Aves - Cathartiformes - Cathartidae

Full reference: A. Wetmore. 1927. Fossil Birds from the Oligocene of Colorado. Proceedings of the Colorado Museum of Natural History 7(2):3-13

Belongs to Phasmagyps according to O. P. Hay 1930

See also Galbreath 1953, Lambrecht 1933, Wetmore 1940 and Wetmore 1956

Sister taxa: none

Type specimen: Denver Mus. Nat. Hist. 804, a limb element (distal right tibiotarsus). Its type locality is Trigonias Quarry, which is in a Chadronian fluvial-lacustrine volcaniclastic in the Chadron Formation of Colorado.

Ecology: volant carnivore

Distribution: found only at Trigonias Quarry

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Specimen images are retrieved through the ePANDDA API.