Paropeas achatinaceum (L. Pfeiffer, 1846) Japan, Chiba
Obeliscus acicularis C.G. Aguayo & M.L. Jaume,1957 Cuba
Prosopeas acutissimum (A. Mousson, 1857) Indonesia, West Java30 mm
Opeas adamsi H.A. Pilsbry, 1906 Panama
Nothapalus adelus M. Connolly, 1923
Riebeckia adonensis (H.H. Godwin-Austen,1881) Yemen, Socotra23 mm
Obeliscus agassizi H.A. Pilsbry, 1906 Brazil, Paraíba29 mm
Homorus alberti H.A. Pilsbry, 1919 Congo
Cryptelasmus alcaldei M.L. Jaume& Sánchez De Fuentes, 1943 Cuba
Chryserpes amabilis H.A. Pilsbry, 1906 Colombia24,2 mm
Stenogyra amazonica (H.A. Pilsbry, 1906) Brazil
Lamellaxis ambiguus (E.C. Von Martens, 1898) Costa Rica
Curvella amicitiae A.C. van Bruggen, 1968 South Africa, Zululand
Homorus amputatus H.A. Pilsbry, 1919 Congo
Prosopeas anceyi H.A. Pilsbry, 1906 Vietnam, Tonkin13 mm
Obeliscus angustatus (J. Gundlach, 1856) Cuba
Subulina angustior W.L.H. Dohrn Zaire15,3 mm
Leptinaria anomala (L. Pfeiffer, 1846)
Oreohomorus apio T. Wronski & B. Hausdorf,2009 Uganda
Subuliniscus arambourgi J. Germain Kenya
Bocageia aratispira H.A. Pilsbry, 1905 Liberia
Opeas arctispirale (P.V. Gredler, 1887) HuNan, China30 mm
Prosopeas argentea J. Henderson, 1898
Riebeckia arguta (E.C. Von Martens, 1881) Yemen, Socotra Island22,61 mm
Leptopeas argutus (H.A. Pilsbry, 1906) Veracruz, Mexico
Synapterpes auratus (L. Pfeiffer, 1852) Ecuador16 mm
Subulina avakubiensis H.A. Pilsbry, 1919 Congo
Curvella babaulti J. Germain, 1923 Uganda
Obeliscus bacillus (L. Pfeiffer, 1861) Cuba
Rhodea barcrofti H.A. Pilsbry, 1958 Colombia
Obeliscus basilissa C.G. Aguayo & M.L. Jaume,1954 Cuba
Curvella bathyraphe H.A. Pilsbry& T.D.A. Cockerell, 1933
Curvella bathytoma H.A. Pilsbry, 1919 Congo
Stenogyra beckeri H.C. Fulton, 1907 South Africa
Beckianum beckianum (L. Pfeiffer, 1846) Bolivia, Cochabamba