Genus HESPEROSAURUS
Kingdom / Phylum . . . . . . . . Subphylum / Superclass . . . . Class / Subclass . . . . . . . . . . Infraclass / Division. . . . . . . . Subdivision / Infradivision . . . Superorder / Order. . . . . . . . Suborder / Infraorder . . . . . . Superfamily / Family . . . . . . . Subfamily / Genus . . . . . . . . .	Animalia / Chordata Cephalochordata / Gnathostomata Reptilia / Diapsida Archosauromorpha / Archosauria Avemetatarsalia / Ornithodira Dinosauria / Ornithischia Stegosauria / n.a. n.a. / Stegosauridae n.a. / Hesperosaurus
Age: Distribution:	Late Jurassic North America
Depicted on: Hong Kong, 2022 ($2,20, same stamp in sheet)   Post Card, Hong Kong, 2022.