Biology:Amphicyoninae

Short description: Extinct subfamily of carnivores

Amphicyonines Temporal range: 37.2–5 Ma PreЄ Є O S D C P T J K Pg N Late Eocene - late Miocene
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Carnivora
Family:	†Amphicyonidae
Subfamily:	†Amphicyoninae Trouessart (1885)
Genera
†Amphicyon †Bonisicyon †Cynelos †Cynodictis †Goupilictis †Ischyrocyon †Magericyon †Mogharacyon †Myacyon †Namibiocyon †Peignecyon †Pliocyon †Pseudocyon †Tartarocyon

Amphicyoninae is a subfamily of extinct amphicyonids, large terrestrial carnivores belonging to the suborder Caniformia and which inhabited North America, Eurasia, and Africa from the middle Eocene to the late Miocene.

Amphicyoninae was named by Trouessart (1885). It was assigned to Canidae by Matthew (1902); to Ursidae by Ginsburg (1977); and to Amphicyonidae by Hunt (1998).

Genera include:

• Amphicyon, found in both Europe and N. America
• Cynelos, synonyms include Absonodaphoenus (from Florida) and Hecubides (from Africa), endemic to N. America
• Cynodictis
• Ischyrocyon, Hadrocyon is a synonym, endemic to N. America
• Goupilictis
• Magericyon
• Pliocyon, endemic to N. America
• Pseudocyon, Amphicyonopsis is a synonym, endemic to Europe and N. America

Fossil distribution

Specimens have been recovered from:

• Midway Site, Gadsden County, Florida ~18.9—18.8 Ma.
• Rabbitt Creek Site, Meagher County, Montana ~21.7—18 Ma.
• Grimes Landing Site, King William County, Virginia ~17.6 Ma.
• Arrisdrift, Namibia ~23.03—11.6 Ma.
• Les Beilleaux, France ~20—16.9 Ma.

References

Wikidata ☰ Q4748243 entry