|Named By:||C. W. Hibbard in 1934|
|Time Period:||Middle Miocene-Late Miocene|
|Location:||USA, Arizona - Big Sandy Formation, Quiburis Formation, Kansas - Edson & Oklahoma - Ogallala Formation|
|Size:||About 60-90 high at the shoulder, and around 2-2.4 meters long|
|Fossil(s):||Partial remains of several individuals|
|Classification:||| Chordata | Mammalia | Carnivora | Felidae | Machairodontinae | Metailurini ||
Adelphailurus is an extinct genus of saber-toothed cats of the family Felidae and tribe Metailurini which inhabited western North America during the Miocene, living from 10.3--5.33 Ma and existing for approximately 4.97 million years.