• Thumbnail for Archaeocyon
    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...
    3 KB (257 words) - 19:35, 18 November 2024
  • Thumbnail for Borophaginae
    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...
    14 KB (1,091 words) - 08:38, 10 March 2025
  • Thumbnail for Canidae
    One of the early Hesperocyonines, the genus Hesperocyon, gave rise to Archaeocyon and Leptocyon. These branches led to the borophagine and canine radiations...
    46 KB (5,063 words) - 08:54, 5 April 2025
  • Thumbnail for Rhizocyon
    6.5 million years. Rhizocyon was similar to a contemporary species, Archaeocyon leptodus, from the Great Plains, but it shows a few subtle differences...
    2 KB (160 words) - 08:59, 14 November 2024
  • Thumbnail for Philotrox
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (103 words) - 08:31, 18 November 2024
  • Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    1 KB (112 words) - 22:46, 7 March 2021
  • Thumbnail for Otarocyon
    known member of the subfamily Borophaginae, although the later appearing Archaeocyon was more primitive. PaleoBiology Database: Otarocyon Taxonomy, Species...
    3 KB (212 words) - 20:09, 18 November 2024
  • †Aletodon †Allognathosuchus – type locality for genus Amia †Ampelopsis †Archaeocyon †Archaeotherium †Arctocyon Azolla †Batrachosauroides Betula †Bisonalveus...
    30 KB (1,102 words) - 16:45, 18 March 2025
  • Thumbnail for Archaeotherium
    nimravids Dinictis and Hoplophoneus, the amphicyonid Temnocyon, the canids Archaeocyon, Enhydrocyon and Phlaocyon, the equids Mesohippus and Miohippus, the...
    44 KB (4,565 words) - 22:24, 10 March 2025
  • can still be distinguished from more primitive borophagines such as Archaeocyon, Rhizocyon, and Cynarctoides. Characters placing it in Phlaocyon includes...
    4 KB (342 words) - 16:05, 18 November 2024
  • Genus Species Clade Epoch Image Notes †Archaeocyon †A. leptodus (type) †A. pavidus †A. falkenbachi †Borophaginae Oligocene †Osbornodon Canidae...
    21 KB (724 words) - 01:00, 27 March 2025
  • Thumbnail for John Day Formation
    Genus Species Location Stratigraphic position Material Notes Images Archaeocyon A. pavidus Picture Gorge 30, Blue Basin level 1. Turtle Cove Member....
    33 KB (1,415 words) - 00:10, 21 November 2024
  • Thumbnail for Paraenhydrocyon
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (116 words) - 08:26, 18 November 2024
  • Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (127 words) - 21:14, 19 March 2023
  • Thumbnail for Mesocyon
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (97 words) - 08:08, 18 November 2024
  • †Aramornis longurio – type locality for species Aramus †ArchaeocyonArchaeocyon leptodus †Archaeocyon pavidus †Archaeohippus †Archaeohippus penultimus – type...
    102 KB (5,023 words) - 07:54, 18 November 2024
  • chrysaetos †Araeosteus †Araeosteus rothi Arbutus Arca †Arceuthobium †Archaeocyon †Archaeohippus Architectonica Archoplites †Archoplites interruptus Arcinella...
    106 KB (3,547 words) - 01:10, 9 February 2025
  • Thumbnail for Carpocyon
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    4 KB (305 words) - 19:41, 18 November 2024
  • Thumbnail for Sunkahetanka
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (103 words) - 09:44, 29 March 2025
  • Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (123 words) - 19:39, 18 November 2024
  • Thumbnail for Tephrocyon
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (130 words) - 20:22, 18 November 2024
  • Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (98 words) - 20:11, 18 November 2024
  • Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    1 KB (100 words) - 20:16, 18 November 2024
  • Thumbnail for Osbornodon iamonensis
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (157 words) - 17:20, 14 February 2025
  • locality for species †Araceaeites †Araucaria †Araucaria longifolia †ArchaeocyonArchaeocyon leptodus †Archaeohippus †Archaeolagus †Archisyrphus – type locality...
    92 KB (4,808 words) - 16:46, 18 March 2025
  • Thumbnail for Paratomarctus
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (131 words) - 20:11, 18 November 2024
  • Thumbnail for Enhydrocyon
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    3 KB (210 words) - 07:08, 18 November 2024
  • Thumbnail for Cynarctus
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    5 KB (491 words) - 19:45, 18 November 2024
  • Thumbnail for Oxetocyon
    Archaeocyon Oxetocyon Otarocyon Rhizocyon Borophagini...
    2 KB (152 words) - 20:09, 18 November 2024
  • †Aphelops megalodus †Apternodus †Apternodus mediaevus †ArchaeocyonArchaeocyon leptodus †Archaeocyon pavidus †Archaeohippus †Archaeohippus blackbergi – or...
    55 KB (2,907 words) - 07:54, 18 November 2024