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†family Trigonostylopidae Ameghino 1901 (placental)

Osteichthyes - Astrapotheria

PaleoDB taxon number: 43454

Full reference: F. Ameghino. 1901. Notices préliminaires sur des ongulés nouveaux des terrains crétacés de Patagonie [Preliminary notes on new ungulates from the Cretaceous terrains of Patagonia]. Boletin de la Academia Nacional de Ciencias de Córdoba 16:349-429

Parent taxon: Astrapotheria according to M. C. McKenna and S. K. Bell 1997

Sister taxa: Antarctodon, Astrapotheriidae, Blastoconus, Blastoconus robertsoni, Eoastrapostylopidae, Grypolophodon, Grypolophodon morenoi, Grypolophodon tuberculosis, Notorhinus, Notorhinus haroldi, Adrastotherium, Entocasmus, Adelotherium

Subtaxa: Albertogaudrya, Albertogaudryia, Hedralophus, Hedralophus bicostatus, Shecenia, Staurodon supernus, Tetragonostylops, Trigonostylops, Trigonostylops duplex

View classification

Type: Trigonostylops

Ecology: scansorial insectivore