Genus PEREIRAIA
Kingdom / Phylum . . . . . . . . . Class / Subclass / Infraclass Division / Superorder / Order Suborder / Infraorder . . . . . . Superfamily / Family . . . . . . . Subfamily / Genus . . . . . . . . .	Animalia / Mollusca Gastropoda / n.a. / n.a. n.a. / Hypsogastropoda / uncertain n.a. / Littorinimorpha Stromboidea / Thersiteidae n.a. / Pereiraia
Age: Distribution:	Late Oligocene - Middle Miocene Europe
Depicted on: Slovenia, 2006 ('D' rate, fossil)