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 Veneroidea Rafinesque, 1815
           Family Veneridae Rafinesque, 1815 - venus clams
             Subfamily Gemminae Dall, 1895
               1 Genus Gemma Deshayes, 1853
               2 Genus Nutricola Bernard, 1982
               3 Genus Parastarte Conrad, 1862
               4 Genus Plesiastarte Fischer, 1887
               5 Genus Rohini Semper, 1862