Mammalia - Theriamorpha

Parent taxon: Megalonychoidea according to G. G. Simpson 1967

See also Carroll 1988 and Simpson 1948

Sister taxon: Nothrotheriidae

Subtaxa: Proplatyarthrus longipes

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Type: Proplatyarthrus longipes

Ecology: ground dwelling herbivore

Distribution: found only at Puesto Almendra, Gran Barranca, Chubut (Oligocene of Argentina)

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Specimen images are retrieved through the ePANDDA API.