Hoplophoneus was named by American paleontologist E.D. Cope in 1874. It was synonymized subjectively with Drepanodon by Palmer (1904) and Scott and Jepsen (1936).[2] It was assigned to Hoplophoneinae by Flynn and Galiano (1982);[3] to Nimravinae by Bryant (1991);[4] and to Nimravidae by Cope (1874), Simpson (1941), Hough (1949) and Martin (1998).
Hoplophoneus was named by American paleontologist E.D. Cope in 1874. It was synonymized subjectively with Drepanodon by Palmer (1904) and Scott and Jepsen (1936).[2] It was assigned to Hoplophoneinae by Flynn and Galiano (1982);[3] to Nimravinae by Bryant (1991);[4] and to Nimravidae by Cope (1874), Simpson (1941), Hough (1949) and Martin (1998).