Phylum Mollusca Linnaeus, 1758 - molluscs
Ref: V.G. Millard, 1997: 3; Count: [*†*] 8c;49o;641f;6099g; †2f;162g [24 Jan 2022]
   Class Bivalvia Linnaeus, 1758 - bivalves
  Ref: V.G. Millard, 1997: 335; Count: [*] 13o;124f;1093g; †2f;26g [23 Jan 2022]
     Subclass Palaeoheterodonta Newell, 1965 see Clade Palaeoheterodonta Newell, 1965
    Ref: V.G. Millard, 1997: 359; Count: [*] 2o;7f;175g [5 Jan 2022]
       Order Unionida Gray, 1854
      Ref: V.G. Millard, 1997: 360; Count: [*] 6f;174g [5 Jan 2022]
         Superfamily Unionoidea Rafinesque, 1820
        Ref: V.G. Millard, 1997: 360; Count: [*] 3f;144g [4 Jan 2022]
           Family Unionidae Rafinesque, 1820 - pearly mussels
          Ref: V.G. Millard, 1997: 360; Count: [*] 127g [4 Jan 2022]
             Subfamily Ambleminae Rafinesque, 1820
            Ref: V.G. Millard, 1997: 363; Count: [*] 60g [4 Jan 2022]
               Tribe Amblemini Rafinesque, 1820
              Ref: V.G. Millard, 1997: 363; Count: [*] 27g [3 Jan 2022]
                 Genus Schepmania Haas, 1910
                Ref: V.G. Millard, 1997: 365; Count: -