List of the Paleozoic life of Wyoming

{{Compact TOC}}

• †Acanthopecten
• †Acanthopecten alatus
• †Acanthopecten coloradoensis
• †Acanthopecten delawarensis – or unidentified comparable form
• †Acanthoscorpio – type locality for genus
• †Acanthoscorpio mucronatus – type locality for species
• †Acanthracospirifer
• †Acanthracospirifer occiduus – tentative report
• †Acanthracospirifer shawi
• †Acondylacanthus
• †Acondylacanthus browni – type locality for species
• †Acontiodus
• †Acratia – tentative report
• †Acratia disjuncta
• †Actinoceras
• †Actinocoelia
• †Actinocoelia maeandrina
• †Acuticarpus
• †Acuticarpus delticus
• †Acuticarpus republicensis – type locality for species
• †Adetognathodus
• †Adetognathodus gigantea – or unidentified comparable form
• †Agassizodus
• †Agassizodus variabilis
• †Agnostogonus
• †Agnostogonus incognitus – or unidentified comparable form
• †Allocryptaspis
• †Allocryptaspis ellipticus
• †Allocryptaspis flabelliformis
• †Allumettoceras
• †Alokistocare
• †Amphiscapha
• †Amphiscapha calix – type locality for species
• †Amphissites
• †Amphissites robertsi
• †Amplexus
• †Ananias
• †Ananias nevadensis – or unidentified related form
• †Anarthraspis
• †Anarthraspis chamberlini
• †Anarthraspis montanus
• †Ancistriodus
• †Ancistriodus multisectus
• †Anematina
• †Angulotreta
• †Anidanthus
• †Ankoura
• †Anthracospirifer
• †Anthracospirifer curvilateralis
• †Anthracospirifer occidus
• †Anthracospirifer occiduus
• †Anthracospirifer rawlinsensis
• †Anthracospirifer shawi
• †Anthracospirifer welleri
• †Antiquatonia
• †Antiquatonia coloradoensis – or unidentified comparable form
• †Antiquatonia sulcatus – or unidentified comparable form
• †Antracospirifer
• †Antracospirifer occidus
• †Antracospirifer rawlinsensis
• †Antracospirifer shawi
• †Antracospirifer welleri
• †Apachella
• †Apachella boydi – type locality for species
• †Apachella capertoni
• †Apachella franciscana
• †Apachella pseudostrigillata
• †Apachella turbiniformis
• †Aphanaia
• †Aphanaia erectum – type locality for species
• †Aphelaspis
• †Aphelaspis walcotti
• †Apiculatisporites
• †Apiculatisporites microconus
• †Apiculiretusispora
• †Apiculiretusispora plicata
• †Apiculiretusispora spicula
• †Arapahoia
• †Archaediscus
• †Archaediscus krestovnikovi – or unidentified loosely related form
• †Archaeocidaris
• †Arctacanthus
• †Arctacanthus wyomingensis – type locality for species
• †Asphaltina
• †Astartella
• †Astartella aueri – type locality for species
• †Astartella concentrica
• †Asteroarchaediscus
• †Asteroarchaediscus bachkiricus
• File:Astraspis cropped 2.png]] †Astraspis
• †Astraspis desiderata
• †Aviculopecten
• †Aviculopecten basilicus – or unidentified comparable form
• †Aviculopecten girtyi
• †Aviculopecten gravidus
• †Aviculopecten gryphus
• †Aviculopecten kaibabensis – or unidentified comparable form
• †Aviculopinna

{{Compact TOC}}

• †Babylonites
• Bairdia
• †Bairdia contracta
• †Bairdia delicata
• †Bairdia nasuta
• †Bakevellia – tentative report
• †Balantoides
• †Balantoides quadrilobatus
• †Baltagnostus
• †Baltagnostus wyomingensis – type locality for species
• †Barytichisma
• †Barytichisma amsdenense
• †Batacanthus
• †Batacanthus gigas – type locality for species
• †Bathymyonia
• †Bathymyonia nevadensis
• †Batostoma
• †Bayfieldia
• †Bayfieldia bindosa
• †Bayfieldia simata – or unidentified comparable form
• †Baylea
• †Baylea delawarensis
• File:Bellerophon umbilicalis.jpg]] †Bellerophon
• †Bellerophon deflectus – or unidentified comparable form
• †Belodus
• †Bighornia
• †Bighornia parva
• †Bighornia patella
• †Billingsella
• †Billingsella perfecta
• †Biseriella
• †Biseriella moderata
• †Biseriella parva
• †Blountia
• †Blountia cora
• †Blountia janei
• †Blountiella
• †Blountiella alberta
• †Bolaspidella
• †Borestus
• †Bowmania
• †Bowmania pennsylvania
• †Brachythyrina
• †Brachythyrina washakiensis
• †Bradyina – tentative report
• †Branchioscorpio – type locality for genus
• †Branchioscorpio richardsoni – type locality for species
• †Briscoia
• †Broeggeria – tentative report
• †Broeggeria strobiliformis
• †Broggeria – tentative report
• †Broggeria strobiliformis – type locality for species
• †Bryantodina
• †Bryantolepis
• †Bryantolepis brachycephalus
• †Bryantolepis cristatus
• †Bryantolepis major
• †Bryantolepis obscurus
• †Bucheria – type locality for genus
• †Bucheria ovata – type locality for species
• †Bulbocanthus
• †Bulbocanthus rugosus
• File:Burnetia mirabilisDB.jpg]] †Burnetia
• †Burnetia alta – or unidentified comparable form
• †Bynumia

{{Compact TOC}}

• †Calapoecia
• †Calapoecia coxi
• †Calcisphaera
• †Calcisphaera laevis
• †Calcisphaera pachysphaerica
• †Camaraspis
• †Camaraspis convexa
• File:Campodus sp.jpg †Campodus
• †Camptonectes – tentative report
• †Cancrinella
• †Cancrinella phosphatica
• †Caneyella
• †Caninia
• †Caninia nevadensis
• †Cardipeltis
• †Cardipeltis bryanti
• †Cardipeltis richardsoni
• †Cardipeltis wallacii
• †Carlinia
• †Carlinia amsdeniana
• †Cassianoides
• †Cassianoides sexcostatus – type locality for species
• File:Museum Mensch und Natur - catenipora.jpg]] †Catenipora
• †Catenipora robusta
• †Cavellina
• †Cavellina bransoni
• †Cavusgnathus
• †Cavusgnathus unicornis
• †Cedaria
• †Cedarina
• †Celtoides – type locality for genus
• †Celtoides unioniformis – type locality for species
• File:Ostracoderm digital recreation..jpg]] †Cephalaspis
• †Cephalaspis wyomingense
• †Ceraunocochlis
• †Chaetetes
• †Chaetetes eximius – or unidentified comparable form
• †Chaetetes wyomingensis
• †Charactoceras – tentative report
• †Cheilocephalus
• †Cheilocephalus delandi
• †Chirognathus
• †Chirognathus alternata
• †Chirognathus curvidens
• †Chirognathus delicatulus
• †Chirognathus monodactyla
• †Chirognathus multidens
• †Chirognathus reversa
• †Chirognathus tenuidentatus
• †Chirognathus unguliformis
• †Chonetes
• †Cibecuia
• †Cibecuia gouldii – or unidentified comparable form
• †Cinclidonema
• †Cinclidonema clausepeakensis – type locality for species
• File:Cleiothyridina sublamellosa pedunculate valve.jpg]] †Cleiothyridina
• †Cleiothyridina atrypoides
• †Cleiothyridina elegans – or unidentified related form
• †Cleiothyridina hirsuta
• †Cleiothyridina sublamellosa – or unidentified related form
• †Clelandia
• †Clelandia typicalis
• †Cliffa
• †Cliffa lataegenae
• †Cliffia
• †Cliffia lataegenae
• †Climacammina
• †Coelogasteroceras
• †Coelogasteroceras mexicanum
• †Coelogasteroceras thomasi – type locality for species
• †Coleodus
• †Coleodus simplex
• †Colpites
• File:Compositafossil.jpg]] †Composita
• †Composita elongata
• †Composita laevis – or unidentified related form
• †Composita mira
• †Composita ovata
• †Composita poposiensis
• †Composita sigma
• †Composita subquadrata
• †Composita subtilita
• †Composita sulcata
• †Conocardium
• †Coosella
• †Coosia
• †Coosia alethes
• †Coosina
• †Coosina ariston
• †Cordylodus
• †Cordylodus concinnus – tentative report
• Cornuspira
• †Crassidonta
• †Crassidonta stuckenbergi
• †Crepicephalus
• †Crepicephalus auratus
• †Crepicephalus buttsimontanaensis
• †Crepicephalus rectus
• †Crurithyris
• †Crurithyris arcuata
• †Crurithyris arcuatus
• File:Ctenacanthus major Agassiz.png]] †Ctenacanthus
• †Ctenacanthus amblyxiphias
• †Ctenacanthus mutabilis – type locality for species
• †Ctenacanthus obscuracostatus – type locality for species
• †Ctenalosia
• †Ctenalosia transversa – type locality for species
• †Cuffeyella
• †Cuffeyella arachnoidea
• †Cupulocrinus
• †Cupulocrinus latibrachiatus – or unidentified comparable form
• †Cyclites
• †Cyclites depressus – or unidentified comparable form
• †Cyclospira – tentative report
• †Cyclospira anticostiana
• †Cymbosporites
• †Cymbosporites proteus
• †Cymbosporites senex
• †Cypricardella – tentative report
• †Cyrtogomphoceras
• †Cyrtoniodus
• †Cyrtoniodus complicatus
• †Cyrtoniodus erectus
• †Cyrtorostra
• †Cyrtorostra varicostata – type locality for species
• Cytherella – report made of unidentified related form or using admittedly obsolete nomenclature
• †Cytherella benniei
• †Cytogomphoceras

{{Compact TOC}}

• †Deckera
• †Deckera completa – or unidentified comparable form
• †Delaria
• †Delaria sevilloidia – type locality for species
• †Della
• †Della suada
• †Deltodus
• †Deltodus mercurei
• †Dendrocrinus
• †Densonella
• File:Dentalium octangulatum 01.JPG tusk shell]] †Dentalium
• †Derbyia
• †Derbyia magna
• †Derbyia robusta – or unidentified comparable form
• †Diaphragmus
• †Diaphragmus nivosus
• †Dibolisporites
• †Dibolisporites abitibiensis
• †Dibolisporites eifeliensis
• †Dibolisporites wetteldorfensis
• †Dicellomus
• †Dicellomus amblia
• †Diceromyonia
• †Diceromyonia storeya
• †Dictyonina
• †Dictyotomaria
• †Dictyotomaria carlbransoni – type locality for species
• †Dielasma
• †Dielasma fabiforme – type locality for species
• †Diestoceras
• †Dimorphosiphon
• †Dimorphosiphon talbotorum
• †Dinorthis
• †Dinorthis occidentalis
• †Diplosphaerina
• †Distichophytum
• †Distichophytum ovatum
• †Dokimocephalus
• †Donaldina
• †Donaldina pygmaea – or unidentified related form
• †Donaldospira
• †Donaldospira geminocarinata
• †Drepanodos
• File:Drepanophycus sp.jpg]] †Drepanophycus
• †Drepanophycus devonicus
• †Duncanopora
• †Duncanopora duncanae
• †Dysoristus
• †Dysoristus lochmanae

{{Compact TOC}}

• †Earlandia
• †Earlandia clavatula
• †Earlandia elegans
• †Echinauris
• †Echinauris magna
• †Echinoconchus
• †Ectenocrinus
• †Ectodemites
• †Ectodemites warei
• †Edmondia
• †Edmondia gibbosa
• †Edmondia phosphatica
• †Edmondia phosphoriensis – or unidentified comparable form
• †Edmondia stuchburia
• †Eirlysia
• †Eirlysia reticulata – or unidentified comparable form
• †Elvinia
• †Elvinia roemeri
• †Emphanisporites
• †Emphanisporites micrornatus
• †Emphanisporites rotatus
• File:Endoceras.JPG]] †Endoceras
• †Endothyra
• †Endothyra bowmani – or unidentified loosely related form
• †Endothyra excellens
• †Endothyra prisca – or unidentified loosely related form
• †Endothyra similis – or unidentified loosely related form
• †Endothyranella
• †Eoastarte – type locality for genus
• †Eoastarte subcircularis – type locality for species
• †Eocamptonectes
• †Eocamptonectes sculptilis
• †Eochonetes
• †Eochonetes maearum – type locality for species
• †Eoorthis
• †Eoorthis remnicha
• †Eoschubertella
• †Eostaffella
• †Eostaffella acutissima – or unidentified loosely related form
• †Eostaffella circuli
• †Eostaffella pseudostruvei – or unidentified loosely related form
• †Eostaffellina
• †Eostaffellina paraprotvae
• †Eotuberitina
• †Ephippiorthoceras
• †Eriptychius
• †Eriptychius americanus
• †Erismodus
• †Erismodus abbreviatus
• †Erismodus typus
• †Eumetria
• †Eumetria sulcata
• †Eunemacanthus
• †Eunemacanthus keytei
• File:Euomphalus fossil cropped.png]] †Euomphalus
• †Euomphalus plummeri – or unidentified related form
• †Euphemites
• †Euphemites crenulatus
• †Euphemites fremontensis – type locality for species
• †Euphemites luxuriosus
• †Euphemites sacajawensis
• †Euphemites sparciliratus
• †Euphemitopsis
• †Euphemitopsis multinodosa
• †Euphemitopsis subpapillosa
• †Eurekia

{{Compact TOC}}

• File:FavositesOrdovicianIndiana.jpg]] †Favosites
• †Favosites prolificus – or unidentified comparable form
• †Flexaria – tentative report
• †Foerstephyllum
• †Fransonia
• †Fransonia wyomingensis

{{Compact TOC}}

• †Gallatinospongia – type locality for genus
• †Gallatinospongia conica – type locality for species
• †Gastrioceras – report made of unidentified related form or using admittedly obsolete nomenclature
• †Gastrioceras williamsi – type locality for species
• †Genevievella
• File:Geragnostus mediterraneus CRF cropped.jpg]] †Geragnostus
• †Geragnostus insoltus
• †Girtyella
• †Girtyella indianensis – or unidentified comparable form
• †Girtypecten
• †Girtypecten sublaqueatus
• †Girtyspira
• †Girvanella
• †Glabrocingulum
• †Glabrocingulum alveozonum
• †Glabrocingulum coronatum
• †Glabrocingulum texanum
• †Glaphyraspis
• †Glaphyraspis occidentalis
• File:Glikmanius1DB.jpg]] †Glikmanius
• †Glikmanius occidentalis
• †Globivalvulina
• †Globivalvulina bulloides – or unidentified loosely related form
• †Globoendothyra
• †Glyphaspis
• †Glyphaspis tetonensis
• †Glyptopleura
• †Glyptopleura multicostata
• †Gnamptorhynchos
• †Gnamptorhynchos prayi
• †Goniasma – tentative report
• File:Goniatitidae - Goniatites species.JPG]] †Goniatites – tentative report
• †Goniophora – tentative report
• †Gosseletina
• †Gosseletina idahoensis – type locality for species
• †Gosseletina permiana
• †Gosslingia
• †Gosslingia americana
• †Grandispora
• †Grandispora biornata – tentative report
• †Grandispora douglastownense
• †Grandispora macrotuberculata – tentative report
• †Grandispora micronata
• †Guizhoupecten
• †Guizhoupecten cheni
• †Guizhoupecten tubicostata – type locality for species

{{Compact TOC}}

• †Hadragnostus
• †Hadragnostus modestus
• †Hamatus
• †Hamatus phosphoriensis
• †Healdia
• †Healdia ornata
• †Helemacanthus
• †Helemacanthus incurvus
• †Helicelasma
• †Helicelasma selectum
• File:Helicoprion bessonovi cropped.png]] †Helicoprion
• †Helicoprion davisii
• †Helodus
• †Helodus rugosus
• †Helodus subpolitus – type locality for species
• †Heslerodus
• †Heslerodus divergens
• †Hesperorthis
• †Hesperorthis pyramidalis – or unidentified comparable form
• †Heteropecten
• †Heteropecten vanvleeti – or unidentified comparable form
• †Hibbardella
• †Hiscobeccus
• †Hiscobeccus gigas
• †Holcacephalus
• †Holcacephalus tenerus
• †Hollina
• †Hollina occidentalis
• †Hollinella
• †Hollinella typica
• †Holophragma – report made of unidentified related form or using admittedly obsolete nomenclature
• †Homagnostus
• †Hormotoma
• †Hostimella
• †Housia
• †Hustedia
• †Hustedia phosphoriensis
• †Hydroscorpius – type locality for genus
• †Hydroscorpius denisoni – type locality for species
• File:Hyoliths02.JPG]] †Hyolithes
• †Hyolithes primordialis
• †Hypergonia
• †Hypergonia percostata
• †Hypseloconus
• †Hypseloconus simplex
• †Hypsiptycha
• †Hypsiptycha anticostiense
• †Hypsiptycha anticostiensis
• †Hypsiptycha neenah – or unidentified comparable form
• †Hystriculina

{{Compact TOC}}

• †Ianthinopsis
• †Idiognathoides
• †Idiognathoides corrugata
• †Idiognathoides sinuata
• †Illaenurus
• †Illaenurus priscus
• †Incrustatospongia – type locality for genus
• †Incrustatospongia superficiala – type locality for species
• †Inflatia
• †Inflatia lovei
• †Ithyektyphus
• †Ithyektyphus tetonensis

{{Compact TOC}}

• File:Janassa bituminosa.jpg (top and left)]] †Janassa
• †Janassa angularis
• †Janassa unguicula
• †Janassa unguiformis
• †Jonesina
• †Jonesina carbonifera
• †Josina – type locality for genus
• †Josina festiva – type locality for species
• †Juresania

{{Compact TOC}}

• †Kaibabella
• †Kaibabella basilica – type locality for species
• File:Kendallina sp CRF.jpg]] †Kendallina
• †Kendallina eryon
• †Kingstonia
• †Kingstonia walcotti
• †Kionoceras
• †Kochoceras
• †Komiella
• †Komiella ostiolata
• †Kormagnostus
• †Kormagnostus seclusus
• †Kyphocephalus

{{Compact TOC}}

• †Lambeoceras
• †Lamellospira
• †Lamellospira alveozona – type locality for species
• †Lampraspis
• †Lampraspis tuberculata
• File:Leclercqia complexa cropped.jpg]] †Leclercqia
• †Leclercqia complexa
• †Leiorhynchus
• †Leiorhynchus weeksi
• †Lepidocyclus
• †Leptochondria
• †Leptochondria curtocardinalis – type locality for species
• †Leptodesma
• †Levizygopleura
• †Levizygopleura inornata – or unidentified comparable form
• †Limipecten – tentative report
• †Linglella
• †Linglella modesta
• †Lingula
• †Lingula carbonaria
• File:Lingulella caelata 1.png]] †Lingulella
• †Lingulella modesta
• †Linnarssonella
• †Linnarssonella girtyi
• †Linnarssonella girtyyi
• †Linoproductus
• †Linoproductus eastoni
• †Linoproductus planiventralis
• †Liosotella – tentative report
• †Lipinella
• †Liroceras
• †Lobocorallium
• †Lobocorallium trilobatum
• †Lonchocephalus
• †Lonchodus
• †Lyroschizodus
• †Lyroschizodus oklahomensis – or unidentified comparable form

{{Compact TOC}}

• †Machaeracanthus
• †Machaeracanthus minor
• †Maclurina
• †Maclurina manitobensis
• †Maclurites
• †Macrostylocrinus
• †Macrostylocrinus wyomingensis – type locality for species
• †Marginifera
• †Marginifera haydenensis
• †Maryvillia
• †Meekella
• †Meekella attenuata
• †Meekopinna
• †Meekopinna sagitta
• †Meekospira
• †Megamyonia
• †Megamyonia nitens
• †Meniscocoryphe
• †Meniscocoryphe platycephala
• †Meniscocryphe
• †Meniscocryphe platycephala
• †Mesolobus
• File:Metacoceras discoideum 01.jpg]] †Metacoceras
• †Metacoceras knighti – type locality for species
• †Metacoceras sulciferum – type locality for species
• †Meteoraspis
• †Microcoelodus
• †Microcoelodus breviconus
• †Microcoelodus unicornis
• †Microdoma – tentative report
• †Micromitra
• †Micromitra modesta
• †Millerella
• †Millerella pressa
• †Millerella pura – or unidentified related form
• †Miltonella
• †Miltonella shupei
• †Minicephalus – type locality for genus
• †Minicephalus primus – type locality for species
• †Modocia
• †Monocheilus
• †Monocheilus truncatus
• †Mooreoceras – tentative report
• †Mourlonia
• †Multithecopora
• †Multithecopora amsdenensis
• †Myalina
• †Myalina aviculoides
• †Myalina sinuata – type locality for species
• †Myalina wyomingensis

{{Compact TOC}}

• †Nahannagnostus
• †Nahannagnostus nganasanicus
• †Nasutimena
• †Nasutimena fluctuosa
• File:Neritopsidae - Naticopsis.JPG]] †Naticopsis
• †Naticopsis judithae
• †Naticopsis kaibabensis
• †Naticopsis marthaae – or unidentified comparable form
• †Natiria
• †Natiria americana
• †Neoarchaediscus
• †Neoarchaediscus incertus
• †Neoarchaediscus parvus
• †Neocoleodus
• †Neocoleodus spicatus
• †Neokoninckophylllum
• †Neokoninckophylllum inconstans
• †Neokoninckophyllum
• †Neokoninckophyllum hamatilis
• File:Trigonotretidae - Neospirifer ravana.JPG]] †Neospirifer
• †Neospirifer bakeri
• †Nixonella
• Nucula – tentative report
• †Nuculopsis
• †Nuculopsis montpelierensis
• †Nuculopsis poposiensis – type locality for species
• †Nuculopsis pulchra
• †Nuferella – tentative report
• †Nuferella puncta

{{Compact TOC}}

• †Obliquipecten
• †Ocnerorthis
• †Ocnerorthis cooperi
• †Oepikina
• †Oepikina pergibbosa – or unidentified comparable form
• †Oistodus
• †Oistodus curvatus
• File:Olenoides superbus, Late Middle Cambrian, Upper Marjum Formation, House Range, Millard County, Utah, USA - Houston Museum of Natural Science - DSC01415.JPG]] †Olenoides
• †Olenoides incertus – or unidentified comparable form
• †Onchus
• †Onchus penetrans
• †Onchus peracutus
• †Orbiculoidea
• †Orbiculoidea missouriensis
• †Orbiculoidea utahensis
• †Orbiculoidea wyomingensis
• †Oreaspis
• †Oreaspis ampla
• †Oreaspis dunklei
• †Oreaspis williamsi
• †Oriocrassatella
• †Oriocrassatella elongata – type locality for species
• †Orthonema
• †Orthotetes
• †Orthotetes kaskaskiensis
• †Orthothetina
• †Orthothetina amsdenensis
• †Otusia
• †Ovatia
• †Ovatia croneisi
• †Ovatia muralis
• †Ozarkodina

{{Compact TOC}}

• †Paladin
• †Paladin moorei
• †Palaeoneilo
• †Palaeoneilo mcchesneyana
• †Palaeonubecularia – or unidentified comparable form
• †Palaeophyllum
• †Palaeophyllum gracile
• †Palaeophyllum humei
• †Palaeotextularia
• †Palaeotextularia consobrina – or unidentified loosely related form
• †Palaeotextularia longiseptata – or unidentified loosely related form
• †Paleocuticularia – type locality for genus
• †Paleocuticularia perforata – type locality for species
• †Paleofavosites
• †Paleofavosites prayi
• †Paleyoldia
• †Paleyoldia amsdenensis
• †Paltodus
• †Parabolinoides
• †Parabolinoides expansus
• †Paracedaria
• †Paracedarina
• †Paractinoceras
• †Parajuresania
• †Parajuresania nebrascensis
• †Parallelodon
• †Parallelodon multistriatus – or unidentified comparable form
• †Paraschizodus – type locality for genus
• †Paraschizodus elongatus – type locality for species
• †Paraspiriferina
• †Paraspiriferina formulosa – type locality for species
• †Parehmania
• †Parehmania inornata
• †Peripetoceras
• †Permophorus
• †Permophorus albequus
• †Permophorus pricei – type locality for species
• †Pernopecten
• †Petrocrania
• †Pharkidonotus
• †Pharkidonotus altitropis – type locality for species
• †Phestia
• †Phestia perumbonata
• †Pimmacanthus
• †Pimmacanthus inequistriatus
• †Plaesiomys
• †Plaesiomys rockymontana – or unidentified related form
• †Plagioglypta
• †Planoendothyra
• †Planospirodiscus
• †Platyceras
• †Platyceras yochelsoni – type locality for species
• File:PlatystrophiaOrdovician.jpg]] †Platystrophia
• †Platystrophia equiconvexa
• †Plethopletis
• †Plethopletis arbucklensis
• †Pleurosiphonella
• †Pleurosiphonella drummondi
• †Polidevcia
• †Polidevcia bellistriata
• †Polidevcia obesa
• †Polycaulodus
• †Polycaulodus bidentatus
• †Posidonia
• †Praearcturus
• †Proagnostus – or unidentified comparable form
• †Procostatoria
• †Procostatoria sexradiata
• †Prodentalium
• †Prodentalium canna
• †Protaspis
• †Protaspis brevispina
• †Protaspis mcgrewi
• †Protaspis ovata
• †Protaspis sculpta
• †Protaspis transversa
• †Prototreta
• †Pseudagnostus
• †Pseudagnostus douvillei
• †Pseudagnostus prolongus – or unidentified comparable form
• †Pseudobythocypris – tentative report
• †Pseudobythocypris amsdenensis
• †Pseudoendothyra
• †Pseudoendothyra kremenskensis – or unidentified loosely related form
• †Pseudogastrioceras
• †Pseudoglomospira
• †Pseudomatthevia
• †Pseudomatthevia conica
• File:Pseudomelania shell cropped.png sea snail]] †Pseudomelania – tentative report
• †Pseudomonotis
• †Pseudomonotis likharevi
• †Pseudorthoceras
• †Pseudorthoceras knoxense
• †Pseudovidrioceras
• †Pseudovidrioceras girtyi
• †Pseudozygopleura
• †Pseudozygopleura croneisi
• †Pseudozygopleura girtyi – or unidentified comparable form
• †Psilophyton
• †Psilophyton wyomingense – type locality for species
• †Pterocephalia
• †Pterocephalia bridgei
• †Pteroconus
• †Pteroconus gracilis
• †Pugnoides
• †Pugnoides quinqeuplecis
• †Pugnoides quinqueplecis
• †Pulsia
• †Pulsia delira

{{Compact TOC}}

• †Rawlinsella
• †Renalcis
• File:Renalia reconstruction.jpg]] †Renalia
• †Renalia dorfii – type locality for species
• †Reticulariina
• †Reticulariina browni
• †Reticulatia
• †Reticulatia americana
• †Retispira
• †Retispira fragilis
• †Retispira modesta
• †Retispira tenuilineata – or unidentified loosely related form
• †Retispira textiliformis
• †Retusotriletes
• †Retusotriletes actinomorphus
• †Retusotriletes dubiosus
• †Retusotriletes simplex
• †Retusotriletes warringtonii
• †Rhynchotrema
• †Rhynchotrema iowense
• †Rhynoleichus
• †Rhynoleichus weeksi
• †Rugomena
• †Rugomena planocorrugata

{{Compact TOC}}

• †Sallya
• †Sallya linsa
• †Sanguinolites
• †Sansabella
• †Sansabella reversa
• †Sargentina – tentative report
• †Sargentina amsdenensis
• File:Saukiidae - Saukiella pepinensis.JPG]] †Saukiella
• †Saukiella pyrene
• †Sawdonia
• †Sawdonia wyomingense – type locality for species
• †Scapallina
• †Scapallina phosphoriensis
• †Scaphellina
• †Scaphellina concinna – type locality for species
• †Sceptropora
• †Sceptropora facula – or unidentified comparable form
• †Schizodus
• †Schizodus affinis – or unidentified related form
• †Schizodus alpinus
• †Schizodus altus – type locality for species
• †Schizodus bifidus
• †Schizodus canalis
• †Schizodus depressus – or unidentified comparable form
• †Schizodus ferrieri
• †Schizodus subovatus
• †Schizodus wheeleri – or unidentified comparable form
• †Schizodus wyomingensis – type locality for species
• †Schizophoria
• †Schizophoria depressa
• †Schizophoria texana – or unidentified comparable form
• †Schuchertella
• †Schuchertella poposiensis – or unidentified comparable form
• †Scoloconcha
• †Scoloconcha globosa
• †Sedgewickia – tentative report
• †Semicircularea
• †Semicircularea arcuata
• †Shansiella
• †Shedhornia – type locality for genus
• †Shedhornia ornata – type locality for species
• †Shishaella
• †Shishaella moreyi
• File:Solemya elarraichensis holotype.jpg]] Solemya
• †Soleniscus
• †Soleniscus altonensis – or unidentified related form
• †Soleniscus primogenius
• †Soleniscus typicus
• †Solenochilus
• †Solenochilus brammeri – or unidentified comparable form
• †Sphenalosia – type locality for genus
• †Sphenalosia smedleyi – type locality for species
• †Sphenosteges
• †Sphenosteges hispidus
• †Sphondylophyton
• †Sphondylophyton hyenioides
• File:Liospiriferina rostrata Noir.jpg]] †Spiriferina
• †Spiriferina kentuckensis – or unidentified comparable form
• †Spyroceras
• †Stacheia
• †Stacheoides
• †Stearoceras
• †Stearoceras phosphoriense
• †Stegocoelia
• †Stenolobulites
• †Stenolobulites simulator
• †Stenopilus
• †Stenopilus glaber
• †Stenopoceras
• †Stenopoceras abundum – type locality for species
• †Steroconus
• †Steroconus gracilis
• †Steroconus plenus
• †Steroconus robustus
• †Straparollus
• †Streblopteria
• †Streblopteria montpelierensis
• †Streplopteria
• †Streptelasma
• †Streptelasma trilobatum
• †Streptognathodus
• †Streptognathodus parvus
• †Streptognathus
• †Strobeus
• †Strobeus intercalaris – or unidentified comparable form
• †Strobeus paludinaeformis – or unidentified comparable form
• File:Strophomena costellata brachial.jpg]] †Strophomena
• †Strophostylus
• †Stutchburia
• †Syspacheilus

{{Compact TOC}}

• †Taenicephalus
• †Taenicephalus shumardi
• †Tainoceras
• †Tainoceras wyomingense – type locality for species
• †Talbotina
• †Tapinotomaria – tentative report
• †Tatonkacystis – type locality for genus
• †Tatonkacystis codyensis – type locality for species
• †Tetrataxis
• †Timaniella
• †Timaniella pseudocamerata
• †Torynifer
• †Torynifer setiger
• †Trachelocrinus
• †Trachelocrinus resseri
• †Tracheolcrinas – tentative report
• †Trachydomia – tentative report
• †Trepeilopsis
• †Triarthropsis
• †Triarthropsis nitida – or unidentified comparable form
• File:Tricrepicephalus texanus CRF.jpg]] †Tricrepicephalus
• †Tricrepicephalus coria
• †Triticites
• †Triticites ventricosus
• †Tuberitina
• †Turbinatocanina
• †Turbinatocaninia – tentative report

{{Compact TOC}}

• †Uncaspis
• †Uncaspis limbata
• File:Uranolophus wyomingensis.JPG]] †Uranolophus
• †Uranolophus wyomingense

{{Compact TOC}}

• †Virgaspongiella – type locality for genus
• †Virgaspongiella ramosa – type locality for species
• †Vnigripecten
• †Vnigripecten phosphaticus – type locality for species
• †Volvotextularia

{{Compact TOC}}

• †Waagenella
• †Waagenella crassus – or unidentified comparable form
• †Warthia
• †Warthia fissus
• †Warthia waageni – or unidentified comparable form
• †Wellerella
• †Wellerella osagensis – or unidentified comparable form
• †Westonoceras
• †Whitfieldoceras
• †Wilkingia
• †Wilkingia terminalis
• †Wilkingia wyomingensis – type locality for species
• †Wilsonoceras
• †Winnipegoceras
• †Worthenia
• †Worthenia corrugata

{{Compact TOC}}

• †Xestotrema
• †Xestotrema pulchrum

{{Compact TOC}}

• †Yakovlevia
• †Yakovlevia multistriatus
• †Yochelsonellisa
• †Yochelsonellisa eximia
• †Yunnania – tentative report

{{Compact TOC}}

• †Zaphrentites – tentative report
• †Zellerina
• †Zellerina discoidea
• †Zygospira
• †Zygospira aequivalvis

• {{cite web |title=Fossilworks: Gateway to the Paleobiology Database |author=((Various Contributors to the Paleobiology Database)) |url=https://www.fossilworks.org |access-date=7 August 2017}}

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Wyoming