Phylum [Mollusca] Linnaeus, 1758 - molluscs
   Class Bivalvia Linnaeus, 1758 - bivalves
     Order Mytiloida Férussac, 1822 see Order Mytilida Férussac, 1822
       Superfamily Pteriacea Gray, 1847 see Superfamily Pterioidea Gray, 1847 (1820)
         1 Family Isognomonidae Woodring, 1925 (1828)
         2 Family Malleidae Lamarck, 1818 - hammer oysters
         3 Family Pteriidae Gray, 1847 (1820) - winged oysters