Palaeonictinae

{{Short description|Extinct subfamily of mammals}}

{{Automatic taxobox

|fossil_range = {{fossil_range|57.4|50.5}} late Paleocene to early Eocene

|image = Palaeonictis.jpg

|image_caption = skull of Palaeonictis occidentalis

|image2 = Ambloctonus sinosus Cope, 1875.jpg

|image2_caption = parts of lower jaw of
Ambloctonus sinosus

|display_parents = 3

|taxon = Palaeonictinae

|authority = Denison, 1938R. H. Denison (1938) [https://vdocuments.mx/the-broad-skulled-pseudocreodi.html?page=1 "The broad-skulled Pseudocreodi."] Annals of the New York Academy of Sciences 37:163-256

|type_genus = †Palaeonictis

|type_genus_authority = de Blainville, 1842

|subdivision_ranks = Genera

|subdivision =

• †Ambloctonus
• †Dipsalodon^{(paraphyletic genus)}
• †Palaeonictis

|synonyms =

{{collapsible list |bullets=true |title=list of synonyms:

|Ambloctinae {{small|(Solé, 2020)}}{{Cite journal |author1=Floréal Solé |author2=Bernard Marandat |author3=Fabrice Lihoreau |year=2020 |title=The hyaenodonts (Mammalia) from the French locality of Aumelas (Hérault), with possible new representatives from the late Ypresian |journal=Geodiversitas |volume=42 |issue=13 |pages=185–214 |doi=10.5252/geodiversitas2020v42a13 |s2cid=219585388 |url=http://sciencepress.mnhn.fr/en/periodiques/geodiversitas/42/13|doi-access=free }}

|Ambloctonidae {{small|(Cope, 1877)}}E. D. Cope (1877) [https://www.biodiversitylibrary.org/item/247082#page/7/mode/1up "Report upon the extinct Vertebrata obtained in New Mexico by parties of the expedition of 1874."] Report upon United States Geographical Surveys West of the One Hundredth Meridian, in charge of First Lieut. G.M. Wheeler, Corps of Engineers, U.S. Army, Vol. IV Paleontology, Part II, pp. 1–365. Government Printing Office, Washington, D.C.

|Ambloctoninae {{small|Cope, 1877}}

|Amblyctonidae {{small|Cope, 1877}}

|Amphicreodi {{small|Gregory & Hellman, 1939}}Gregory, W. K. and Hellman, H. (1939) [https://www.jstor.org/stable/984861 "On the evolution and major classification of the civets (Viverridae) and allied fossil and recent Carnivora; a phylogenetic study of the skull and dentition."] Proceedings of the American Philosophical Society, 81, 309–92

|Palaeonictida {{small|Haeckel, 1895}}{{cite book |first=Ernst |last=Haeckel |title=Systematische Phylogenie: Wirbelthiere |url=https://archive.org/details/systematischephy03haec/page/601 |year=1895 |location=Berlin |publisher=G. Reimer |volume=T.3 |language=de}}

|Palaeonictidae {{small|Osborn, 1892}}Osborn, H. F. (1892) "Taxonomy and morphology of the primates, creodonts, and ungulates." In: [https://digitallibrary.amnh.org/bitstream/handle/2246/1555//v2/dspace/ingest/pdfSource/bul/B004a11.pdf?sequence=1&isAllowed=y "Fossil mammals of the Wahsatch and Wind River beds. Collection of 1891."] (H. F. Osborn and J. L. Wortman), Bull. Amer. Mus. Nat. Hist., 4: 81-147

}}

}}

Palaeonictinae ("ancient weasels") is an extinct subfamily of placental mammals from extinct family Oxyaenidae, that lived from the late Paleocene to early Eocene of Europe and North America.{{cite journal |last=Gunnel |first=Gregg F. |author2=Gingerich, Philip D. |title=Systematics and evolution of late Paleocene and early Eocene Oxyaenidae (Mammalia, Creodonta) in the Clarks Fork Basin, Wyoming |journal=Contributions from the Museum of Paleontology |volume=28 |issue=7 |pages=141–180 |publisher=The University of Michigan |year=1991 |url=http://deepblue.lib.umich.edu/bitstream/2027.42/48543/2/ID397.pdf}}{{cite book |last1=McKenna |first1=Malcolm C. |last2=Bell |first2=Susan K. |title=Classification of Mammals Above the Species Level |url=https://books.google.com/books?id=OLYifwU8bqQC&pg=PP9 |access-date=16 March 2015 |year=1997 |publisher=Columbia University Press |location=New York |isbn=978-0-231-11012-9}}{{cite journal |author1=Stephen G. B. Chester |author2=Jonathan I. Bloch |author3=Ross Secord |author4=Doug M. Boyer |year=2010 |title=A new small bodied species of Palaeonictis (Creodonta, Oxyaenidae) from the Paleocene-Eocene thermal maximum |journal=Journal of Mammalian Evolution |volume=17 |issue=4 |pages=227–243 |url=http://digitalcommons.unl.edu/geosciencefacpub/298 |doi=10.1007/s10914-010-9141-y|s2cid=15058311 |url-access=subscription }}