Mammalia - Carnivora - Ursidae

PaleoDB taxon number: 318370

Full reference: F. Ameghino. 1904. Nuevas especies de mamíferos, cretáceos y terciarios de la República Argentina [New species of mammals, Cretaceous and Tertiarty, from the Argentine Republic]. Anales de la Sociedad Cientifica Argentina 56–58:1-142

Parent taxon: Ursidae according to F. Ameghino 1904

Sister taxa: Agriotheriinae, Ailuropodinae, Amphicynodontinae, Harpaleocyon, Hemicyon, Hemicyoninae, Metarctos, Myadina, Phoberocyoninae, Taxina, Thaumastocyon, Tremarctinae, Ursinae, Ursulus, Zaragocyon

Subtaxa: Proarctotherium vetustum

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Type: Arctotherium vetustum

Ecology: ground dwelling herbivore-carnivore