
Navarradromites \| Gen. et sp. nov \| Valid \| Klompmaker, Feldmann & Schweitzer \| Cretaceous (Albian or Cenomanian) \| \| {{Flag\|Spain}} \| A goniodromitid crab. The type species is Navarradromites pedroartali. \|
Navarrahomola{{Cite journal \|author1=Pedro Artal \|author2=Barry W.M. Van Bakel \|author3=René H.B. Fraaije \|author4=John W.M. Jagt \|author5=Adiël A. Klompmaker \|year=2012 \|title=New Albian-Cenomanian crabs (Crustacea, Decapoda, Podotremata) from Monte Orobe, Navarra, northern Spain \|journal=Revista Mexicana de Ciencias Geológicas \|volume=29 \|issue=2 \|pages=398–410 \|url=http://satori.geociencias.unam.mx/29-2/%2808%29Artal.pdf \|access-date=2013-01-11 \|archive-date=2014-02-23 \|archive-url=https://web.archive.org/web/20140223050956/http://satori.geociencias.unam.mx/29-2/%2808%29Artal.pdf \|url-status=dead }} \| Gen. et sp. nov. \| Valid \| Artal et al. \| Cretaceous (Albian or Cenomanian) \| \| {{Flag\|Spain}} \| A homolid crab. The type species is Navarrahomola hispanica. \|
Neocallichirus bacatus{{cite journal \|author1=Alessandra Busulini \|author2=Claudio Beschin \|author3=Giuliano Tessier \|year=2012 \|title=Nuovo contributo alla conoscenza dei crostacei decapodi della marna di Possagno (eocene superiore – Italia settentrionale) \|journal=Lavori – Società Veneziana di Scienze Naturali \|volume=37 \|pages=43–72 }} \| Sp. nov \| Valid \| Busulini, Beschin & Tessier \| Eocene (Priabonian) \| \| {{Flag\|Italy}} \| A member of Callianassidae. \|
Neocytherideis labyrinthoidea \| Sp. nov \| Valid \| Guernet et al. \| Eocene (Lutetian) \| Paris Basin \| {{Flag\|France}} \| A neocytherideid ostracod, a species of Neocytherideis. \|
Neocytheromorpha priscipacifica \| Sp. nov \| Valid \| Yamaguchi, Mashiba & Kamiya \| Miocene \| Osaki Formation \| {{Flag\|Japan}} \| An ostracod, a species of Neocytheromorpha. \|
Neurocythere jakovlevae{{cite journal \|author1=Ekaterina M. Tesakova \|author2=Stephan M. Demidov \|author3=Alexander V. Guzhov \|author4=Mikhail A. Rogov \|author5=Dmitry N. Kiselev \|s2cid=131174165 \|year=2012 \|title=Middle Oxfordian – Lower Kimmeridgian ostracod zones from the Mikhalenino section (Kostroma region) and their comparison with synchronous strata of the Eastern and Western Europe \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=266 \|issue=3 \|pages=239–249 \|doi=10.1127/0077-7749/2012/0281}} \| Sp. nov \| Valid \| Kolpenskaya in Tesakova et al. \| Late Jurassic (Early Kimmeridgian) \| \| {{Flag\|Russia}} \| An ostracod, a species of Neurocythere. \|
Nitotacarcinus antipodes \| Sp. nov \| Valid \| Schweitzer et al. \| Eocene \| Rio Turbio Formation \| {{Flag\|Argentina}} \| A crab, a species of Nitotacarcinus. \|
Nodosculda{{cite journal \|author=Ovidiu D. Franţescu \|year=2012 \|title=Nodosculda fisherorum, New Genus and New Species of Mantis Shrimp (Stomatopoda: Sculdidae) from the Cretaceous (Late Albian) of Texas, USA \|journal=Journal of Crustacean Biology \|volume=32 \|issue=5 \|pages=774–779 \|doi=10.1163/193724012X637221 \|doi-access=free }} \| Gen. et sp. nov \| Valid \| Franţescu \| Early Cretaceous (late Albian) \| \| {{Flag\|United States}} \| A mantis shrimp. The type species is Nodosculda fisherorum. \|
Noetlingocarcinus messinai \| Sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the superfamily Dromioidea and the family Basinotopidae, a species of Noetlingocarcinus. \|
Nogarhomola{{cite journal \|author1=Antonio De Angeli \|author2=Riccardo Alberti \|year=2012 \|title=Nogarhomola aurorae n. gen., n. sp. (Decapoda, Brachyura, Homolidae) dell'Eocene medio dei Monti Lessini orientali (Vicenza, Italia settentrionale) \|journal=Studi Trentini di Scienze Naturali \|volume=92 \|pages=63–70 \|url=http://decapoda.nhm.org/pdfs/38791/38791.pdf }} \| Gen. et sp. nov \| Valid \| De Angeli & Alberti \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A homolid crab. The type species is Nogarhomola aurorae. \|
Notopocorystes kerri{{cite journal \|author1=Javier Luque \|author2=Rodney M. Feldmann \|author3=Carrie E. Schweitzer \|author4=Carlos Jaramillo \|author5=Christopher B. Cameron \|year=2012 \|title=The oldest frog crabs (Decapoda: Brachyura: Raninoida) from the Aptian of northern South America \|journal=Journal of Crustacean Biology \|volume=32 \|issue=3 \|pages=405–420 \|doi=10.1163/193724012X626539 \|doi-access=free }} \| Sp. nov \| Valid \| Luque et al. \| Early Cretaceous (late Aptian) \| Paja Formation \| {{Flag\|Colombia}} \| A palaeocorystid raninoid crab. Initially described as a species of Notopocorystes, but subsequently reassigned to the genus Joeranina.{{cite journal \|author1=Hermann D. Bermúdez \|author2=Arley de J. Gómez-Cruz \|author3=Matúš Hyžný \|author4=Josep A. Moreno-Bedmar \|author5=Ricardo Barragán \|author6=Mario Moreno Sánchez \|author7=Francisco J. Vega \|year=2013 \|title=Decapod crustaceans from the Cretaceous (Aptian-Albian) San Gil Group in the Villa de Leyva section, central Colombia \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=267 \|issue=3 \|pages=255–272 \|doi=10.1127/0077-7749/2013/0308 \|citeseerx=10.1.1.648.253 }} \|
Nykteripteryx \| Gen. et sp. nov \| Valid \| Klompmaker et al. \| Cretaceous (Albian or Cenomanian) \| \| {{Flag\|Spain}} \| A galatheoid. The type species is Nykteripteryx rostrata. \|
Ochtholambrus gambillarai \| Sp. nov \| Valid \| Busulini, Beschin & Tessier \| Eocene (Priabonian) \| \| {{Flag\|Italy}} \| A crab belonging to the family Parthenopidae. \|
Odontodactylus italicus \| Sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A mantis shrimp belonging to the family Odontodactylidae; a species of Odontodactylus. \|
Ommaciria \| Gen. et comb. nov \| Valid \| Beschin et al. \| Eocene \| \| {{Flag\|Italy}} \| A crab belonging to the family Majidae. The type species is "Micromaia" mainensis Beschin, Busulini, De Angeli & Tessier (1985). \|
Orthobairdia jeanlouisi \| Sp. nov \| Valid \| Forel \| Early Triassic (Griesbachian) \| Daye Formation \| {{Flag\|China}} \| A bairdiid ostracod, a species of Orthobairdia. \|
Ovocytheridea rotunda \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A cytherideid ostracod, a species of Ovocytheridea. \|
Paguristes gagnaisoni{{Cite journal\|author=Cyril Gagnaison \|year=2012 \|title=Des bernard-l'hermites dans les faluns miocènes de Channay-sur-Lathan (Indre-et-Loire, France) \|journal=Cossmanniana \|volume=14 \|pages=67–72 \|url=https://www.researchgate.net/publication/278022787 }} \| Sp. nov \| Valid \| Gagnaison \| Miocene \| \| {{Flag\|France}} \| A species of Paguristes. \|
Pagurus valdagnensis \| Sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A hermit crab belonging to the family Paguridae, a species of Pagurus. \|
Palaega picena{{cite journal \|author1=Giovanni Pasini \|author2=Alessandro Garassino \|year=2012 \|title=Palaega picena n. sp. (Crustacea, Isopoda, Cirolanidae) from the Miocene of Arcevia, Ancona (Marche, central Italy) \|journal=Atti della Societa Italiana di Scienze Naturali e del Museo Civico di Storia Naturale de Milano \|volume=153 \|issue=1 \|pages=21–26 \|doi=10.4081/nhs.2012.21 \|doi-access=free }} \| Sp. nov \| Valid \| Pasini & Garassino \| Miocene \| \| {{Flag\|Italy}} \| A cirolanid isopod, a species of Palaega. \|
Palaega pisana{{cite journal \|author1=Giovanni Pasini \|author2=Alessandro Garassino \|year=2012 \|title=Palaega pisana n. sp. (Crustacea, Isopoda, Cirolanidae) from the Pliocene of Orciano Pisano, Pisa (Toscana, central Italy) \|journal=Atti della Societa Italiana di Scienze Naturali e del Museo Civico di Storia Naturale de Milano \|volume=153 \|issue=1 \|pages=3–11 \|doi=10.4081/nhs.2012.3 \|doi-access=free }} \| Sp. nov \| Junior synonym \| Pasini & Garassino \| Pliocene \| \| {{Flag\|Italy}} \| A cirolanid isopod. Originally described as a species of Palaega; considered to be a junior synonym of Bathynomus sismondai (Ristori, 1891) by Hyžný, Pasini & Garassino (2019).{{Cite journal\|author1=Matúš Hyžný \|author2=Giovanni Pasini \|author3=Alessandro Garassino \|year=2019 \|title=Supergiants in Europe: on the cirolanid isopod Bathynomus A. MILNE EDWARDS, 1879 (Malacostraca, Peracarida) from the Plio-Pleistocene of Italy \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=291 \|issue=3 \|pages=283–298 \|doi=10.1127/njgpa/2019/0802 \|s2cid=243239986 }} \|
Palaega steatopigia{{cite journal \|author1=Giovanni Pasini \|author2=Alessandro Garassino \|year=2012 \|title=First record of cirolanids (Crustacea, Isopoda, Cirolanidae) from the Middle Pliocene of Parma and Reggio Emilia Province (Emilia Romagna, N Italy) \|journal=Atti della Societa Italiana di Scienze Naturali e del Museo Civico di Storia Naturale de Milano \|volume=153 \|issue=1 \|pages=13–20 \|doi=10.4081/nhs.2012.13 \|doi-access=free }} \| Sp. nov \| Nomen dubium \| Pasini & Garassino \| Pliocene \| \| {{Flag\|Italy}} \| A cirolanid isopod. Originally described as a species of Palaega; Hyžný, Pasini & Garassino (2019) considered this species to be a nomen dubium and reassigned it to the genus Bathynomus. \|
Palaeohomarus pacificus{{cite journal \|author1=Beatriz Aguirre-Urreta \|author2=Darío G. Lazo \|author3=Peter F. Rawson \|year=2012 \|title=Decapod Crustacea from the Agrio Formation (Lower Cretaceous) of the Neuquén Basin, Argentina \|journal=Palaeontology \|volume=55 \|issue=5 \|pages=1091–1103 \|doi=10.1111/j.1475-4983.2012.01175.x\|bibcode=2012Palgy..55.1091A \|s2cid=128517109 \|hdl=11336/68260 \|hdl-access=free }} \| Sp. nov \| Valid \| Aguirre-Urreta, Lazo & Rawson \| Late Hauterivian or early Barremian \| Agrio Formation \| {{Flag\|Argentina}} \| A decapod crustacean, a species of Palaeohomarus. \|
Paracypris keiji \| Sp. nov \| Valid \| Guernet et al. \| Eocene (Lutetian) \| Paris Basin \| {{Flag\|France}} \| A candonid ostracod, a species of Paracypris. \|
Paranecrocarcinus balla \| Sp. nov \| Valid \| Van Bakel et al. \| Late Cretaceous (Cenomanian) \| \| {{Flag\|France}} \| A necrocarcinid crab, a species of Paranecrocarcinus. \|
Periosocypris{{cite journal \|author1=R. C. Whatley \|author2=S. C. Khosla \|author3=A. S. Rathore \|year=2012 \|title=Periosocypris megistus n. gen. and n. sp. : a new gigantic non-marine cyprid ostracod from the Maastrichtian Lameta Formation of India \|journal=Journal of the Palaeontological Society of India \|volume=57 \|issue=2 \|pages=113–117 \|url=http://palaeontologicalsociety.in/volume_57_2_Dec_12/3-whatleyKhosla.pdf }} \| Gen. et sp. nov \| Valid \| Whatley, Khosla & Rathore \| Late Cretaceous (Maastrichtian) \| Lameta Formation \| {{Flag\|India}} \| A cypridid ostracod. The type species is Periosocypris megistus. \|
Petrochirus savii \| Sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A hermit crab belonging to the family Diogenidae, a species of Petrochirus. \|
Phrixocythere \| Gen. et sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A hemicytherid ostracod. The type species is Phrixocythere unionensis. \|
Planocarcinus \| Gen. et comb. nov \| Valid \| Luque et al. \| Early Cretaceous (late Aptian) \| Paja Formation \| {{Flag\|Colombia}} \| A necrocarcinid raninoid crab, a new genus for "Dakoticancer" olssoni Rathbun (1937). \|
Podocallichirus laepaensis{{cite journal \|author1=Matúš Hyžný \|author2=Fernando Muñiz \|year=2012 \|title=Podocallichirus laepaensis, a New Ghost Shrimp (Crustacea, Decapoda, Callianassidae) from the Late Miocene of Southwest Spain \|journal=Journal of Paleontology \|volume=86 \|issue=4 \|pages=616–625 \|url=http://jpaleontol.geoscienceworld.org/content/86/4/616.abstract \|doi=10.1666/12-016R.1\|bibcode=2012JPal...86..616H \|citeseerx=10.1.1.456.9609 \|s2cid=51901804 }} \| Sp. nov \| Valid \| Hyžný & Muñiz \| Late Miocene \| \| {{Flag\|Spain}} \| A callianassid ghost shrimp. Originally described as a species of Podocallichirus; subsequently transferred to the genus Balsscallichirus by Hyžný (2016).{{cite journal \|author=Matúš Hyžný \|year=2016 \|title=Balsscallichirus Sakai, 2011 (Decapoda: Axiidea: Callianassidae) in the fossil record: systematics and palaeobiogeography \|journal=Annalen des Naturhistorischen Museums in Wien, Serie A \|volume=118 \|pages=39–63 }} \|
Protobuntonia warorei \| Sp. nov \| Valid \| Sarr \| Paleocene to Ypresian \| \| {{Flag\|Senegal}} {{Flag\|Togo}} \| A trachyleberidid ostracod, a species of Buntonia. \|
Pterygocythereis babinoti \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A trachyleberidid ostracod, a species of Pterygocythereis. \|
Pylochelitergites{{cite journal \|author1=René H.B. Fraaije \|author2=Wiesław Krzemiski \|author3=Barry W.M Van Bakel \|author4=Ewa Krzemiska \|author5=John W.M. Jagt \|year=2012 \|title=The sixth abdominal tergites of paguroid anomurans – a newly recognized crustacean macrofossil type \|journal=Neues Jahrbuch für Geologie und Paläontologie \|volume=266 \|issue=2 \|pages=115–122 \|doi=10.1127/0077-7749/2012/0273}} \| Gen. et 2 sp. nov \| Valid \| Fraaije et al. \| Oxfordian to Kimmeridgian \| \| {{Flag\|Germany}} {{Flag\|Poland}} \| A pylochelid hermit crab. Genus contains two species: P. westerbergensis (the type species) and P. gelasinus. \|
Quasilaeviranina minuscula \| Sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the family Raninidae, a species of Quasilaeviranina. \|
Raninoides rioturbiensis \| Sp. nov \| Valid \| Schweitzer et al. \| Eocene \| Rio Turbio Formation \| {{Flag\|Argentina}} \| A crab, a species of Raninoides. \|
Rhinolambrus elongatus \| Sp. nov \| Valid \| Beschin et al. \| Eocene (Lutetian) \| \| {{Flag\|Italy}} \| A crab belonging to the family Parthenopidae; a species of Rhinolambrus. \|
Ristoria \| Gen. et comb. nov \| Valid \| Garassino, Pasini, De Angeli & Charbonnier in Garassino et al. \| Early Pliocene \| \| {{Flag\|Italy}} \| A leucosiid crab, a new genus for "Ilia" pliocaenica Ristori, 1891. \|
Samarella sonei \| Sp. nov \| Valid \| Chitnarin in Chitnarin et al. \| Middle Permian \| Tak Fa Formation \| {{Flag\|Thailand}} \| A paraparchitid palaeocopidan ostracod, a species of Samarella. \|
Samarella viscusforma \| Sp. nov \| Valid \| Chitnarin in Chitnarin et al. \| Early to Middle Permian \| Pha Nok Khao Formation Tak Fa Formation \| {{Flag\|Thailand}} \| A paraparchitid palaeocopidan ostracod, a species of Samarella. \|
Sargentina chantarameei \| Sp. nov \| Valid \| Chitnarin in Chitnarin et al. \| Early to Middle Permian \| Pha Nok Khao Formation Tak Fa Formation \| {{Flag\|Thailand}} \| A knoxitid palaeocopidan ostracod, a species of Sargentina. \|
Scalpellum paratethyianum \| Sp. nov \| Valid \| Harzhauser & Schlögl \| Early Miocene \| Lakšárska Nová Ves Formation \| {{Flag\|Slovakia}} \| A scalpellid barnacle, a species of Scalpellum. \|
Schizoptocythere nana \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A trachyleberidid ostracod, a species of Schizoptocythere. \|
Schizoptocythere pinna \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A trachyleberidid ostracod, a species of Schizoptocythere. \|
Schuleridea exigua \| Sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} \| A cytherideid ostracod, a species of Schuleridea. \|
Semicytherura carioui \| Sp. nov \| Valid \| Sarr \| Ypresian to Lutetian \| \| {{Flag\|Senegal}} \| A cytherurid ostracod, a species of Semicytherura. \|
Sineruga{{Cite journal\|author=Vincent Perrier \|year=2012 \|title=An atypical Silurian myodocope ostracod from the Armorican Massif, France \|journal=Acta Palaeontologica Polonica \|volume=57 \|issue=2 \|pages=363–373 \|url=http://app.pan.pl/article/item/app20100006.html \|doi=10.4202/app.2010.0006 \|doi-access=free }} \| gen et sp nov \| Valid \| Perrier \| Silurian (uppermost Ludlow to lower Pridoli) \| Le Val Formation \| {{Flag\|France}} \| myodocope ostracod. type species is Sineruga insolita. \|
Southcavea (Saxosouthcavea) \| Subgen. et 3 sp. nov \| Valid \| Luppold \| Middle Jurassic \| \| {{Flag\|Germany}} \| An ostracod, a subgenus of Southcavea containing three new species: Southcavea (Saxosouthcavea) extendata, Southcavea (Saxosouthcavea) bartenbrandi and Southcavea (Saxosouthcavea) malzi (with two subspecies: S. (S.) malzi malzi and S. (S.) malzi reticulata). \|
Spinicytheridea \| Gen. et sp. nov \| Valid \| Puckett & Colin in Puckett, Colin & Mitchell \| Late Cretaceous (Maastrichtian) \| \| {{Flag\|Jamaica}} {{Flag\|Mexico}} \| A cytherideid ostracod. The type species is Spinicytheridea compta from Jamaica; genus also includes a second, unnamed species from the Maastrichtian Ocozocoautla Formation of Chiapas, Mexico. \|
Spinirostrimaia \| Gen. et comb. nov \| Valid \| Beschin et al. \| Eocene \| \| {{Flag\|Italy}} {{Flag\|Spain}} \| A crab belonging to the family Majidae. The type species is "Micromaia" margaritata Fabiani (1910). \|
Stagmacaris adielklompmakeri \| Sp. nov \| Valid \| Fraaije et al. \| Early late Kimmeridgian \| \| {{Flag\|Germany}} \| A pylochelid hermit crab, a species of Stagmacaris. \|
Stagmacaris biarcus \| Sp. nov \| Valid \| Fraaije et al. \| Middle Oxfordian \| \| {{Flag\|Poland}} \| A pylochelid hermit crab, a species of Stagmacaris. \|
Steorrosia \| gen et comb nov \| Valid \| Schweitzer et al. \| Late Albian to Cenomanian \| \| {{Flag\|United States}} \| Crab, New genus for "Xanthosia" aspera. Other species S. pawpawensis and S. reidi. \|
Styracocarcinus \| Gen. et comb. nov \| Valid \| Schweitzer & Feldmann \| Late Cretaceous (Senonian) \| \| {{Flag\|Morocco}} \| A tumidocarcinid decapod, a new genus for "Titanocarcinus" meridionalis Secretan, 1961. \|
Superpendicythere \| Gen. et sp. nov \| Valid \| Luppold \| Middle Jurassic \| \| {{Flag\|Germany}} \| An ostracod. The type species is S. binodosa. \|
Symethoides \| Gen. et sp. nov \| Valid \| Van Bakel et al. \| Paleocene (early Danian) \| Tinton Formation \| {{Flag\|United States}} \| A raninid crab. The type species is Symethoides monmouthorum. \|
Szaboa deppermanni{{cite journal \|author1=René H. B. Fraaije \|author2=Barry W. M. van Bakel \|author3=John W.M. Jagt \|author4=Stefan Polkowsky \|year=2012 \|title=A new Oligocene record of Szaboa (Crustacea, Decapoda, Brachyura, Matutidae) from northern Germany \|journal=Bulletin of the Mizunami Fossil Museum \|volume=38 \|pages=29–31 \|url=http://www.city.mizunami.lg.jp/docs/2014092922865/files/2014092922865_bull38_04.pdf }} \| Sp. nov \| Valid \| Fraaije et al. \| Oligocene \| Ratzeburg Formation \| {{Flag\|Germany}} \| A matutid crab, a species of Szaboa. \|
Thalamita italica \| Sp. nov \| Valid \| Garassino, Pasini, De Angeli & Charbonnier in Garassino et al. \| Early Pliocene \| \| {{Flag\|Italy}} \| A portunid crab, a species of Thalamita. \|
Tridactylastacus \| Gen. et sp. nov \| Valid \| Feldmann et al. \| Middle or late Anisian \| Guanling Formation \| {{Flag\|China}} \| A decapod crustacean; a glypheoid belonging to the family Litogastridae.{{cite journal \|author1=Carrie E. Schweitzer \|author2=Rodney M. Feldmann \|author3=Hiroaki Karasawa \|author4=Neil A. Wells \|author5=Shixue Hu \|author6=Qiyue Zhang \|author7=Jinyuan Huang \|author8=Wen Wen \|author9=Changyoing Zhou \|author10=Tao Xie \|year=2016 \|title=Morphology, systematics, and paleoecology of Tridactylastacus (Crustacea, Decapoda, Glypheidea, Litogastridae) \|journal=Journal of Paleontology \|volume= 90\|issue= 6\|pages= 1112–1117\|doi=10.1017/jpa.2016.116 \|bibcode=2016JPal...90.1112S \|s2cid=133029927 }} The type species is Tridactylastacus sinensis. \|
Turbiocheir \| Gen. et sp. nov \| Disputed \| Schweitzer et al. \| Eocene \| Rio Turbio Formation \| {{Flag\|Argentina}} {{Flag\|Chile}} {{Flag\|Venezuela}}{{cite journal \|author1=Carrie E. Schweitzer \|author2=Matúš Hyžný \|author3=Rodney M. Feldmann \|year=2021 \|title=New Paleogene and Neogene decapod crustaceans (Axiidea, Brachyura) from Venezuela \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=300 \|issue=3 \|pages=245–266 \|doi=10.1127/njgpa/2021/0988 \|s2cid=236264488 }} \| A thalassinidean. The type species is Turbiocheir minutospinata. Hyžný et al. (2020) considered the genus Turbiocheir to be a junior synonym of the genus Anacalliax, creating a new combination Anacalliax minutospinata.{{Cite journal\|author1=Matúš Hyžný \|author2=Patricio Zambrano \|author3=Fernando Muñiz \|author4=Juan Carlos Aragón \|year=2020 \|title=Ghost shrimp genus Turbiocheir from the Palaeogene of Argentina and Chile revisited: the first fossil record of Anacalliax (Decapoda: Anacalliacidae) \|journal=Historical Biology: An International Journal of Paleobiology \|volume=33 \|issue=11 \|pages=2794–2803 \|doi=10.1080/08912963.2020.1828403 \|s2cid=228990968 }} \|
Vecticallichirus \| Gen. et sp. nov \| Valid \| Quayle & Collins \| Late Eocene and Oligocene \| Headon Beds \| {{Flag\|United Kingdom}} \| A callichirid ghost shrimp. The type species is Vecticallichirus abditus. Hyžný (2020) considered V. abditus to be a junior synonym of "Callianassa" batei Woodward (1869), resulting in a new combination Vecticallichirus batei.{{Cite journal\|author=Matúš Hyžný \|year=2020 \|title=Vecticallichirus batei (WOODWARD, 1869) n. comb. – a remarkable Paleogene ghost shrimp (Decapoda, Axiidea, Callichiridae) from the Isle of Wight, southern England \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=296 \|issue=1–2 \|pages=119–128 \|doi=10.1127/njgpa/2020/0894 \|s2cid=219657868 }} \|
Vegaranina \| Gen. et comb. nov \| Valid \| Van Bakel et al. \| Late Cretaceous (Campanian–Maastrichtian) \| \| {{Flag\|Cuba}} {{Flag\|France}} {{Flag\|Mexico}} {{Flag\|United States}} ({{Flag\|Puerto Rico}}) \| A raninid crab. The type species is "Lophoranina" precocious Feldmann, Vega, Tucker, García-Barrera & Avendaño (1996). \|
Vernoniella tenuipora \| Sp. nov \| Valid \| Luppold \| Middle Jurassic \| \| {{Flag\|Germany}} \| An ostracod, a species of Vernoniella. \|
Viaia \| Gen. et sp. nov. \| Valid \| Artal et al. \| Cretaceous (Albian or Cenomanian) \| \| {{Flag\|Spain}} \| A viaiid glaessneropsoid crab. The type species is Viaia robusta. \|
Yunnanopalinura \| Gen. et sp. nov \| Valid \| Feldmann et al. \| Middle or late Anisian \| Guanling Formation \| {{Flag\|China}} \| A decapod crustacean; a spiny lobster. The type species is Yunnanopalinura schrami. \|

Insects

[[Eurypterid]]s

Name ! Novelty ! Status ! Authors ! Age ! Unit ! Location ! Notes ! Images
class="wikitable sortable" align="center" width="100%"
Adelophthalmus dubius{{Cite journal\|author=E. S. Shpinev \|year=2012 \|title=New species of the genus Adelophthalmus (Eurypterida, Chelicerata) found in the Middle Devonian of Khakassia \|journal=Paleontological Journal \|volume=46 \|issue=5 \|pages=470–475 \|doi=10.1134/S0031030112050103 \|bibcode=2012PalJ...46..470S \|s2cid=84097923 }} \| Sp. nov \| Valid \| Shpinev \| Middle Devonian \| \| {{Flag\|Russia}} \| A eurypterid, a species of Adelophthalmus. \|
Adelophthalmus kamyshtensis \| Sp. nov \| Valid \| Shpinev \| Middle Devonian \| \| {{Flag\|Russia}} \| A eurypterid, a species of Adelophthalmus. \|
Drepanopterus odontospathus{{Cite journal \|author=James C. Lamsdell \|year=2012 \|title=Redescription of Drepanopterus pentlandicus Laurie, 1892, the earliest known mycteropoid (Chelicerata: Eurypterida) from the early Silurian (Llandovery) of the Pentland Hills, Scotland \|journal=Earth and Environmental Science Transactions of the Royal Society of Edinburgh \|volume=103 \|issue=1 \|pages=77–103 \|doi=10.1017/S1755691012000072 \|bibcode=2012EESTR.103...77L \|s2cid=84151264 \|url=https://www.researchgate.net/publication/259432658 }} \| Sp. nov \| Valid \| Lamsdell \| Early Devonian \| \| {{Flag\|Canada}} \| A eurypterid. \|
Nanahughmilleria notosibirica{{cite journal \|author1=E. S. Shpinev \|year=2012 \|title=On some eurypterids (Eurypterida, Chelicerata) from the Devonian of South Siberia \|journal=Paleontological Journal \|volume=46 \|issue=4 \|pages=370–377 \|doi=10.1134/S0031030112040119 \|bibcode=2012PalJ...46..370S \|s2cid=128903698 }} \| Sp. nov \| Valid \| Shpinev \| Devonian \| \| {{Flag\|Russia}} \| A eurypterid, a species of Nanahughmilleria. \|
Parahughmilleria longa \| Sp. nov \| Valid \| Shpinev \| Devonian \| \| {{Flag\|Russia}} \| A eurypterid, a species of Parahughmilleria. \|
Stylonuroides orientalis \| Sp. nov \| Valid \| Shpinev \| Devonian \| \| {{Flag\|Russia}} \| A eurypterid, a species of Stylonuroides. \|

Trilobites

Name ! Novelty ! Status ! Authors ! Age ! Unit ! Location ! Notes ! Images
class="wikitable sortable" align="center" width="100%"
Abanomocarella{{Cite book\|author1=J.-L. Yuan \|author2=Y. Li \|author3=X.-N. Mu \|author4=J.-P. Lin \|author5=X.-J. Zhu \|year=2012 \|title=Trilobite fauna of the Changhia Formation (Cambrian Series 3) from Shandong and adjacent area, North China \|series=Palaeontologia Sinica \|volume=197, New Series B35 \|pages=1–758 \|isbn=978-7030358080 }} \| Gen. et sp. et comb. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Anomocarellidae. Genus includes new species A. quadrata, as well as A. humilis (Resser & Endo in Endo & Resser, 1937) and A. pyriformis (Resser & Endo in Endo & Resser, 1937). \|
Acmarhachis kindlei{{cite journal \|author1=Stephen R. Westrop \|author2=Jennifer D. Eoff \|year=2012 \|title=Late Cambrian (Furongian; Paibian, Steptoean) Agnostoid Arthropods from the Cow Head Group, Western Newfoundland \|journal=Journal of Paleontology \|volume=86 \|issue=2 \|pages=201–237 \|url=http://jpaleontol.geoscienceworld.org/content/86/2/201.abstract \|doi=10.1666/11-034.1\|bibcode=2012JPal...86..201W \|s2cid=128401877 \|url-access=subscription }} \| Sp nov \| Valid \| Westrop & Eoff \| Late Cambrian \| Cow Head Group \| {{Flag\|Canada}} \| An agnostid, a species of Acmarhachis. \|
Acmarhachis whittingtoni \| Sp nov \| Valid \| Westrop & Eoff \| Late Cambrian \| Cow Head Group \| {{Flag\|Canada}} \| An agnostid, a species of Acmarhachis. \|
Angsiduoa jiulongshanensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Ignotogregatidae. \|
Angsiduoa shanxiensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Ignotogregatidae. \|
Angsiduoa transversa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Ignotogregatidae. \|
Anomocarella? antiqua \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Anomocarellidae. \|
Anomocarella jiulongshanensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Anomocarellidae. \|
Anomocarella similis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Anomocarellidae. \|
Aponileus aasei{{cite journal \|author1=Jonathan M. Adrain \|author2=Neo E. B. McAdams \|year=2012 \|title=The Lower Ordovician (upper Floian) bathyurid trilobite Aponileus Hu, with species from Utah, Texas, and Greenland \|journal=Zootaxa \|volume=3293 \|pages=1–67 \|url=http://www.mapress.com/zootaxa/2012/f/z03293p067f.pdf\|doi=10.11646/zootaxa.3293.1.1 }} \| Sp nov \| Valid \| Adrain & McAdams \| Early Ordovician (late Floian) \| Fillmore Formation \| {{Flag\|United States}} \| A bathyurid trilobite, a species of Aponileus. \|
Aponileus belkaae \| Sp nov \| Valid \| Adrain & McAdams \| Early Ordovician (late Floian) \| Wah Wah Formation \| {{Flag\|United States}} \| A bathyurid trilobite, a species of Aponileus. \|
Aponileus laikaae \| Sp nov \| Valid \| Adrain & McAdams \| Early Ordovician (late Floian) \| Fillmore Formation \| {{Flag\|United States}} \| A bathyurid trilobite, a species of Aponileus. \|
Aponileus strelkaae \| Sp nov \| Valid \| Adrain & McAdams \| Early Ordovician (late Floian) \| Wah Wah Formation \| {{Flag\|United States}} \| A bathyurid trilobite, a species of Aponileus. \|
Aponileus ugolekae \| Sp nov \| Valid \| Adrain & McAdams \| Early Ordovician (late Floian) \| Wah Wah Formation \| {{Flag\|United States}} \| A bathyurid trilobite, a species of Aponileus. \|
Aponileus? veterokae \| Sp nov \| Valid \| Adrain & McAdams \| Early Ordovician (late Floian) \| Wah Wah Formation \| {{Flag\|United States}} \| A bathyurid trilobite, a possible species of Aponileus. \|
Archaeagnostus typicus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Peronopsidae. \|
Archegonus (Phillibole) nehdenensis africanus{{cite journal \|author1=Gerhard Hahn \|author2=Peter Müller \|author3=R. Thomas Becker \|year=2012 \|title=Unter-karbonische Trilobiten aus dem Anti-Atlas (S-Marokko) \|journal=Geologica et Palaeontologica \|volume=44 \|pages=37–74 \|url=https://www.researchgate.net/publication/262708871 }} \| Subsp. nov \| Valid \| Hahn, Müller & Becker \| Carboniferous (Mississippian) \| \| {{Flag\|Morocco}} \| A member of Phillipsiidae belonging to the subfamily Archegoninae, a subspecies of Archegonus nehdenensis. \|
Asaphellus cuervoae{{cite journal \|author1=Joan Corbacho \|author2=Francisco J. López-Soriano \|year=2012 \|title=A new asaphid trilobite from the Lower Ordovician (Arenig) of Morocco \|journal=Batalleria \|volume=17 \|pages=3–12 }} \| Sp. nov \| Disputed \| Corbacho & López-Soriano \| Ordovician (Floian) \| Upper Fezouata Formation \| {{Flag\|Morocco}} \| A member of Asaphidae, a species of Asaphellus. Gutiérrez-Marco et al. (2017) considered this species to be likely based on poorly preserved and probably retouched specimens of Asaphellus stubbsi.{{cite journal \|author1=Juan Carlos Gutiérrez-Marco \|author2=Artur Abreu Sá \|author3=Diego C. García-Bellido \|author4=César A. Chacaltana \|year=2017 \|title=Recent Geoethical Issues in Moroccan and Peruvian Paleontology \|journal=Annals of Geophysics \|volume=60 \|issue=Fast Track 7 \|pages=1–11 \|doi=10.4401/ag-7475 \|doi-access=free \|hdl=20.500.12544/1804 \|hdl-access=free }} \|
Astycoryphe arduinnae{{cite journal \|author1=Allart P. van Viersen \|author2=Alfer van Rossum \|author3=Harald Prescher \|year=2012 \|title=New data on Astycoryphe, Dohmiella, Longiproetus and Quadratoproetus (Trilobita, Proetidae) from the Middle Devonian in the Ardennes, Belgium \|journal=Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen \|volume=264 \|issue=1 \|pages=77–87 \|doi=10.1127/0077-7749/2012/0233 }} \| Sp nov \| Valid \| Van Viersen, van Rossum & Prescher \| Middle Devonian \| \| {{Flag\|Belgium}} \| A member of Proetida. \|
Australoscutellum iota{{Cite journal\|author1=D. J. Holloway \|author2=P. D. Lane \|year=2012 \|title=Scutelluid trilobites from the Silurian of New South Wales \|journal=Palaeontology \|volume=55 \|issue=2 \|pages=413–490 \|doi=10.1111/j.1475-4983.2012.01132.x \|bibcode=2012Palgy..55..413H \|doi-access=free }} \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Australoscutellum. \|
Australoscutellum microps \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Australoscutellum. \|
Australoscutellum pulex \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Australoscutellum. \|
Australoscutellum trica \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Australoscutellum. \|
Baltagnostus yaojiayuensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Diplagnostidae. \|
Baojingia (Eobaojingia) \| Subgen. et 2 sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Lisaniidae. The subgenus includes Baojingia (Eobaojingia) dubia and Baojingia (Eobaojingia) ezhuangensis, as well as Baojingia miaogouensis Mong in Zhou et al. (1977). \|
Borenoria \| gen et sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite. The type species is Borenoria cirrita. \|
Bumastoides graffhami{{cite journal \|author1=Jesse R. Carlucci \|author2=Stephen R. Westrop \|author3=Lisa Amati \|author4=Jonathan M. Adrain \|author5=Robert E. Swisher \|year=2012 \|title=A systematic revision of the Upper Ordovician trilobite genus Bumastoides (Illaenidae), with new species from Oklahoma, Virginia and Missouri \|journal=Journal of Systematic Palaeontology \|volume=10 \|issue=4 \|pages=679–723 \|doi=10.1080/14772019.2011.637518\|bibcode=2012JSPal..10..679C \|s2cid=85916505 }} \| Sp nov \| Valid \| Carlucci et al. \| Ordovician \| \| {{Flag\|United States}} \| An illaenid trilobite, a species of Bumastoides. \|
Bumastoides kimmswickensis \| Sp nov \| Valid \| Carlucci et al. \| Ordovician \| \| {{Flag\|United States}} \| An illaenid trilobite, a species of Bumastoides. \|
Bumastoides moundensis \| Sp nov \| Valid \| Carlucci et al. \| Ordovician \| \| {{Flag\|United States}} \| An illaenid trilobite, a species of Bumastoides. \|
Calymene harringtoni{{Cite journal\|author1=M. Franco Tortello \|author2=Norberto J. Uriz \|author3=Marta B. Alfaro \|author4=Carlos A. Cingolani \|author5=Andrea R. Bidone \|author6=Julio C. Galeano Inchausti \|year=2012 \|title=Trilobites and graptolites from the Vargas Peña Formation (early Silurian), Paraná Basin, eastern Paraguay \|journal=Revue de Paléobiologie, Genève \|volume= spécial 11 \|pages=279–298 \|url=http://www.ville-ge.ch/mhng/paleo/paleo-pdf/spec-11/pal-spec-11-19.pdf }} \| Sp. nov \| Valid \| Tortello in Tortello et al. \| Early Silurian \| Vargas Peña Formation \| {{Flag\|Paraguay}} \| A species of Calymene. \|
Chlupacula (Chlupacula) erfoudensis \| Sp. nov \| Valid \| Hahn, Müller & Becker \| Carboniferous (Mississippian) \| \| {{Flag\|Morocco}} \| A member of Phillipsiidae belonging to the subfamily Archegoninae, a species of Chlupacula. \|
Crepicephalina exsculpta \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Crepicephalina obscura \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Crepicephalina pulchra \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Crepicephalina? rara \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Crepicephalina woqishanensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Cummingella boikoi{{Cite journal\|author=E. V. Mychko \|year=2012 \|title=A new species of trilobites from Sakmarian Reefs of Bashkortostan \|journal=Paleontological Journal \|volume=46 \|issue=1 \|pages=44–48 \|doi=10.1134/S0031030112010108 \|bibcode=2012PalJ...46...44M \|s2cid=128766337 }} \| sp nov \| Valid \| Mychko \| Sakmarian \| \| {{Flag\|Russia}} \| A phillipsiid, a species of Cummingella. \|
Cyrtoproetus (Crassibole) acrops \| Sp. nov \| Valid \| Hahn, Müller & Becker \| Carboniferous (Mississippian) \| \| {{Flag\|Morocco}} \| A member of Phillipsiidae belonging to the subfamily Archegoninae, a species of Cyrtoproetus. \|
Dalejeproetus owensi{{cite journal \|author1=Robert G. Johnson \|author2-link=Richard A. Fortey \|author2=Richard A. Fortey \|year=2012 \|title=Proetid Trilobites from the Lower Devonian (Pragian) Ihandar Formation, Anti-Atlas, Morocco \|journal=Journal of Paleontology \|volume=86 \|issue=6 \|pages=1032–1050 \|doi=10.1666/12-021R.1\|bibcode=2012JPal...86.1032J \|s2cid=140187271 }} \| Sp nov \| Valid \| Johnson & Fortey \| Early Devonian (Pragian) \| Ihandar Formation \| {{Flag\|Morocco}} \| A proetid trilobite, a species of Dalejeproetus. \|
Dalejeproetus sagaouii \| Sp nov \| Valid \| Johnson & Fortey \| Early Devonian (Pragian) \| Ihandar Formation \| {{Flag\|Morocco}} \| A proetid trilobite, a species of Dalejeproetus. \|
Dameselloides \| Gen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Damesellidae. Genus includes new species D. sinensis. \|
Danjiangella shandongensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Dechenelloides tazoultensis \| Sp. nov \| Valid \| Hahn, Müller & Becker \| Carboniferous (Mississippian) \| \| {{Flag\|Morocco}} \| A member of Phillipsiidae belonging to the subfamily Archegoninae, a species of Dechenelloides. \|
Decoroscutellum planes \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Decoroscutellum. \|
Derikaspis conicus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Derikaspis ruichengensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Diacoryphe (Archaeocoryphe) maiderensis \| Sp. nov \| Valid \| Hahn, Müller & Becker \| Carboniferous (Mississippian) \| \| {{Flag\|Morocco}} \| A member of Phillipsiidae belonging to the subfamily Archegoninae, a species of Diacoryphe. \|
Dindymene whittingtoni{{cite journal \|author1=Alan W. Owen \|author2=David L. Bruton \|year=2012 \|title=The only known cyclopygid–'atheloptic' trilobite fauna from North America: the upper Ordovician fauna of the Pyle Mountain Argillite and its palaeoenvironmental significance \|journal=Geological Magazine \|volume=149 \|issue=6 \|pages=964–988 \|doi=10.1017/S0016756812000015 \|bibcode=2012GeoM..149..964O \|s2cid=130787327 \|url=http://eprints.gla.ac.uk/72945/1/72945.pdf }} \| Sp nov \| Valid \| Owen & Bruton \| Late Ordovician \| \| {{Flag\|United States}} \| A species of Dindymene. \|
Dorypyge cylindrica \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Dorypyge zhangxianensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Dunopyge seiberti{{cite journal \|author1=Martin Basse \|author2=Peter Müller \|year=2012 \|title=Drei Arten der Asteropyginae aus den Seifen-Schichten, Westerwald (Trilobita; Mittel-Siegen-Unterstufe, Unter-Devon; Rheinisches Schiefergebirge) \|journal=Geologica et Palaeontologica \|volume=44 \|pages=9–26 \|url=https://www.researchgate.net/publication/270160020 }} \| Sp. nov \| Valid \| Basse & Müller \| Early Devonian \| Seifen Beds \| {{Flag\|Germany}} \| A member of Acastidae belonging to the subfamily Asteropyginae, a species of Dunopyge. \|
Eilura trapezialis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Elaphraella? taebaeksanensis{{cite journal \|author1=Tae-Yoon Park \|author2=Duck K. Choi \|year=2012 \|title=Middle Furongian (late Cambrian) shumardiids from the Sesong Formation, Taebaek Group, Korea \|journal=Journal of Paleontology \|volume=86 \|issue=1 \|pages=51–59 \|doi=10.1666/10-107.1\|bibcode=2012JPal...86...51P \|s2cid=128415221 }} \| Sp. nov \| Valid \| Park & Choi \| Cambrian (middle Furongian) \| Sesong Formation \| {{Flag\|South Korea}} \| A member of the family Shumardiidae. \|
Emmrichella punctata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Ptychopariidae. \|
Eokoldinia \| Gen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Plethopeltidae. Genus includes new species E. porifera. \|
Eomapania \| Gen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Mapaniidae. Genus includes new species E. subquadrata. \|
Eoscutellum annosum \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Eoscutellum. \|
Eymekops pristina \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Eymekops transversa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Grandioculus macroculus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Grandioculus (Protohedina) quadraticephala \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Gumunsoia{{cite journal \|author1=Tae-Yoon Park \|author2=Jang Won Sohn \|author3=Duck K. Choi \|year=2012 \|title=Middle Furongian (late Cambrian) polymerid trilobites from the upper part of the Sesong Formation, Taebaeksan Basin, Korea \|journal=Geosciences Journal \|volume=16 \|issue=4 \|pages=381–398 \|doi=10.1007/s12303-012-0037-0 \|bibcode=2012GescJ..16..381P \|s2cid=140669692 }} \| Gen. et sp. nov \| Valid \| Park, Sohn & Choi \| Cambrian (middle Furongian) \| Sesong Formation \| {{Flag\|South Korea}} \| A member of Leiostegioidea belonging to the family Kaolishaniidae. Genus includes new species G. triangularis. \|
Gushanella \| Gen. et 2 sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Solenopleuridae. Genus includes new species G. quadrata and G. truncata. \|
Heyelingella crassa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Honania porifera \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Huayuanaspis angustilimbata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Idioura brevispina \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Illaenoscutellum tryo \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Illaenoscutellum. \|
Inouyella rara \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Inouyella shiliuyuanensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Inouyia (Bulbinouyia) \| Subgen. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Inouyiidae. The subgenus includes Inouyia kangzhuangensis (Zhang & Wang, 1985) and I. lubrica (Zhou in Zhou et al., 1982). \|
Inouyia latilimbata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Iranoleesia pustulosa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Iranoleesia (Proasaphiscina) rogosa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Japonoscutellum borenorense \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Japonoscutellum. \|
Japonoscutellum crassum \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Japonoscutellum. \|
Japonoscutellum diascetum \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Japonoscutellum. \|
Japonoscutellum gephyricum \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Japonoscutellum. \|
Japonoscutellum guttulatum \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Japonoscutellum. \|
Japonoscutellum serangicum \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Japonoscutellum. \|
Japonoscutellum strabo \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Japonoscutellum. \|
Jiulongshania shandongensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Diceratocephalidae. \|
Koptura (Eokoptura) \| Subgen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Anomocaridae. The subgenus includes new species Koptura (Eokoptura) bella, as well as Koptura quadrata (Resser & Endo in Endo & Resser, 1937). \|
Koptura intermedia \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Anomocaridae. \|
Kosovopeltis trepida \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Kosovopeltis. \|
Kosovopeltis xynon \| sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite, a species of Kosovopeltis. \|
Lepidoproetus lahceni \| Sp nov \| Valid \| Johnson & Fortey \| Early Devonian (Pragian) \| Ihandar Formation \| {{Flag\|Morocco}} \| A proetid trilobite, a species of Lepidoproetus. \|
Lepidoproetus maharchianus \| Sp nov \| Valid \| Johnson & Fortey \| Early Devonian (Pragian) \| Ihandar Formation \| {{Flag\|Morocco}} \| A proetid trilobite, a species of Lepidoproetus. \|
Lepidoproetus splendens \| Sp nov \| Valid \| Johnson & Fortey \| Early Devonian (Pragian) \| Ihandar Formation \| {{Flag\|Morocco}} \| A proetid trilobite, a species of Lepidoproetus. \|
Liowutaishania laevigata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Lisania elliptica \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Longiproetus meiopsifius \| Sp nov \| Valid \| Van Viersen, van Rossum & Prescher \| Middle Devonian \| \| {{Flag\|Belgium}} \| A member of Proetida. \|
Lunania \| Gen. nov \| Junior homonym \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Menocephalidae. The generic name is preoccupied by Lunania Chow (1957). \|
Maotunia transversa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Mapania (Mapanella) \| Subgen. et 2 sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Mapaniidae. The subgenus includes new species M. (Mapanella) transversa and M. (Mapanella) prisca, as well as Mapania blackwelderi (Resser & Endo in Endo & Resser, 1937). \|
Mapania subcylindrica \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Mapanopsis conicus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Maurotarion megacephalum{{Cite journal \|author1=Juan José Rustán \|author2=N. Emilio Vaccari \|year=2012 \|title=The trilobite Maurotarion megacephalum sp. nov. (Aulacopleuridae) in the Lower Devonian of Argentina: phylogenetic and paleobiogeographic remarks \|journal=Revista Mexicana de Ciencias Geológicas \|volume=29 \|issue=2 \|pages=346–354 \|url=http://satori.geociencias.unam.mx/29-2/%2805%29Rustan.pdf \|access-date=2013-01-11 \|archive-date=2014-02-23 \|archive-url=https://web.archive.org/web/20140223050953/http://satori.geociencias.unam.mx/29-2/%2805%29Rustan.pdf \|url-status=dead }} \| Sp. nov. \| Valid \| Rustán & Vaccari \| Early Devonian (Pragian) \| Talacasto Formation \| {{Flag\|Argentina}} \| An otarionine aulacopleurid, a species of Maurotarion. \|
Megagraulos similis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Menocephalina \| Gen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Menocephalidae. Genus includes new species M. longispinosa. \|
Menocephalites (Hutoushania) \| Subgen. et 2 sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Menocephalidae. The subgenus includes Menocephalites (Hutoushania) triangulata and M. (Hutoushania) zaozhuangansis. \|
Menocephalites porosus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Menocephalites primitivus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Menocephalites simplex \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Metanomocarella primitiva \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Micagnostus semicircularis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Mirrabooka \| gen et sp nov \| Valid \| Holloway and Lane \| Silurian \| \| {{Flag\|Australia}} \| A scutelluid trilobite. The type species is Mirrabooka harryi. \|
Monkaspis conica \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Ohleum magreani{{cite journal \|author1=Peter G. Taghon \|author2=Enrico Bonino \|author3=Bernard Mottequin \|year=2012 \|title=A new representative of the lichid genus Ohleum (Trilobita) from the Eifelian (Middle Devonian) of southern Belgium \|journal=Geologica Belgica \|volume=15 \|issue=3 \|pages=120–125 \|url=http://popups.ulg.ac.be/1374-8505/index.php?id=3573 }} \| Sp nov \| Valid \| Taghon, Bonino & Mottequin \| Devonian (Eifelian) \| Jemelle Formation \| {{Flag\|Belgium}} \| A member of Lichida belonging to the family Lichidae. \|
Pagetides qianensis{{cite journal\|author1=Xi-Guang Zhang \|author2=Euan N.K. Clarkson \|year=2012 \|title=Phosphatized eodiscoid trilobites from the Cambrian of China \|journal=Palaeontographica Abteilung A \|volume=297 \|issue=1–4 \|pages=1–121 \|url=http://www.schweizerbart.de/papers/pala/detail/297/78369/Phosphatized_eodiscoid_trilobites_from_the_Cambria \|archive-url=https://archive.today/20130211183349/http://www.schweizerbart.de/papers/pala/detail/297/78369/Phosphatized_eodiscoid_trilobites_from_the_Cambria \|url-status=dead \|archive-date=2013-02-11 \|doi=10.1127/pala/297/2012/1 \|bibcode=2012PalAA.297....1Z \|url-access=subscription }} \| Sp nov \| Valid \| Zhang & Clarkson \| Cambrian \| \| {{Flag\|China}} \| An eodiscoid trilobite, a species of Pagetides. \|
Paleonelsonia granulosa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Ptychopariidae. \|
Paleonelsonia sulcata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Ptychopariidae. \|
Paracoosia langgongsiensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Anomocaridae. \|
Paralevisia subglobosa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Parayujinia pulchra \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Peishania abnormis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Peishania obscura \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Peronopsis jiulongshanensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Peronopsis universalis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Persia{{cite journal \|author=Rudy Lerosey-Aubril \|year=2012 \|title=The Late Palaeozoic trilobites of Iran and Armenia and their palaeogeographical significance \|journal=Geological Magazine \|volume=149 \|issue=6 \|pages=1023–1045 \|doi=10.1017/S0016756812000179\|bibcode=2012GeoM..149.1023L \|s2cid=128673068 }} \| Gen. et sp. nov \| Junior homonym \| Lerosey-Aubril \| Carboniferous (Tournaisian) \| \| {{Flag\|Iran}} \| The type species is Persia praecox. The generic name is preoccupied by Persia Repin (1996); Lerosey-Aubril & Deshmukh (2022) coined a replacement name Persiax.{{cite journal \|author1=Rudy Lerosey-Aubril \|author2=Umakant Boopati Deshmukh \|year=2022 \|title=Persiax, a replacement name for Persia Lerosey-Aubril, 2012 (Trilobita) non Repin, 1996 (Bivalvia), preoccupied \|journal=Zootaxa \|volume=5178 \|issue=4 \|pages=400 \|doi=10.11646/zootaxa.5178.4.7 \|pmid=36095720 \|s2cid=251913383 }} \|File:Persia_praecox.jpg
Pilletina seifenensis \| Sp. nov \| Valid \| Basse & Müller \| Early Devonian \| Seifen Beds \| {{Flag\|Germany}} \| A member of Acastidae belonging to the subfamily Asteropyginae, a species of Pilletina. \|
Pingluia granulosa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Plectocrania elegans \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Plectocrania intermedia \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Plesigangderria latilimbata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Podoliproetus mirdani \| Sp nov \| Valid \| Johnson & Fortey \| Early Devonian (Pragian) \| Ihandar Formation \| {{Flag\|Morocco}} \| A proetid trilobite, a species of Podoliproetus. \|
Podoliproetus sinespina \| Sp nov \| Valid \| Johnson & Fortey \| Early Devonian (Pragian) \| Ihandar Formation \| {{Flag\|Morocco}} \| A proetid trilobite, a species of Podoliproetus. \|
Praeymekops \| Gen. et sp. et comb. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Proasaphiscidae. Genus includes new species P. minutus, as well as P. sinensis (Mansuy, 1916). \|
Proasaphiscus laiwuensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Proetina ihamadii \| Sp nov \| Valid \| Johnson & Fortey \| Early Devonian (Pragian) \| Ihandar Formation \| {{Flag\|Morocco}} \| A proetid trilobite, a species of Proetina. \|
Pseudoolenoides fossilmountainensis{{cite journal \|author1=Jonathan M. Adrain \|author2=Neo E. B. McAdams \|author3=Talia S. Karim \|year=2012 \|title=The Middle Ordovician bathyurid trilobite Pseudoolenoides, with a revised trilobite biostratigraphy of the Dapingian and lower Darriwilian of western Laurentia \|journal=Zootaxa \|volume=3467 \|pages=1–97 \|url=http://www.mapress.com/zootaxa/2012/f/z03467p097f.pdf\|doi=10.11646/zootaxa.3467.1.1 }} \| Sp nov \| Valid \| Adrain, McAdams & Karim \| Middle Ordovician \| Kanosh Formation \| {{Flag\|United States}} \| A bathyurid, a species of Pseudoolenoides. \|
Pseudoolenoides oilcreekensis \| Sp nov \| Valid \| Adrain, McAdams & Karim \| Middle Ordovician \| Oil Creek Formation \| {{Flag\|United States}} \| A bathyurid, a species of Pseudoolenoides. \|
Pseudoolenoides pogonipensis \| Sp nov \| Valid \| Adrain, McAdams & Karim \| Middle Ordovician \| Kanosh Formation \| {{Flag\|United States}} \| A bathyurid, a species of Pseudoolenoides. \|
Pseudopeishania \| Gen. et 3 sp. et comb. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Anomocarellidae. Genus includes new species P. brevis, P. similis and P. woqishanensis, as well as P. angustata (Endo, 1944). \|
Pseudoperonopsis elegans \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Pseudophillipsia parvizii \| Sp. nov \| Valid \| Lerosey-Aubril \| Permian \| \| {{Flag\|Iran}} \| A species of Pseudophillipsia sensu lato. \|
Pseudotaitzuia angustilimbata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Asaphida belonging to the family Ordosiidae. \|
Pseudotaitzuia rara \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Asaphida belonging to the family Ordosiidae. \|
Pudoproetus zhorae \| Sp. nov \| Valid \| Hahn, Müller & Becker \| Carboniferous (Mississippian) \| \| {{Flag\|Morocco}} \| A member of Proetidae, a species of Pudoproetus. \|
Raragnostus intermedius \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Raymondaspis grandigena{{cite journal \|author1=Martin Stein \|author2=Jan Bergström \|year=2012 \|title=A complete styginid trilobite from the Ordovician of Sweden \|journal=Paläontologische Zeitschrift \|volume=86 \|issue=3 \|pages=275–280 \|doi=10.1007/s12542-012-0132-6 \|bibcode=2012PalZ...86..275S \|s2cid=140583817 }} \| sp nov \| Valid \| Stein & Bergström \| Middle Ordovician \| \| {{Flag\|Sweden}} \| A styginid, a species of Raymondaspis. \|
Reediella mitchelli tafilaltensis \| Subsp. nov \| Valid \| Hahn, Müller & Becker \| Carboniferous (Mississippian) \| \| {{Flag\|Morocco}} \| A member of Phillipsiidae belonging to the subfamily Bollandiinae, a subspecies of Reediella mitchelli. \|
Ruichengocephalus \| Gen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Ptychopariidae. Genus includes new species R. typicus. \|
Saimachia yichangensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Schopfaspis? graciai{{cite journal \|author1=Jorge Esteve \|author2=Frederick A. Sundberg \|author3=Samuel Zamora \|author4=Rodolfo Gozalo \|year=2012 \|title=A new Alokistocaridae Resser, 1939 (Trilobita) from the middle Cambrian of Spain \|journal=Geobios \|volume=45 \|issue=3 \|pages=275–283 \|doi=10.1016/j.geobios.2011.10.003\|bibcode=2012Geobi..45..275E }} \| sp nov \| Valid \| Esteve et al.. \| Middle Cambrian \| \| {{Flag\|Spain}} \| An alokistocarid, possibly a species of Schopfaspis. \|
Sdzuyella conica \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belongig to the family Holocephalidae. \|
Securifrons \| gen et comb nov \| Valid \| Holloway and Lane \| Ordovician to Silurian \| \| \| Scutelluid trilobite. species- S. borealis, S. cunctatum, S. major and ?S. umbonatus. \|
Shiliuyuania \| Gen. et 2 sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Crepicephalidae. Genus includes new species S. cylindrica and S. quadrata. \|
Solenoparia zhangxianensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Solenoparina bella \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Sphaerophthalmus arcus{{cite journal \|author1=Magne Høyberget \|author2=David L. Bruton \|year=2012 \|title=Revision of the trilobite genus Sphaerophthalmus and relatives from the Furongian (Cambrian) Alum Shale Formation, Oslo Region, Norway \|journal=Norwegian Journal of Geology \|volume=92 \|issue=4 \|pages=433–450 \|url=http://njg.geologi.no/vol-91-100/details/1/69-69 }} \| Sp nov \| Valid \| Høyberget & Bruton \| Cambrian (Furongian) \| Alum Shale Formation \| {{Flag\|Norway}} \| A member of the family Olenidae. \|
Spiniscabrella albertii{{cite journal \|author1=Peter Müller \|author2=Christian Franke \|year=2012 \|title=Neue Daten zu Spiniscabrella und Scabrella (Scabrella) aus dem Unter-Devon von Deutschland, Luxemburg und Marokko \|journal=Ferrantia \|volume=68 \|pages=117–132 \|url=https://ps.mnhn.lu/ferrantia/publications/Ferrantia68.pdf }} \| Sp. nov \| Valid \| Müller & Franke \| Devonian \| \| {{Flag\|Germany}} \| A member of the family Homalonotidae. \|
Sudanomocarina elliptica \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Sudanomocarina hutoushanensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Symphysops stevaninae{{cite journal \|author1=Francisco J. López-Soriano \|author2=Joan Corbacho \|year=2012 \|title=A new species of Symphysops from the Upper Ordovician of Morocco \|journal=Batalleria \|volume=17 \|pages=13–20 }} \| Sp. nov \| Valid \| López-Soriano & Corbacho \| Late Ordovician \| Lower Ktaoua Formation \| {{Flag\|Morocco}} \| A member of Cyclopygidae, a species of Symphysops. \|
Szeaspis (Pseudoszeaspis) \| Subgen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Anomocarellidae. The subgenus includes new species Szeaspis (Pseudoszeaspis) conicus, as well as Szeaspis huananensis Peng, Babcock & Lin (2004) and Szeaspis pustulosa (Resser & Endo in Endo & Resser, 1937). \|
Szeaspis crassus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Anomocarellidae. \|
Taitzehoia huolianzhaiensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Damesellidae. \|
Teinistion jiulongshanense \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Damesellidae. \|
Teinistion quadratum \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Damesellidae. \|
Teinistion yangjiazhuangense \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Damesellidae. \|
Tomagnostus (Paratomagnostus) \| Subgen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Ptychagnostidae. The subgenus includes Tomagnostus (Paratomagnostus) ezhuangensis. \|
Trachoparia elongata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Trachoparia intermedia \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Trachoparia spinosa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Triangulopyge \| Gen. et comb. nov \| Valid \| Høyberget & Bruton \| Cambrian \| \| {{Flag\|Norway}} {{Flag\|Sweden}} {{Flag\|United Kingdom}} \| A member of the family Olenidae. The type species is "Olenus" humilis Phillips (1848); genus also includes "Sphaerophthalmus" majusculus Linnarsson (1880) and T. major (Lake, 1913). \|
Tsunyidiscus pengshuiensis \| Sp nov \| Valid \| Zhang & Clarkson \| Cambrian \| \| {{Flag\|China}} \| An eodiscoid trilobite, a species of Tsunyidiscus. \|
Ulania concava \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Utagnostus primitivus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Clavagnostidae. \|
Utagnostus sulcatus \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Clavagnostidae. \|
Woqishanaspis \| Gen. et comb. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Ignotogregatidae. Genus includes W. trapezoidalis (Lin, 1984). \|
Wutaishanaspis yangjiazhuangensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Xenolorenzella granulosa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Yichengocephalus \| Gen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Solenopleuridae. Genus includes new species Y. latus. \|
Yongwolia quadrata \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Yushugouia ezhuangensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Zhangxiaspis \| Gen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Ptychopariidae. Genus includes new species Z. subcylindrica. \|
Zhongtiaoshanella \| Gen. et sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Crepicephalidae. Genus includes new species Z. brevispinosa. \|
Zhongweia convexa \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| \|
Zhujia yangjiazhuangensis \| Sp. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of Ptychopariida belonging to the family Anomocarellidae. \|
Zichuanaspis \| Gen. et 2 sp. et comb. nov \| Valid \| Yuan et al. \| Cambrian \| Changhia Formation \| {{Flag\|China}} \| A member of the family Leiostegiidae. Genus includes Zichuanaspis acerius (Walcott, 1905) and Z. catinus (Resser & Endo in Endo & Resser, 1937), as well as new species Z. yangjiazhuangensis and possibly Z? latilimbata. \|

Others

class="wikitable sortable" align="center" width="100%"

Name

! Novelty

! Status

! Authors

! Age

! Unit

! Location

! Notes

! Images

Australimicola{{Cite journal|author1=John R. Paterson |author2=Diego C. García-Bellido |author3=Gregory D. Edgecombe |year=2012 |title=New Artiopodan Arthropods from the Early Cambrian Emu Bay Shale Konservat-Lagerstätte of South Australia |journal=Journal of Paleontology |volume=86 |issue=2 |pages=340–357 |url=http://jpaleontol.geoscienceworld.org/content/86/2/340.abstract |doi=10.1666/11-077.1 |bibcode=2012JPal...86..340P |s2cid=87520649 |url-access=subscription }}

Gen. et sp.

Valid

Paterson, García-Bellido and Edgecombe

Early Cambrian

The Emu Bay Shale Konservat-Lagerstätte

An artiopodan arthropod. The type species is Australimicola spriggi.

Kangacaris shui{{cite journal|author1=Xingliang Zhang |author2=Dongjing Fu |author3=Tao Dai |year=2012|title=A new species of Kangacaris (Arthropoda) from the Chengjiang lagerstätte, lower Cambrian, southwest China|journal=Alcheringa: An Australasian Journal of Palaeontology|volume=36|issue=1|pages=23–25|doi=10.1080/03115518.2011.576532|bibcode=2012Alch...36...23Z |s2cid=129804458 }}

Sp. nov

Valid

Zhang, Fu & Dai

Lower Cambrian

Chengjiang lagerstätte

A species of Kangacaris.

Luohuilinella{{cite journal |author1=Xingliang Zhang |author2=Dongjing Fu |author3=Tao Dai |year=2012 |title=A new xandarellid arthropod from the Chengjiang Lagerstätte, Lower Cambrian of Southwest China |journal=Geobios |volume=45 |issue=3 |pages=335–338 |doi=10.1016/j.geobios.2011.09.001 |bibcode=2012Geobi..45..335Z }}

Gen. et sp. nov

Valid

Zhang, Fu & Dai

Lower Cambrian

Chengjiang Lagerstätte

A possible member of Xandarellida. The type species is Luohuilinella rarus.

|File:Luohuilinella.png

Nereocaris{{Cite journal|author1=David A. Legg |author2=Mark D. Sutton |author3=Gregory D. Edgecombe |author4=Jean-Bernard Caron |year=2012 |title=Cambrian bivalved arthropod reveals origin of arthrodization |journal=Proceedings of the Royal Society B |volume=279 |issue=1748 |pages=4699–4704 |doi=10.1098/rspb.2012.1958 |pmid=23055069 |pmc=3497099}}

Gen. et sp. nov

Valid

Legg et al.

Cambrian

Burgess Shale Formation

A bivalved arthropod, one of the basalmost known arthropods. The type species is Nereocaris exilis.

|File:Nereocaris.png

Pleuralata{{Cite journal|author1=Victoria E. McCoy |author2=Paul K. Strother |author3-link=Derek E. G. Briggs |author3=Derek E. G. Briggs |year=2012 |title=A Possible Tracemaker for Arthrophycus alleghaniensis |journal=Journal of Paleontology |volume=86 |issue=6 |pages=996–1001 |doi=10.1666/11-133R1.1|bibcode=2012JPal...86..996M |s2cid=130029528 }}

Gen. et sp. nov

Valid

McCoy, Strother and Briggs

Silurian (Llandovery)

Tuscarora Formation

An arthropod of uncertain phylogenetic affinities, a probable tracemaker of Arthrophycus alleghaniensis trace fossils. The type species is Pleuralata spinosa.

Scolopocryptops simojovelensis{{Cite journal|author1=Gregory D. Edgecombe |author2=Varpu Vahtera |author3=Stuart R. Stock |author4=Aki Kallonen |author5=Xianghui Xiao |author6=Alexander Rack |author7=Gonzalo Giribet |year=2012 |title=A scolopocryptopid centipede (Chilopoda: Scolopendromorpha) from Mexican amber: synchrotron microtomography and phylogenetic placement using a combined morphological and molecular data set |journal=Zoological Journal of the Linnean Society |volume=166 |issue=4 |pages=768–786 |doi=10.1111/j.1096-3642.2012.00860.x |doi-access= }}

Sp. nov

Valid

Edgecombe et al.

Miocene

A scolopocryptopid scolopendromorph centipede, a species of Scolopocryptops.

Sinoleperditia hamadai{{Cite journal|author1=Gengo Tanaka |author2=Teruo Ono |author3=Haruyoshi Maeda |year=2012 |title=A New Early Devonian Leperditicopid Arthropod: Sinoleperditia hamadai Sp. Nov., from Fukuji District, Gifu Prefecture, Central Japan |journal=Paleontological Research |volume=16 |issue=3 |pages=260–263 |doi=10.2517/1342-8144-16.3.260 |s2cid=131281627 }}

Sp. nov

Valid

Tanaka, Ono and Maeda

Early Devonian

A member of Leperditicopida (a group of arthropods of uncertain affinities, classified as ostracods or excluded from this group by different authors), a species of Sinoleperditia.

Sinoleperditia huyeni{{Cite journal|author1=Gengo Tanaka |author2=Nguyen Duc Phong |author3=Toshifumi Komatsu |year=2012 |title=A New Lower Devonian Leperditicopid Arthropod: Sinoleperditia huyeni sp. nov. from Northern Vietnam |journal=Paleontological Research |volume=16 |issue=1 |pages=70–73 |doi=10.2517/1342-8144-16.1.070 |s2cid=130217789 }}

Sp. nov

Valid

Tanaka, Phong and Komatsu

Early Devonian

A member of Leperditicopida, a species of Sinoleperditia.

Squamacula buckorum

Species

Valid

Paterson, García-Bellido and Edgecombe

Early Cambrian

The Emu Bay Shale Konservat-Lagerstätte

An artiopodan arthropod, a species of Squamacula.