Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Bivalvia Linnaeus, 1758 - bivalves
     Subclass Heterodonta Neumayr, 1884 see Clade Heterodonta Neumayr, 1884
       Order Venerida Gray, 1854
         Superfamily Lucinoidea Fleming, 1828
           Family Lucinidae Fleming, 1828 - lucines
             Subfamily Divaricellinae Gilbert, 1967
               Genus Divaricella Martens, 1880
                 Subgenus Egracina Chavan, 1951