†subfamily Ganopristinae Arambourg? (sawfish)
Chondrichthyes - Rhinopristiformes - Pristidae
Parent taxon: Pristidae according to R. Estes 1964
See also Storer and Johnson 1974
Sister taxa: Aktaua, Anoxypristis, Oxypristis, Peyeria, Platyspondylus, Pristinae, Pristis, Propristis
Subtaxa: none
Type: Ganopristis
Ecology: nektonic carnivore
Distribution: found only at SE of Hot Springs (Cretaceous of South Dakota)