Classification
Animalia [kingdom]Chordata [phylum]
Vertebrata [subphylum]
Gnathostomata [superclass]
Chondrichthyes [class]
Elasmobranchii [subclass]
Squalomorphii [superorder]
Hexanchiformes [order]
Ordo Hexanchiformes bevat de volgende taxa:
Chlamydoselachidae [family]
Hexanchidae [family]