Genus ISURUS
Kingdom / Phylum . . . . . . . . Subphylum / Superclass . . . . Class / Subclass / Infraclass Division / Superorder / Order Suborder / Infraorder . . . . . . Superfamily / Family . . . . . . . Subfamily / Genus . . . . . . . . .	Animalia / Chordata Cephalochordata / Gnathostomata Chondrichthyes / Elasmobranchii / n.a. n.a. / Euselachii / Galeomorpha Lamnoidea / n.a. n.a. / Lamnidae n.a. / Isurus
Age: Distribution:	Early Cretaceous - Recent Global
Depicted on: Denmark, 1998 (4,50 K. and set in M.S., fossil tooth [probably])