Subfamily Gaviinae (loon)
Aves - Gaviiformes - Gaviidae
Parent taxon: Gaviidae according to R. M. Chandler 1990
See also Storer 1956, Wetmore 1940 and Wetmore 1956
Sister taxa: Colymbiculus, Colymboides, Colymboidinae, Gavia, Gaviellinae
Subtaxa: none
Ecology: ground dwelling carnivore
Distribution: there are no occurrences of Gaviinae in the database