Family Scymnorhinidae (shark)
Chondrichthyes - Squaliformes - Scymnorhinidae
Parent taxon: Squaliformes according to F. C. Cassier 1966
See also Jordan 1963
Sister taxa: Centrophoridae, Centropterus, Dalatiidae, Dalatioidea, Etmopteridae, Fredipristis, Gibbechinorhinus, Oxynotidae, Paraechinorhinus, Pseudoechinorhinus, Somniosidae, Squalidae, Squalogaleus
Subtaxa: Borborodes Cirrhigaleus Euprotomicrus Leius Scymnorhinus
Ecology: nektonic carnivore
Distribution: found only at Temescal Canyon (Pliocene of California)