Arthropoda Siebold, 1848 - arthropods [Euarthropoda] Class Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777 Genus †Sandtorpia Haug, Maas & Waloszek, 2009 1 †Sandtorpia vestrogothiensis Haug, Maas & Waloszek, 2009