Vassacyon

Vassacyon Temporal range: late Paleocene to early Eocene
Skull of Vassacyon promicrodon
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Clade:	Pan-Carnivora
Clade:	Carnivoramorpha
Clade:	Carnivoraformes
Genus:	†Vassacyon Matthew, 1909
Type species
†Vassacyon promicrodon Wortman & Matthew, 1899
Species
†V. bowni (Heinrich, 2008) †V. prieuri (Solé, 2016) †V. promicrodon (Wortman & Matthew, 1899) †V. taxidiotis (Solé, 2013)
Synonyms
synonyms of species: V. promicrodon: Prodaphaenus promicrodon (Wortman, 1901) Uintacyon promicrodon (Wortman & Matthew, 1899)

Vassacyon ("wasatchian dog") is an extinct genus of placental mammals from clade Carnivoraformes, that lived in North America and Europe from the late Paleocene to early Eocene. It is considered the largest of the early Eocene mammals.

Phylogeny

The phylogenetic relationships of genus Vassacyon are shown in the following cladogram:

Carnivoramorpha	†Viverravidae  †Viverravoidea  ?  †Carnivoramorpha sp. (UALVP 50993 & UALVP 50994)  ?  †Ravenictis  sensu lato   ?  †Carnivoramorpha sp. (UALVP 31176)  ?  †Carnivoramorpha sp. (USNM 538395)  ?  †"Sinopa" insectivorus  Carnivoraformes   Clade "B"  †Eogale †"Miacis" sp. (CM 67873 & CM 77299) †Gracilocyon igniculus †Gracilocyon winkleri †Gracilocyon solei †Gracilocyon †Gracilocyon sp. (Jibou, Romania) †Gracilocyon rosei †Gracilocyon rundlei †Paramiacis †Paroodectes  †Oodectes jepseni   †Oodectes   †Oodectes herpestoides   †Oodectes proximus   †Oodectes pugnax   †Uintacyon hookeri   †Uintacyon rudis   †Uintacyon   †Uintacyon massetericus   †Uintacyon vorax   †Uintacyon asodes   †Uintacyon edax   †Uintacyon acutus   †Uintacyon jugulans   †Uintacyon gingerichi  †Xinyuictis †Zodiocyon †Miocyon †Simamphicyon  †Uintacyon sp. (USGS 1983)  †Messelogale †Quercygalidae  Clade "C"  †Palaearctonyx  (†Phlaodectes)  †Vulpavus ovatus †Vulpavus profectus †Vulpavus australis †Vulpavus canavus †Vulpavus completus †Vulpavus †Vulpavus farsonensis †Vulpavus palustris  †Vassacyon  †Vassacyon bowni †Vassacyon prieuri †Vassacyon sp. (CM 82447 & CM 82448) †Vassacyon promicrodon †Vassacyon taxidiotis †Dormaalocyon †"Miacis" exiguus †"Miacis" deutschi †Africtis  ?  †Carnivoraformes undet. Genus B †Dawsonicyon †"Miacis" boqinghensis †"Miacis" hookwayi †"Miacis" latidens †"Miacis" petilus  ?  †Carnivoraformes undet. Genus A †Miacis  Clade "D"  †Lycarion †"Miacis" hargeri  ?  †Ceruttia †"Miacis" invictus †"Miacis" lushiensis †Neovulpavus †Harpalodon †Procynodictis †Prodaphaenus  ?  †Walshius †"Miacis" gracilis †Tapocyon Carnivora (sensu stricto)	†Gracilocyon/Oodectes clade †Vulpavus clade
(Carnivora [sensu lato])

See also

• Mammal classification
• Carnivoraformes
• Miacidae