Nuculidae is a

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

of small

saltwater Saline water (more commonly known as salt water) is water that contains a high concentration of dissolved salts (mainly sodium chloride). On the United States Geological Survey (USGS) salinity scale, saline water is saltier than brackish water, ...

clam Clam is a common name for several kinds of bivalve molluscs. The word is often applied only to those that are edible and live as infauna, spending most of their lives halfway buried in the sand of the seafloor or riverbeds. Clams have two she ...

s in the order

Nuculida Nuculida is an order of small saltwater clams, marine bivalve mollusks. This order belongs to the subclass Protobranchia Protobranchia is a subclass of bivalve molluscs. It contains the extant orders Nuculanida, Nuculida, and Solemyida. ...

Species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

in this family are commonly known as nut clams. The nomenclature of the Western European species in this family is still uncertain. Their systematics has been based mainly on their

feces Feces ( or faeces), known colloquially and in slang as poo and poop, are the solid or semi-solid remains of food that was not digested in the small intestine, and has been broken down by bacteria in the large intestine. Feces contain a relati ...

.WoRMS (2011). Nuculidae. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=204 on 2011-05-04

Genera

* ''

Acila ''Acila'' is a genus of marine bivalves in the family Nuculidae Nuculidae is a family of small saltwater clams in the order Nuculida. Species in this family are commonly known as nut clams. The nomenclature of the Western European species in ...

'' H. Adams and A. Adams, 1858 * '' Adrana'' Adams and Adams, 1858 * '' Austronucula'' Powell, 1939 * '' Brevinucula'' Thiele, 1934 * '' Condylonucula'' D.R. Moore, 1977 * '' Ennucula'' Iredale, 1931 *'' Lamellinucula'' Schenck, 1944 * '' Leionucula'' Quenstedt, 1930 † * '' Linucula'' Marwick, 1931 * '' Neonucula'' Lan & Lee, 2001 * ''

Nucula ''Nucula'' is a genus of very small saltwater clams. They are part of the Family (biology), family Nuculidae. Fossil records This genus is very ancient. Fossils are known from the Arenig to the Quaternary (age range: from 478.6 to 0.0 million ye ...

Lamarck Jean-Baptiste Pierre Antoine de Monet, chevalier de Lamarck (1 August 1744 – 18 December 1829), often known simply as Lamarck (; ), was a French naturalist, biologist, academic, and soldier. He was an early proponent of the idea that biolog ...

, 1799 * '' Pronucula'' Hedley, 1902 * '' Sinonucula'' Xu, 1985 ;Genera brought into synonymy : * ''Lionucula'' Thiele, 1934 synonym of ''Ennucula'' Iredale, 1931 * ''Nuculoma'' Cossmann, 1907 : synonym of ''Ennucula'' Iredale, 1931 * ''Polyodonta'' Megerle von Mühlfeld, 1811 : synonym of ''Nucula'' Lamarck, 1799

References

* Powell A. W. B., ''New Zealand Mollusca'', William Collins Publishers Ltd, Auckland, New Zealand 1979 * Bieler R. & Mikkelsen P. 2006. Bivalvia – a look at the Branches. Zoological Journal of the Linnean Society, 148, 223–235 * Bieler R., Carter J.G. & Coan E.V. (2010). ''Classification of Bivalve families''. pp. 113–133, in: Bouchet P. & Rocroi J.-P. (2010), Nomenclator of Bivalve Families. Malacologia 52(2): 1-184.. American Malacologists: Melbourne, FL (USA). . XII, 195 pp. * Vaught, K.C. (1989).'' A classification of the living Mollusca'' {{Taxonbar, from=Q1782769 Taxa named by John Edward Gray Bivalve families Extant Paleozoic first appearances