Amphicyoninae

Amphicyoninae is a subfamily of extinct bear-dogs, large terrestrial carnivores belonging to the suborder Caniformia and which inhabited North America, Eurasia, and Africa from ~37.2—2.6 Ma. Amphicyoninae existed for approximately ~34.6 million years.[1]

Amphicyoninae Temporal range: 37.2–2.6 Ma PreЄ Є O S D C P T J K Pg N Late Eocene - late Pliocene
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	Carnivora
Family:	†Amphicyonidae
Subfamily:	†Amphicyoninae Trouessart (1885)
Genera & Tribes
†Amphicyon †Cynelos †Cynodictis †Goupilictis †Ischyrocyon †Magericyon †Peignecyon †Pliocyon †Pseudocyon †Ysengrinia †Thaumastocyonini

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).[2][3][4]

Genera and tribes include:

• Amphicyon, found in both Europe and N. America
• Cynelos, synonyms include Absonodaphoenus and Hecubides, 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
• Ysengrinia, found in both Europe and N. America
  
  
• Thaumastocyonini, a tribe endemic to Europe