Archaeocyon ("ancient dog") is an extinct genus of the Borophaginae subfamily of canids native to North America. It lived during the Oligocene epoch 32-24...

Hesperocyoninae. The earliest and most primitive borophagine is the genus Archaeocyon, which is a small fox-sized animal mostly found in the fossil beds in...

One of the early Hesperocyonines, the genus Hesperocyon, gave rise to Archaeocyon and Leptocyon. These branches led to the borophagine and canine radiations...

6.5 million years. Rhizocyon was similar to a contemporary species, Archaeocyon leptodus, from the Great Plains, but it shows a few subtle differences...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

can still be distinguished from more primitive borophagines such as Archaeocyon, Rhizocyon, and Cynarctoides. Characters placing it in Phlaocyon includes...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Genus Species Clade Epoch Image Notes †Archaeocyon †A. leptodus (type) †A. pavidus †A. falkenbachi †Borophaginae Oligocene †Osbornodon Canidae...

Genus Species Location Stratigraphic position Material Notes Images Archaeocyon A. pavidus Picture Gorge 30, Blue Basin level 1. Turtle Cove Member....

known member of the subfamily Borophaginae, although the later appearing Archaeocyon was more primitive. PaleoBiology Database: Otarocyon Taxonomy, Species...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

†Aphelops megalodus †Apternodus †Apternodus mediaevus †Archaeocyon †Archaeocyon leptodus †Archaeocyon pavidus †Archaeohippus †Archaeohippus blackbergi – or...

platycephalus †Ankylodon – or unidentified comparable form †Apternodus †Archaeocyon †Archaeocyon leptodus †Archaeotherium †Archaeotherium mortoni †Arctocyon †Ardynomys...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

comparable form Aphananthe †Aphelops Aquila †Aquila chrysaetos Arbacia †Archaeocyon †Archaeohippus †Archaeotherium Architectonica †Arctodus Ardea †Ardea...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

†Aletodon †Allognathosuchus – type locality for genus Amia †Ampelopsis †Archaeocyon †Archaeotherium †Arctocyon Azolla †Batrachosauroides Betula †Bisonalveus...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

†Anchitherium Antilocapra †Antilocapra americana Apalone †Aphelops †Archaeocyon †Archaeohippus †Archaeotherium †Arctodus †Arctodus simus †Arctonasua...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

Archaeocyon Oxetocyon Otarocyon Rhizocyon Phlaocyonini Cynarctoides Phlaocyon Borophagini...

unidentified comparable form †Antilocapra americana †Aphelops †Araucaria †Archaeocyon †Archaeohippus †Arctocyon †Arctodus †Arctodus simus †Arctostaphylos Arundo...