Burdigalian genus extinctions

thumb|Daeodon shoshonensis life restoration thumb|Daeodon (Dinohyus) hollandi, complete skeleton from the Agate Fossil Beds National Monument|Agate Springs Fossil Quarry in Nebraska. See text for nomenclature history

Phlaocyon (from Greek phlao, "eat greedily" and cyon, "dog") is an extinct genus of the Borophaginae subfamily of canids native to North America. It lives from the Early Oligocene to the Early Miocene epoch 33.3–16.3 Mya, existing for approximately . It is closely related to Cynarctoides.

Merycochoerus (Greek: "ruminant" (merux)-like "swine" (khoiros)) is an extinct genus of oreodont of the family Merycoidodontidae, endemic to North America. They lived during the Early Oligocene 33.9—30.8 mya, existing for approximately . Fossils are widespread through the western United States.

Adilophontes is an extinct monospecific genus of bear dogs, endemic to North America during the Oligocene to Miocene. It lived from 24.8 to 20.6 Ma, existing for approximately . Fossils have been found in Wyoming.

Paradaphoenus is a physically small amphicyonid that inhabited North America from the Early Oligocene to the Middle Miocene, 33.3—15.97 Ma, existing for approximately . Fossils have been found at Haystack, Oregon, Banner County, Nebraska, Dawes County, Nebraska, and Sheep Mtn, South Dakota.

Osbornodon ("Osborn's tooth") is an extinct genus of canid that were endemic to North America and which lived from the Oligocene to the Early Miocene, 33.9—15.97 Ma (AEO), existing for approximately . It was the last surviving genus of the hesperocyonine subfamily, the oldest subfamily of canids. The genus is named for Henry Fairfield Osborn. ==Species== Seven known species of Osbornodon existed: Osbornodon brachypus Cope 1881 Osbornodon fricki Wang 1994 (18 Ma) Osbornodon iamonensis Sellards 1916 (21 Ma) Osbornodon renjiei Wang 1994 (33 Ma) Osbornodon sesnoni Macdonald 1967 (32 Ma) Osbornod

Mammacyon is an extinct genus of medium-sized amphicyonids endemic to North America during the Late Oligocene and Early Miocene. It lived from 26.3 to 20.4 Ma, existing for approximately .