Podiceps auritus cornutus Gmelin 1789 (horned grebe)
Aves - Podicipediformes - Podicipedidae
Alternative combinations: Colymbus cornutus, Podiceps cornutus
Belongs to Podiceps auritus according to J. F. Clements et al. 2017
See also Marshall and Sempere 1991
Sister taxa: none
Ecology: ground dwelling carnivore
Distribution: found only at Nuapua 2, Chuquisaca, Bolivia (Quaternary of Bolivia)