Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Bivalvia Linnaeus, 1758 - bivalves
     Subclass Heterodonta Neumayr, 1884 see Clade Heterodonta Neumayr, 1884
       Order Venerida Gray, 1854
         Superfamily Galeommatoidea Gray, 1840
           1 Family Galeommatidae Gray, 1840
           2 Family Kelliidae Forbes & Hanley, 1848 see Family Lasaeidae Gray, 1842
           3 Family Lasaeidae Gray, 1842
           4 Family Leptonidae Gray, 1847 see Family Lasaeidae Gray, 1842
           5 Family Montacutidae Clark, 1855 see Family Lasaeidae Gray, 1842