Strumosa abanti (R.A.M. Brandt, 1961) Turkey17,3 mm
Oospira abbreviata (E.C. Von Martens, 1867) Indonesia, Sumatra23,5 mm
Hemiphaedusa abei J.T. Kuroda, 1980 Japan
Agathylla abrupta (H.C. Küster, 1845) Yugoslavia11,2 mm
Formosana abscedens Hunyadi & Szekeres, 2016
Oospira abstrusa (M. Szekeres, 1970) Vietnam, Tonkin
Sericata abyssoclista (O. Böttger, 1883) Greece, Peloponnesus
Oospira acehensis B. Dharma & M. Szekeres,2009 Indonesia, Aceh Province
Euxina achrafensis H. Nordsieck, 1995 Iran15,4 mm
Nannophaedusa acicula H. Nordsieck, 2012
Lindholmiella aciculata (A.R.J.B. Bavay& P. Dautzenberg, 1909) Vietnam, Phong-To17,4 mm
Synprosphyma acrostoma (A.R.J.B. Bavay& P. Dautzenberg, 1909) Vietnam, Nah Trang22,3 mm
Euphaedusa aculus (W.H. Benson, 1842) Jiujiang, Jiangxi, China
Euphaedusa aculus fulvella P.M. Heude, 1882 Huangzhou, Hubei Province, China14,3 mm
Euphaedusa aculus gracilis T.C. Yen, 1939 Huangzhou, Hubei Province, China19,8 mm
Euphaedusa aculus labio P.V. Gredler, 1878 Wuhan, Hubei province, China16,2 mm
Euphaedusa aculus moellendorffi (E.C. Von Martens, 1874) Tiankeng, Guangxi Province, China22,1 mm
Euphaedusa aculus nankingensis P.M. Heude, 1882 China, Hubei Province16,2 mm
Euphaedusa aculus orphanuli (P.M. Heude, 1882) China, Jiangxi province, Jiujiang15,6 mm
Euphaedusa aculus papillacea P.V. Gredler, 1884 Tiankeng, Guangxi Province, China20,6 mm
Euphaedusa aculus shanghaiensis (L. Pfeiffer, 1852) China, Shanghai, Songjiang17,3 mm
Mucronaria acuminata (A. Mousson, 1876) Russia, Georgia
Symptychiella acuminata H. Nordsieck, 2010 Peru, San Martin
Columbinia adamsiana (L. Pfeiffer, 1860) Peru
Euphaedusa adaucta P.V. Gredler, 1889 China, Anhui province, Jiuhua Mountain31,2 mm
Stereophaedusa addisoni (H.A. Pilsbry, 1901) Japan, Kagoshima15 mm
Stereophaedusa addisoni habei J.T. Kuroda, 1963 Japan15 mm
Medora adensameri H. Nordsieck, 2009 Croatia
Miranenia admirabilis (F.E. Loosjes& F.E. Loosjes, 1989)
Albinaria adrianae E. Gittenberger, 1979 Greece14 mm
Isabellaria adriani (E. Gittenberger, 1987) Greece, Peloponnesus
Tyrannozaptyx adulta F. Käufel, 1930 Okinawa
Incaglaia adusta (O. Böttger, 1880) Peru18 mm
Incaglaia adusta callistoglypta (H.A. Pilsbry, 1949) Peru, Huancavelica
Incaglaia adusta olssoni (H.A. Pilsbry, 1949) Peru16 mm