Genus DISCOIDES
Kingdom / Phylum . . . . . . . . . Class / Subclass / Infraclass Division / Superorder / Order Suborder / Infraorder . . . . . . Superfamily / Family . . . . . . . Subfamily / Genus . . . . . . . . .	Animalia / Echinodermata Echinoidea / Euechinoidea / Acroechinoidea Carinacea / Irregularia / Holectypoida n.a. / n.a. n.a. / Discoididae n.a. / Discoides
Age: Distribution:	Cambrian - Early Cretaceous North America, Europe, Asia
Depicted on: Liechtenstein, 2004 (1,30 F., fossil)