Classification
Animalia [kingdom]Chordata [phylum]
Vertebrata [subphylum]
Gnathostomata [superclass]
Chondrichthyes [class]
Elasmobranchii [subclass]
Squalomorphii [superorder]
Pristiophoriformes [order]
Pristiophoridae [family]
Pliotrema [genus]
Pliotrema warreni [species]