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Thomashuxleya principialis Ameghino 1902 (notoungulate)

Osteichthyes - Notoungulata - Isotemnidae

PaleoDB taxon number: 315794

Full reference: F. Ameghino. 1902. Notices préliminaires sur des mammifères nouveaux des terrains Crétacé de Patagonie {preliminary notes on new mammals from the Cretaceous terrains of Patagonia]. Boletin de la Academia Nacional de Ciencias de Córdoba 17:5-70

Belongs to Isotemnidae according to G. G. Simpson 1967

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

Type specimen: Its type locality is Casamayoran of Patagonia, which is in an Eocene/Eocene terrestrial horizon in Argentina

Ecology: scansorial insectivore