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Eurystephanodon crassatus Roth 1903 (notoungulate)

Osteichthyes - Notoungulata - Isotemnidae

PaleoDB taxon number: 336005

Belongs to Isotemnidae according to G. G. Simpson 1967

Sister taxa: Acoelohyrax, Anisotemnus, Calodontotherium, Coelostylodon, Colhuapia, Colhuapia rosei, Colhuelia, Distylophorus, Interhippus deflexus, Isotemnus, Lafkenia, Lafkenia schmidti, Lafkenia sulcifera, Lophocoelus, Pampatemnus, Pehuenia magna, Pelurocoelodon, Pleurocoelodon, Pleurostylodon, Rhyphodon, Thomashuxleya, Thomashuxleya principialis, Trigonolophodon modicus, Trimerostephanos

Type specimen: MLP 12-1600, a tooth (broken right upper molar). Its type locality is Lago Musters, which is in an Eocene terrestrial horizon in Argentina.

Ecology: scansorial insectivore