titanothere(redirected from Brontotheriidae)
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Related to Brontotheriidae: titanothere
(Palaeontology) any of various very large horse-like perissodactyl mammals of the genera Menodus, Brontotherium, etc, that lived in Eocene and Oligocene times in North America. See also chalicothere
[C19: from New Latin Tītānotherium giant animal, from Greek Titan + thēr wild beast]