†subfamily Phorusrhacinae Ameghino 1899 (terror bird)
Aves - Gruiformes - Phorusrhacidae
Parent taxon: Phorusrhacidae according to S. Bertelli et al. 2007
See also Alvarenga and Holfing 2003, Gould and Quitmyer 2005 and Mourer-Chauviré 1981
Sister taxa: none
Subtaxa: Phorusrhacos Titanis
Ecology: ground dwelling carnivore
Distribution: