. . . . "Dinofelis paleoonca"@en . . . . . . "Dinofelis paleoonca (\"terrible cat\") is a species of saber-toothed cats belonging to the tribe Metailurini of the family Felidae endemic to North America during the Pliocene living from 4.9\u20141.8 mya, existing for approximately 3.1 million years."@en . . . .