†family Paranyrocidae Miller and Compton 1939 (waterfowl)
Aves - Anseriformes - Paranyrocidae
Alternative spelling: Paranyrocinae
Full reference: A. H. Miller and L. V. Compton. 1939. Two fossil birds from the Lower Miocene of South Dakota. The Condor 41(4):153-156
Parent taxon: Anseres according to A. Wetmore 1960
See also Brodkorb 1964, Miller and Compton 1939, Wetmore 1940 and Wetmore 1956
Sister taxa: Anatoidea, Anseranatoidea, Presbyornithoidea, Ptenornis
Subtaxa: Paranyroca
Ecology: volant herbivore
Distribution: found only at Flint Hill North (Miocene of South Dakota)