Phylum Brachiopoda Duméril, 1806 - brachiopods Subphylum Craniiformea Popov, Bassett, Holmer & Laurie, 1993 Class Craniata Williams, Carlson, Brunton, Holmer & Popov, 1996 Order †Trimerellida 1 Superfamily †Trimerelloidea Davidson & King, 1872