Phylum Brachiopoda Duméril, 1806 - brachiopods Subphylum Rhynchonelliformea Williams et al., 1996 Class †Kutorginata Order †Kutorginida Kühn, 1949 1 Superfamily †Kutorginoidea Schuchert, 1893 2 Superfamily †Nisusioidea Walcott & Schuchert, 1908