Genus XIAOSAURUS
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 n.a. / n.a. Uncertain n.a. / Xiaosaurus
Age: Distribution:	Middle Jurassic Eastern Asia
Note: Poorly known species, may also be a Hypsilophodontid.   Depicted on: Djibouti, 2020 (250 FD) Sao Tome e Principe, 2009 (position 3 of sheet)