Trigonias
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Trigonias (Greek: "triangular" (trigonos), "ias" [denotes possession][1]) is an extinct genus of rhinocerotid from the late Eocene (Chadronian) some 35 million years ago of North America.[2] Trigonias was about Script error: No such module "convert". long and, despite lacking horns, looked a lot like modern rhinos. Its front legs had five toes (as contrasted with three in modern rhinos), the fifth of which was vestigial.[3]
A specimen of T. osborni was estimated to have a weight of about Script error: No such module "convert"..[4]
Cladogram after Lu, Deng and Pandolfi, 2023:[5]Script error: No such module "Clade".
Notes
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References
- Prothero, Donald R. 2005. The Evolution of North American Rhinoceroses. Cambridge University Press, Cambridge, 218 pp. Template:ISBN