Fossilized mammal hand bone of a Amphicyon or bear-dog.

A fossilized metapodial of an Amphicyon longiramus from Dixie County, Florida, USA. This Miocene aged genus of giant bear-dog was one of the last of its kind. #FossilFriday

#synapsid #mammal #fossil #paleontology #amphicyon #amphicyonid

Fossilized mammal jaw of a Daphoenus or bear-dog with three teeth still preserved.

A fossilized partial jaw of a Daphoenus sp. from the Brule Formation in Pennington County, South Dakota, USA. Known as bear-dogs, amphicyonids like Daphoenus were basal caniforms related to bears, dogs, and other animals in the clade.

#synapsid #mammal #fossil #paleontology #daphoenus #amphicyonid