• Aahithis erraticus (Schallreuter, 1985) †: deposit feeder
• Aahithis vanspronsenae Schallreuter, 1988 †: deposit feeder
• Aaleniella (Aaleniella) compressa Plumhoff, 1963 †: deposit feeder
• Aaleniella (Danocythere) gracilis Christensen & Kilenyi, 1970 †: deposit feeder
• Aaleniella (Danocythere) inornata (Kilenyi, 1969) †: deposit feeder
• Aaleniella cuneata Wakefield, 1994 †: deposit feeder
• Aaleniella franzi Tesakova, E. M. †: deposit feeder
• Aaleniella reticulata Knitter, 1983 †: deposit feeder
• Aaleniella umbriensis M. A. Conti & J. C. Fischer, 1981 †: deposit feeder
• Aaleniella variata M. A. Conti & J. C. Fischer, 1981 †: deposit feeder
• Aaleniella volganica Tesakova, E. M. †: deposit feeder
• Abatus (Pseudabatus) nimrodi (Koehler, 1911): deposit feeder
• Abatus agassizii Mortensen, 1910: deposit feeder
• Abatus beatriceae (Larrain, 1986): deposit feeder
• Abatus cavernosus (Philippi, 1845): deposit feeder
• Abatus cordatus (Verrill, 1876): deposit feeder
• Abatus curvidens Mortensen, 1936: deposit feeder
• Abatus ingens Koehler, 1926: deposit feeder
• Abatus kieri McKinney, McNamara & Wiedman, 1988 †: deposit feeder
• Abatus koehleri (Thiéry, 1909): deposit feeder
• Abatus philippii Lovén, 1871: deposit feeder
• Abatus shackletoni Koehler, 1911: deposit feeder
• Abditacythere subterranea Hartmann, 1964: deposit feeder
• Abditoloculina filaloculina Tillman & Murphy, 1978 †: deposit feeder
• Aberroconcha plicata Adamczak, 1961 †: deposit feeder
• Abeskunus brusinianus (Clessin & W. Dybowski, 1887): deposit feeder
• Abeskunus depressispira (Logvinenko & Starobogatov, 1969): deposit feeder
• Abeskunus exiguus (Eichwald, 1838): deposit feeder
• Aboilia blessi Becker & Adamczak, 1993 †: deposit feeder
• Abortivelum truncatum Berdan & Copeland, 1973 †: deposit feeder
• Abra aegyptiaca P. G. Oliver & Zuschin, 2000: deposit feeder
• Abra aequalis (Say, 1822): deposit feeder
• Abra affinis E. A. Smith, 1899: deposit feeder
• Abra africana Bartsch, 1915: deposit feeder
• Abra alba (W. Wood, 1802): deposit feeder
• Abra americana A. E. Verrill & K. J. Bush, 1898: deposit feeder
• Abra bosqueti (O. Semper, 1861) †: deposit feeder
• Abra braziliensis (E. A. Smith, 1885): deposit feeder
• Abra californica Knudsen, 1970: deposit feeder
• Abra chuni (Jaeckel & Thiele, 1931): deposit feeder
• Abra cistula (Melvill, 1907): deposit feeder
• Abra colchica Paramonova, 1993 †: deposit feeder
• Abra convexior E. A. Smith, 1895: deposit feeder
• Abra cytheraeformis Cossmann & Peyrot, 1909 †: deposit feeder
• Abra deltoidea (Deshayes, 1857) †: deposit feeder
• Abra demosia (Dautzenberg & H. Fischer, 1906): deposit feeder
• Abra depressa (Deshayes, 1857) †: deposit feeder
• Abra deshayesi (Bosquet, 1864) †: deposit feeder
• Abra difficilis (Deshayes, 1857) †: deposit feeder
• Abra elata Nicklès, 1955: deposit feeder
• Abra exigua (H. Adams, 1862): deposit feeder
• Abra exilis (Deshayes, 1857) †: deposit feeder
• Abra fragillima (Issel, 1869): deposit feeder
• Abra fragosa (Marwick, 1931) †: deposit feeder
• Abra fujitai T. Habe, 1958: deposit feeder
• Abra grimaldii (Dautzenberg & H. Fischer, 1906): deposit feeder
• Abra inanis Prashad, 1932: deposit feeder
• Abra infans (E. A. Smith, 1885): deposit feeder
• Abra inflata (Laws, 1939) †: deposit feeder
• Abra intesi Cosel, 1995: deposit feeder
• Abra jarli Nicklès, 1955: deposit feeder
• Abra kinoshitai (Kuroda & T. Habe, 1958): deposit feeder
• Abra kyurokusimana (Nomura & Hatai, 1940): deposit feeder
• Abra lamberti (Deshayes, 1857) †: deposit feeder
• Abra lecointrei Nicklès, 1955: deposit feeder
• Abra lioica (Dall, 1881): deposit feeder
• Abra longicallus (Scacchi, 1835): deposit feeder
• Abra longidentata M. Huber, 2015: deposit feeder
• Abra lunella (A. Gould, 1861): deposit feeder
• Abra macrodonta (Deshayes, 1857) †: deposit feeder
• Abra marshalli (H. J. Finlay, 1927) †: deposit feeder
• Abra media (Deshayes, 1857) †: deposit feeder
• Abra nitida (O. F. Müller, 1776): deposit feeder
• Abra obtusa (Deshayes, 1857) †: deposit feeder
• Abra palmeri Dall, 1915: deposit feeder
• Abra parabilis (Zhizhchenko, 1934) †: deposit feeder
• Abra philippinensis (E. A. Smith, 1885): deposit feeder
• Abra pilsbryi (Dautzenberg, 1912): deposit feeder
• Abra pini Cosel, 1995: deposit feeder
• Abra prismatica (Montagu, 1808): deposit feeder
• Abra profundorum (E. A. Smith, 1885): deposit feeder
• Abra pusilla (Lamarck, 1806) †: deposit feeder
• Abra recluzii (Deshayes, 1857) †: deposit feeder
• Abra reflexa (Eichwald, 1830) †: deposit feeder
• Abra regularis (E. A. Smith, 1885): deposit feeder
• Abra salamensis (Jaeckel & Thiele, 1931): deposit feeder
• Abra scarlatoi (Kamenev, 2004): deposit feeder
• Abra scotti M. Huber, 2010: deposit feeder
• Abra segmentum (Récluz, 1843): deposit feeder
• Abra seurati (E. Lamy, 1906): deposit feeder
• Abra siberutensis (Thiele, 1931): deposit feeder
• Abra sibogai Prashad, 1932: deposit feeder
• Abra soyoae T. Habe, 1958: deposit feeder
• Abra striatula (Deshayes, 1857) †: deposit feeder
• Abra suessoniensis (Deshayes, 1857) †: deposit feeder
• Abra tellinoides (Sinzow, 1884) †: deposit feeder
• Abra tenuis (Montagu, 1803): deposit feeder
• Abra tepocana Dall, 1915: deposit feeder
• Abra truncata Hedley, 1906: deposit feeder
• Abra uruguayensis (Pilsbry, 1897): deposit feeder