Phylum Brachiopoda Duméril, 1806 - brachiopods Subphylum Rhynchonelliformea Williams et al., 1996 Class Rhynchonellata Williams et al., 1996 Order Rhynchonellida Kuhn, 1949 Superfamily †Camarotoechioidea Schuchert, 1929 1 Family †Camarotoechiidae Schuchert & Le Vene, 1929 2 Family †Leiorhynchidae Stainbrook, 1945 3 Family †Septalariidae Havlicek, 1960