Phylum Brachiopoda Duméril, 1806 - brachiopods
   Subphylum Rhynchonelliformea Williams et al., 1996
     Class Rhynchonellata Williams et al., 1996
       Order Rhynchonellida Kuhn, 1949
         Superfamily †Wellerelloidea Licharew, 1956
           1 Family †Wellerellidae Licharew, 1956
           2 Family †Allorhynchidae Cooper & Grant, 1976
           3 Family †Pontisiidae Cooper & Grant, 1976
           4 Family †Petasmatheridae Cooper & Grant, 1976
           5 Family †Amphipellidae Cooper & Grant, 1976
           6 Family †Sinorhynchiidae Xu & Liu, 1983