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 Glossoidea Gray, 1847 (1840)
           Family Glossidae Gray, 1847 (1840) - oxheart clams
             1 Genus Glossus Poli, 1795
             2 Genus Cytherocardia Sacco, 1900
             3 Genus Glossocardia Stoliczka, 1870
             4 Genus Meiocardia Adams & Adams, 1857
             5 Genus Petalocardia Vincent, 1925