Abra (bivalve)
Abra is a genus of saltwater clams, marine bivalve mollusks in the family Semelidae. Members of this genus are mostly under 1.5 centimeters long, and have thin shells which are usually white. These bivalves normally live under the surface of sandy and muddy sediments, in the neritic zone.
They are considered an important food source for flat fish.
Species
Species within the genus Abra include:Abra aegyptiaca P. G. Oliver & Zuschin, 2000- Abra aequalis Abra affinis E. A. Smith, 1899Abra africana Bartsch, 1915
- Abra alba Abra braziliensis
- Abra californica Kundsen, 1970Abra chuni Abra cistula Abra convexior E. A. Smith, 1895
- † Abra cytheraeformis Cossmann & Peyrot, 1909
- † Abra deltoidea Abra demosia
- † Abra depressa
- † Abra deshayesi
- † Abra difficilis Abra elata Nicklès, 1955Abra exigua
- † Abra exilis Abra fragillima
- † Abra fragosa Abra fujitai Habe, 1958Abra grimaldii Abra inanis Prashad, 1932Abra infans
- † Abra inflata Abra intesi Cosel, 1995Abra jarli Nicklès, 1955Abra kinoshitai Abra kyurokusimana
- † Abra lamberti Abra lecointrei Nicklès, 1955
- Abra lioica
- Abra longicallus Sacchi, 1836Abra longidentata M. Huber, 2015Abra lunella
- † Abra macrodonta †
- † Abra marshalli †
- † Abra media Abra nitida
- † Abra obtusa Abra pacifica Dall, 1915: synonym of Cumingia pacifica Abra palmeri Dall, 1915Abra philippinensis Abra pilsbryi Abra pini Cosel, 1995Abra prismatica Abra profundorum E. A. Smith, 1885
- † Abra pusilla
- † Abra recluzii
- † Abra reflexa Abra regularis Abra salamensis Abra scarlatoi Abra scotti M. Huber, 2010
- † Abra scythica
- Abra segmentum Abra seurati Abra siberutensis Abra sibogai Prashad, 1932Abra soyoae Habe, 1958
- † Abra striatula
- † Abra suessoniensis Abra tenuis Abra tepocana Dall, 1915Abra truncata Hedley, 1906Abra uruguayensis
- † Abra vouastensis Périer, 1941 Abra weberi Prashad, 1932
Synonyms
Abra bella Conrad, 1875: synonym of Semele bellastriata Abra brasiliana : synonym of Abra braziliensis Abra cadabra Eames & Wilkins, 1957: synonym of Theora mesopotamica Abra fragilis Risso, 1826: synonym of Abra prismatica Abra intermedia : synonym of Abra nitida Abra isosceles : synonym of Semele isosceles Hedley, 1909Abra kanamarui Kuroda, 1951: synonym of Abra lunella Abra kraemmeri Nicklès, 1955: synonym of Abra pilsbryi Abra kurodai Habe, 1961: synonym of Abra fujitai Habe, 1958 Abra lactea : synonym of Iacra seychellarum Abra longicallis : synonym of Abra longicallus Abra maxima : synonym of Abra philippinensis Abra milaschevichi Nevesskaja, 1963: synonym of Abra prismatica Abra nuculiformis Conrad, 1867: synonym of Abra aequalis Abra ovata : synonym of Abra segmentum Abra pacifica Dall, 1915: synonym of Cumingia pacifica- † Abra patagonica Ihering, 1907: synonym of Abra uruguayensis Abra petiti : synonym of Iacra petiti Dautzenberg, 1923Abra renieri : synonym of Abra alba Abra segmentina H. Adams & A. Adams, 1856: synonym of Abra segmentum Abra seychellarum : synonym of Iacra seychellarum Abra sinica F.-S. Xu, 1996: synonym of Moerella jedoensis : synonym of Moerella hilaris Abra skinoshitai : synonym of Abra kinoshitai Abra trotteriana : synonym of ''Iacra trotteriana''