Class Bivalvia Linnaeus, 1758 - bivalves
   Subclass Autobranchia Grobben, 1894
     Superorder Pteriomorphia Beurlen, 1944
       Order Pectinida Gray, 1854
         Superfamily †Aulacomyelloidea Ichikawa, 1958
           1 Family †Aulacomyellidae Ichikawa, 1958
           2 Family †Bositridae Waterhouse, 2008