encontrados principalmente en la Formación Two Medicine en Montana

Longitud 187 mm

Snout-tail length 154 mm

Su esqueleto está notablemente bien documentado gracias a numerosos fósiles encontrados en Inglaterra y otros lugares de Europa

Its remains were discovered in 1997 in the Elrhaz Formation in Niger by a team led by Paul Sereno

Synthetoceras tricornatus Khankhuuluu encontrados principalmente en la FormaciónSynthetoceras tricornatus was an extinct artiodactyl mammal belonging to Protoceratidae, an exclusively North American family of ungulates that has no living representatives. It lived during the Late Miocene of North America and is particularly well represented in Clarendonian faunas from the southern United States, with important records from Texas and other regions of the Great Plains. Although its general appearance may superficially resemble that