Euheterodonta is an subterclass of Mollusca in the class Bivalvia.
Families
Subterclass Euheterodonta
- Superorder Anomalodesmata <small>Dall, 1889</small>
- Superfamily Clavagelloidea <small>d'Orbigny, 1844</small>
- Clavagellidae <small>d'Orbigny, 1844</small>
- Penicillidae <small>Gray, 1858</small>
- Superfamily Cuspidarioidea <small>Dall, 1886</small>
- Cuspidariidae <small>Dall, 1886</small>
- Halonymphidae <small>Scarlato & Starobogatov, 1983</small>
- Protocuspidariidae <small>Scarlato & Starobogatov, 1983</small>
- Spheniopsidae <small>J. Gardner, 1928</small>
- Superfamily Myochamoidea <small>Carpenter, 1861</small>
- Cleidothaeridae <small>Hedley, 1918 (1870)</small>
- Myochamidae <small>Carpenter, 1861</small>
- Superfamily Pandoroidea <small>Rafinesque, 1815</small>
- Lyonsiidae <small>P. Fischer, 1887</small>
- Pandoridae <small>Rafinesque, 1815</small>
- Superfamily Pholadomyoidea <small>King, 1844</small>
- Parilimyidae <small>Morton, 1981</small>
- Pholadomyidae <small>King, 1844</small>
- Superfamily Poromyoidea <small>Dall, 1886</small>
- Cetoconchidae <small>Ridewood, 1903</small>
- Poromyidae <small>Dall, 1886</small>
- Superfamily Thracioidea <small>Stoliczka, 1870 (1839)</small>
- Clistoconchidae <small>Morton, 2012</small>
- Laternulidae <small>Hedley, 1918 (1840)</small>
- Periplomatidae <small>Dall, 1895</small>
- Thraciidae <small>Stoliczka, 1870 (1839)</small>
- Superfamily Verticordioidea <small>Stoliczka, 1870</small>
- Euciroidae <small>Dall, 1895</small>
- Lyonsiellidae <small>Dall, 1895</small>
- Verticordiidae <small>Stoliczka, 1870</small>
- Superorder Imparidentia <small>Bieler, P. M. Mikkelsen & Giribet, 2014</small>
- Order Adapedonta <small>Cossmann & Peyrot, 1909</small>
- Superfamily Hiatelloidea <small>J.E. Gray, 1824</small>
- Hiatellidae <small>Gray, 1824</small>
- Superfamily Solenoidea <small>Lamarck, 1809</small>
- Pharidae <small>H. Adams & A. Adams, 1856</small>
- Solenidae <small>Lamarck, 1809</small>
- Order Cardiida <small>Ferussac, 1822</small>
- Superfamily Cardioidea <small>Lamarck, 1809</small>
- Cardiidae <small>Lamarck, 1809</small>
- Pterocardiidae <small>Scarlato & Starobogatov, 1979</small> âÂÂ
- Superfamily Tellinoidea <small>Blainville, 1814</small>
- Order Hippuritida <small>Newell, 1965</small> âÂÂ
- Suborder Hippuritidina <small>Newell, 1965</small> âÂÂ
- Superfamily Caprinoidea <small>d'Orbigny, 1847</small> âÂÂ
- Antillocaprinidae <small>Mac Gillavry, 1937</small> âÂÂ
- Caprinidae <small>d'Orbigny, 1847</small> âÂÂ
- Caprinuloideidae <small>Damestoy, 1971</small> âÂÂ
- Ichthyosarcolitidae <small>Douvillé, 1887</small> âÂÂ
- Superfamily Radiolitoidea <small>d'Orbigny, 1847</small> âÂÂ
- Caprinulidae <small>Yanin, 1990</small> âÂÂ
- Caprotinidae <small>Gray, 1848</small> âÂÂ
- Diceratidae <small>Dall, 1895</small> âÂÂ
- Hippuritidae <small>Gray, 1848</small> âÂÂ
- Monopleuridae <small>Munier-Chalmas, 1873</small> âÂÂ
- Plagioptychidae <small>Douvillé, 1888</small> âÂÂ
- Polyconitidae <small>Mac Gillavry, 1937</small> âÂÂ
- Radiolitidae <small>d'Orbigny, 1847</small> âÂÂ
- Trechmannellidae <small>Cox, 1934</small> âÂÂ
- Suborder Requieniidina <small>Skelton, 2013</small> âÂÂ
- Superfamily Requienioidea <small>Kutassy, 1934</small> âÂÂ
- Epidiceratidae <small>Rengarten, 1950</small> âÂÂ
- Requieniidae <small>Kutassy, 1934</small> âÂÂ
- Incertae sedis
- Superfamily Chamoidea <small>Lamarck, 1809</small>
- Chamidae <small>Lamarck, 1809</small>
- Superfamily Cyamioidea <small>Sars, 1878</small>
- Cyamiidae <small>G.O. Sars, 1878</small>
- Galatheavalvidae <small>Knudsen, 1970</small>
- Sportellidae <small>Dall, 1899</small>
- Superfamily Gaimardioidea <small>Hedley, 1916</small>
- Gaimardiidae <small>Hedley, 1916</small>
- Superfamily Galeommatoidea <small>J.E. Gray, 1840</small>
- Basterotiidae <small>Cossmann, 1909</small>
- Galeommatidae <small>Gray, 1840</small>
- Kelliidae <small>Forbes & Hanley, 1848</small>
- Lasaeidae <small>Gray, 1842</small>
- Montacutidae <small>W. Clark, 1855</small>
- Superfamily Gastrochaenoidea <small>Gray, 1840</small>
- Gastrochaenidae <small>Gray, 1840</small>
- Superfamily Kalenteroidea <small>Marwick, 1953</small> âÂÂ
- Kalenteridae <small>Marwick, 1953</small> âÂÂ
- Superfamily Mactroidea <small>Lamarck, 1809</small>
- Anatinellidae <small>Deshayes, 1853</small>
- Cardiliidae <small>P. Fischer, 1887</small>
- Mactridae <small>Lamarck, 1809</small>
- Mesodesmatidae <small>Gray, 1840</small>
- Superfamily Sphaerioidea <small>Deshayes, 1855 (1820)</small>
- Sphaeriidae <small>Deshayes, 1855 (1820)</small>
- Superfamily Ungulinoidea <small>Gray, 1854</small>
- Ungulinidae <small>Gray, 1854</small>
- Order Lucinida <small>Gray, 1854</small>
- Superfamily Lucinoidea <small>J. Fleming, 1828</small>
- Lucinidae <small>J. Fleming, 1828</small>
- Superfamily Thyasiroidea <small>Dall, 1900 (1895)</small>
- Thyasiridae <small>Dall, 1900 (1895)</small>
- Order Megalodontida <small>Starobogatov, 1992</small> âÂÂ
- Superfamily Megalodontoidea <small>Morris & Lycett, 1853</small> âÂÂ
- Megalodontidae <small>Morris & Lycett, 1853</small> âÂÂ
- Pachyrismatidae <small>Scarlato & Starobogatov, 1979</small> âÂÂ
- Order Modiomorphida <small>Newell, 1969</small> âÂÂ
- Superfamily Modiomorphoidea <small>S. A. Miller, 1877</small> âÂÂ
- Modiomorphidae <small>S. A. Miller, 1877</small> âÂÂ
- Palaeopharidae <small>Marwick, 1953</small> âÂÂ
- Order Myida <small>Stoliczka, 1870</small>
- Superfamily Dreissenoidea <small>Gray, 1840</small>
- Dreissenidae <small>Gray, 1840</small>
- Superfamily Myoidea <small>Lamarck, 1809</small>
- Corbulidae <small>Lamarck, 1818</small>
- Erodonidae <small>Winckworth, 1932</small>
- Myidae <small>Lamarck, 1809</small>
- Superfamily Pholadoidea <small>Lamarck, 1809</small>
- Pholadidae <small>Lamarck, 1809</small>
- Teredinidae <small>Rafinesque, 1815</small>
- Xylophagidae <small>Purchon, 1941</small>
- Order Venerida <small>Gray, 1854</small>
- Superfamily Arcticoidea <small>Newton, 1891 (1844)</small>
- Arcticidae <small>Newton, 1891 (1844)</small>
- Trapezidae <small>Lamy, 1920 (1895)</small>
- Superfamily Cyrenoidea <small>Gray, 1840</small>
- Cyrenidae <small>Gray, 1840</small>
- Cyrenoididae <small>H. Adams & A. Adams, 1857 (1853)</small>
- Glauconomidae <small>Gray, 1853</small>
- Superfamily Glossoidea <small>J.E. Gray, 1847 (1840)</small>
- Glossidae <small>Gray, 1847 (1840)</small>
- Lutetiidae <small>Zhgenti, 1976</small> âÂÂ
- Incertae sedis
- Kelliellidae <small>Fischer, 1887</small>
- Vesicomyidae <small>Dall & Simpson, 1901</small>
- Superfamily Veneroidea <small>Rafinesque, 1815</small>
- Isocyprinidae <small>R. N. Gardner, 2005</small> âÂÂ
- Neoleptonidae <small>Thiele, 1934</small>
- Veneridae <small>Rafinesque, 1815</small>