''Anadara'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

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, ...

bivalve Bivalvia (), in previous centuries referred to as the Lamellibranchiata and Pelecypoda, is a class of marine and freshwater molluscs that have laterally compressed bodies enclosed by a shell consisting of two hinged parts. As a group, bival ...

ark clam Ark clam is the common name for a family of small to large-sized saltwater clams or marine bivalve molluscs in the family Arcidae. Ark clams vary both in shape and size. They number about 200 species worldwide. The shells of ark clams are of ...

s, in the

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 ...

Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the

Cretaceous The Cretaceous ( ) is a geological period that lasted from about 145 to 66 million years ago (Mya). It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 million years, it is the longest geological period of th ...

period to the

Quaternary The Quaternary ( ) is the current and most recent of the three periods of the Cenozoic Era in the geologic time scale of the International Commission on Stratigraphy (ICS). It follows the Neogene Period and spans from 2.58 million years ...

period (age range: 140.2 to 0.0 million years ago). These fossils have been found all over the world.

Species

The following species are recognised in the genus ''Anadara'': * ''

Anadara adamsi ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * '' Anadara aequatorialis'' * ''

Anadara aethiopica ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara aliena ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million ye ...

'' * ''

Anadara ambigua ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million yea ...

'' * ''

Anadara amicula ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million ye ...

'' * ''

Anadara angicostata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara antiquata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' (

Linnaeus Carl Linnaeus (; 23 May 1707 – 10 January 1778), also known after his ennoblement in 1761 as Carl von Linné Blunt (2004), p. 171. (), was a Swedish botanist, zoologist, taxonomist, and physician who formalised binomial nomenclature, the ...

1758 Events January–March * January 1 – Swedish biologist Carl Linnaeus (Carl von Linné) publishes in Stockholm the first volume (''Animalia'') of the 10th edition of Systema Naturae, 10th edition of ''Systema Naturae'', the sta ...

) * ''

Anadara auriculata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

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 ...

* ''

Anadara axelolssoni ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara bataviensis ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara biangulata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara bifrons ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara bonplandiana ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara brasiliana ''Anadara brasiliana'', common name the incongruous ark clam, is a saltwater clam in the family Arcidae, the ark shells. This species is found along the Atlantic coast of North America, from North Carolina to Brazil Brazil ( pt, Brasil; ) ...

'' (

, 1819) - incongruous ark * ''

Anadara broughtonii Anadara broughtonii is a species of Ark clam. The species was described by Shrenck in 1867. Originally belonging to the genus ''Scapharca'', the genus has merged with ''Anadara'' now. Adult blood clams can reach a shell length of 100 mm and are ...

'' ( Schrenck, 1867) * ''

Anadara camerunensis ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara cepoides ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million ye ...

'' * '' Anadara chemnitzii'' (

Philippi Philippi (; grc-gre, Φίλιπποι, ''Philippoi'') was a major Greek city northwest of the nearby island, Thasos. Its original name was Crenides ( grc-gre, Κρηνῖδες, ''Krenides'' "Fountains") after its establishment by Thasian colon ...

, 1851) - Chemnitz ark, triangular ark * ''

Anadara cistula ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * ''

Anadara compacta ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * '' Anadara concinna'' (Sowerby, 1833) * '' Anadara consociata'' * ''

Anadara corbuloides ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara cornea ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * '' Anadara corrugata'' * ''

Anadara crassicostata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara craticulata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million yea ...

'' * ''

Anadara crebricostata ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * ''

Anadara cymbaeformis ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * † ''

Anadara diluvii ''Anadara diluvii'' is an extinct species of saltwater bivalves, ark clams, in the family Arcidae. Description Shells of ''Anadara diluvii'' can reach a size of . The two valves are symmetrical to each other, but the sides are asymmetrical. T ...

'' (

, 1805) * '' Anadara disparilis'' * ''

Anadara eborensis ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * '' Anadara ehrenbergi'' * ''

Anadara emarginata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * '' Anadara esmeralda'' * ''

Anadara ferruginea ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara formosa ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million ye ...

'' * ''

Anadara fultoni ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million yea ...

'' * ''

Anadara geissei ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * ''

Anadara gibbosa ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million ye ...

'' * '' Anadara globosa'' * '' Anadara guangdongensis'' * '' Anadara gubernaculum'' * ''

Anadara hankeyana ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara hemidesmos ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara hyphalopilema ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million ye ...

'' * ''

Anadara inaequivalvis ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million y ...

'' * ''

Anadara indica ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * ''

Anadara jousseaumei ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million yea ...

'' * ''

Anadara jurata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara kagoshimensis ''Anadara kagoshimensis'' is an ark clam in the family Arcidae. It can be found in shallow water in temperate parts of the west Pacific Ocean and is cultivated in China, Japan, and Korea for human consumption. It is known as maohan in China and ...

'' * '' Anadara kikaizimana'' * ''

Anadara labiosa ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * '' Anadara lienosa'' (

Say Say may refer to: Music *''Say'' (album), 2008 album by J-pop singer Misono * "Say" (John Mayer song), 2007 *"Say (All I Need)", 2007 song by American pop rock band OneRepublic * "Say" (Method Man song), 2006 single by rapper Method Man * "Say" ( ...

, 1832) * ''

Anadara lirata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara livingstonei ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million yea ...

'' * ''

Anadara mazatlanica ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara muii ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara natalensis ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara notabilis ''Anadara notabilis'', or the Eared ark clam, is a clam in the family Arcidae. It can be found in Caribbean waters, ranging from Florida to Bermuda and Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portugues ...

'' ( Röding, 1798) - eared ark * '' Anadara nugax'' * ''

Anadara nux ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' (Sowerby, 1833) * ''

Anadara obesa ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara occlusa ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * '' Anadara oceanica'' * '' Anadara passa'' * '' Anadara perlabiata'' * '' Anadara pilula'' * ''

Anadara pumila ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * '' Anadara pygmaea'' * '' Anadara reinharti'' * '' Anadara rhomboidalis'' * ''

Anadara rotundicostata ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * ''

Anadara rufescens ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara rugifera ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million ye ...

'' * ''

Anadara sabinae ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara satowi ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' (Dunker, 1882) * ''

Anadara secernenda ''Anadara secernenda'', also known as baughman ark or skewed arkis is a saltwater clam in the family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other re ...

'' - Baughman ark, skewed ark * '' Anadara secticostata'' Reeve, 1844 * ''

Anadara senegalensis ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million yea ...

'' * ''

Anadara setigericosta ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million ye ...

'' * ''

Anadara similis ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million y ...

'' - ark cockle or mangrove cockle''Anadara similis''
World Register of Marine Species, 2012-07-12. * '' Anadara speciosa'' * ''

Anadara subglobosa ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara subgranosa ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * '' Anadara subrubra'' * ''

Anadara tosaensis ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara transversa ''Anadara transversa'', or the Transverse ark clam, is a clam in the family Arcidae. It can be found along the Atlantic coast of North America, ranging from Massachusetts to Texas, including the West Indies The West Indies is a subregion ...

'' (

, 1822) - transverse ark * ''

Anadara trapezia '' Anadara trapezia'', the Sydney cockle (NSW), or ark cockle (Queensland), is an estuarine filter-feeding bivalve. Its calcareous, heavily ribbed shell can grow to approximately 7 to 8 cm across. Its current range is along the east coast ...

'' ( Deshayes, 1839) * ''

Anadara tricenicosta ''Anadara'' is a genus of seawater, saltwater bivalves, ark clams, in the family (biology), family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range ...

'' * '' Anadara troscheli'' * ''

Anadara tuberculosa ''Anadara tuberculosa'' is a species of bivalves belonging to the family Arcidae. The species is found in the Americas, with its distribution ranging from Mexico to Peru. It lives in mangrove A mangrove is a shrub or tree that grows in coa ...

'' (G. B. Sowerby I, 1833) - pustulose ark * ''

Anadara uropigimelana ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara valentichscotti ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

'' * ''

Anadara vellicata ''Anadara'' is a genus of saltwater bivalves, ark clams, in the family Arcidae. It is also called ''Scapharca''. This genus is known in the fossil record from the Cretaceous period to the Quaternary period (age range: 140.2 to 0.0 million year ...

References

External links

* * Powell A W B, ''New Zealand Mollusca'', William Collins Publishers Ltd, Auckland, New Zealand 1979 Bivalve genera Taxa named by John Edward Gray {{Arcidae-stub