Phylum Brachiopoda Duméril, 1806 - brachiopods
   Subphylum Rhynchonelliformea Williams et al., 1996
     Class Rhynchonellata Williams et al., 1996
       Order Rhynchonellida Kuhn, 1949
         Superfamily Pugnacoidea Rzhonsnitskaia, 1956
           01 Family †Pugnacidae Rzonsnitzkaja, 1956
           02 Family †Plectorhynchellidae Rzhonsnitskaia, 1958
           03 Family †Ladogiidae Ljaschenko, 1973
           04 Family †Rozmanariidae Havlicek, 1982
           05 Family †Aseptirhynchiidae
           06 Family †Petasmariidae Savage, 1996
           07 Family †Camerophorinidae Rzhonsnitskaia, 1958
           08 Family †Yunnanellidae Rzhonsnitskaya, 1959
           09 Family †Paranorellidae Cooper & Grant, 1976
           10 Family Basiliolidae Cooper, 1959
           11 Family †Erymnariidae Cooper, 1959