Registered 23,223 species  (Collections:374,075; Observations:75,132; Other records:5,916)
Classification : Eukarya - Opisthokonta - Animalia - Mollusca - Bivalvia
真核生物ドメイン - Opisthokonta - 動物界 - 軟体動物門 - 二枚貝綱

Subclass Heterodonta   Neumayr, 1884     異歯亜綱

Bieler, R. and P. M. Mikkelsen (2006) Bivalvia-a look at the branches. Zoological Journal of the Linnean Society 148: 223-235. 
Bieler, R., Carter, J. G. and E. V. Coan (2010) Classification of bivalve families. In: Buchet, P. and J.-P. Rocroí (2010), Nomenclator of bivalve families. Malacologia 52: 1-184. 
Gofas, S. (2013) Heterodonta. Accessed through: World Register of Marine Species at on 2013-04-05. 
Japan Oceanographic Data Center (2002) JODC taxonomic code of marine organisms (plankton). 2001 edition. In: Marine Organisms Data, accessed through 
Okutani, T. (2005) Insular Shelf, Slope, and Bathyal Bivalve and Scaphopod Fauna around the Nansei Islands, Southwestern Japan. Deep-Sea Fauna and Pollutants in Nansei Islands, National Science Museum Monographs 29: 115-135.