Kingdom Animalia Linnaeus, 1758 - animals Phylum Arthropoda Siebold, 1848 - arthropods Superclass Crustacea Pennant, 1777 - crustaceans see [unranked] Crustaceomorpha Chernyshev, 1960 Class Malacostraca Latreille, 1802 Subclass Phyllocarida Packard, 1879 - leptostracans Genus †Canadaspis Novozhilov, in Orlov, 1960