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Nimravus
''Nimravus'' is an extinct genus of "false" saber-toothed cat in the family ''Nimravidae'', subfamily ''Nimravinae'', that was endemic to North America during the Oligocene epoch (33.3—26.3 mya), existing for approximately .〔(PaleoBiology Database: ''Nimravus'', basic info )〕 ==Taxonomy== ''Nimravus'' was named by Cope (1879) (called into question by Bryant 1996 ). It is the type genus of ''Nimravidae,'' ''Nimravinae''. It was assigned to ''Nimravidae'' by Cope (1879) and Martin (1998); and to ''Nimravinae'' by Flynn and Galiano (1982), Bryant (1991) and Hunt (1998).〔L. D. Martin. 1998. Felidae. In C. M. Janis, K. M. Scott, and L. L. Jacobs (eds.), Evolution of Tertiary Mammals of North America 1:236-242〕〔A. Berta and H. Galiano. 1983. Megantereon hesperus from the late Hemphillian of Florida with remarks on the phylogenetic relationships of ''machairodonts'' (Mammalia, Felidae, Machairodontinae). Journal of Paleontology.〕 Unrelated to true saber-toothed cats, they evolved a similar form through parallel evolution. Species include ''N. brachyops (syn. Archaelurus debilis, Dinictis major, N. altidens, N. bumpensis, N. confertus, N. gomphodus, N. meridianus), N. sectator.''
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