Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Bivalvia Linnaeus, 1758 - bivalves
     Subclass Heterodonta Neumayr, 1884 see Clade Heterodonta Neumayr, 1884
       Order Chamida see Order Venerida Gray, 1854
         Superfamily Dreissenoidea Gray, 1840 [monotypic]
           Family Dreissenidae Gray, 1840
             1 Genus Dreissena van Beneden, 1835
             2 Genus Mytilopsis Conrad, 1857
             3 Genus Pontodreissena Logvinenko & Starobogatov, 1966