• Abbottella bompardopolensis (Bartsch, 1946) accepted as Rolleia bombardopolensis (Bartsch, 1946)
• Abbottella crataegus Watters, 2016
• Abbottella domingoensis Bartsch, 1946
• Abbottella haitensis Bartsch, 1946
• Abbottella moreletiana (Crosse, 1873)
• Abbottella moreletiana kriegeri Bartsch, 1946
• Abbottella moreletiana moreletiana (Crosse, 1873)
• Abbottipoma abbotti (Bartsch, 1946)
• Abbottipoma crossei (Pilsbry, 1933)
• Abbottipoma gabbi (Crosse, 1873)
• Abeskunus brusinianus (Clessin & W. Dybowski, 1887)
• Abeskunus depressispira (Logvinenko & Starobogatov, 1969)
• Abeskunus exiguus (Eichwald, 1838)
• Abyssoaclis alagoensis J. Barros, Mello, F. Barros, S. Lima, Santos, Cabral & Padovan, 2003
• Acanthoxenophora sinuosa Perrilliat & Vega, 2001 †
• Achaiohydrobia corrosa (Glöer & Hirschfelder, 2020)
• Achaiohydrobia moreana Hofman & Grego, 2021 accepted as Achaiohydrobia corrosa (Glöer & Hirschfelder, 2020)
• Acliceratia beddomei (Dautzenberg, 1912)
• Acliceratia carinata (E. A. Smith, 1872)
• Aclis (Amblyspira) bartschiana Pilsbry & C. W. Johnson, 1917 † (uncertain > unassessed)
• Aclis (Amblyspira) teres Guppy, 1896 † (uncertain > unassessed)
• Aclis (Graphis) bouryi Cossmann, 1888 † accepted as Graphis bouryi (Cossmann, 1888) †
• Aclis (Graphis) danica Ravn, 1933 † accepted as Graphis danica (Ravn, 1933) †
• Aclis (Graphis) densestriata Ravn, 1939 † accepted as Graphis densestriata (Ravn, 1939) †
• Aclis (Stilbe) proneglecta R. Janssen, 1978 † accepted as Cima proneglecta (R. Janssen, 1978) †
• Aclis acuminata Guppy, 1896 † (uncertain > unassessed)
• Aclis angulata E. A. Smith, 1890 (accepted > unreplaced junior homonym)
• Aclis angulifera (Yokoyama, 1922)
• Aclis ascaris (W. Turton, 1819)
• Aclis attenuans Jeffreys, 1883
• Aclis aurisparva Bertolaso & Garilli, 2009 †
• Aclis bartolomeae Tabanelli, 1997 †
• Aclis bicincta G. Seguenza, 1880 †
• Aclis bitaeniata G. B. Sowerby III, 1903
• Aclis brugnoniana De Stefani & Pantanelli, 1879 †
• Aclis calotropis Melvill & Standen, 1901
• Aclis canaliculata (E. A. Smith, 1890)
• Aclis cellinii Chirli, 2009 †
• Aclis conula Dall, 1927
• Aclis corniculata L. Souza, Araújo & Pimenta, 2024
• Aclis cubana Bartsch, 1911 accepted as Graphis cubana (Bartsch, 1911)
• Aclis didyma E. A. Smith, 1890
• Aclis discreta Fenaux, 1938 † accepted as Graphis discreta (Fenaux, 1938) †
• Aclis enilda Melvill & Standen, 1901
• Aclis eoa Melvill, 1896
• Aclis eolis Bartsch, 1947
• Aclis exaereta Melvill, 1898 (uncertain > unassessed)
• Aclis expansa (A. W. B. Powell, 1930)
• Aclis floridana Bartsch, 1911
• Aclis gittenbergeri (K. M. De Jong & Coomans, 1988)
• Aclis gulsonae (W. Clark, 1850)
• Aclis guttula Rindone, 1990 †
• Aclis helecteroides Guppy, 1867 † (uncertain > unassessed)
• Aclis hendersoni Dall, 1927
• Aclis immaculata Dall, 1927 accepted as Fusceulima immaculata (Dall, 1927)
• Aclis insolita Lozouet, 2015 †
• Aclis kanela Absalão, 2009
• Aclis latior G. Seguenza, 1876 †
• Aclis limata Dall, 1927 accepted as Melanella limata (Dall, 1927)
• Aclis loveniana A. Adams, 1861
• Aclis macrostoma J. Barros, S. Lima & Francisco, 2007
• Aclis maestratii Poppe & Tagaro, 2016
• Aclis maoria A. W. B. Powell, 1937
• Aclis marguerita (Bartsch, 1947)
• Aclis microsculpta Gabb, 1881 †
• Aclis minor (T. Brown, 1827)
• Aclis minuta R. P. Stevens, 1858 † (uncertain > unassessed)
• Aclis occidentalis (Hemphill, 1894) accepted as Murchisonella occidentalis (Hemphill, 1894)
• Aclis penetrans Sosso, 1999 †
• Aclis planostoma (F. W. Hutton, 1885) †
• Aclis polita Gabb, 1873 † accepted as Odostomia santodomingensis Pilsbry & C. W. Johnson, 1917 †
• Aclis proascaris Sacco, 1891 †
• Aclis protracta Thiele, 1925
• Aclis pseudopareora A. W. B. Powell, 1940
• Aclis pulchra L. Souza, Araújo & Pimenta, 2024
• Aclis pyramida Dall, 1927
• Aclis rhyssa Dall, 1927 accepted as Graphis rhyssa (Dall, 1927)
• Aclis robusta R. P. Stevens, 1858 † (uncertain > unassessed)
• Aclis rushi Bartsch, 1911
• Aclis sansibarica Thiele, 1925
• Aclis sarissa R. B. Watson, 1881
• Aclis sarsi Dautzenberg & H. Fischer, 1912
• Aclis scalaris G. Seguenza, 1876 †
• Aclis shepardiana (Dall, 1919)
• Aclis siberutensis Thiele, 1925
• Aclis simillima E. A. Smith, 1890 accepted as Ebala simillima (E. A. Smith, 1890)
• Aclis stilifer Dall, 1927
• Aclis subcarinata (Murdoch & Suter, 1906)
• Aclis sulcata A. Adams, 1860 (uncertain > unassessed)
• Aclis talaverai Brunetti & Cresti, 2018
• Aclis tenuis A. E. Verrill, 1882
• Aclis terebra (A. W. B. Powell, 1930)
• Aclis thesauraria Melvill, 1904 (uncertain > unassessed)
• Aclis torta Thiele, 1925
• Aclis trilineata R. B. Watson, 1897
• Aclis trilirata O. Boettger, 1902 † (uncertain > unassessed)
• Aclis tumens P. P. Carpenter, 1857
• Aclis turella Fenaux, 1938 † accepted as Bouryiscala turella (Fenaux, 1938) †
• Aclis umbilicaris G. Seguenza, 1876 †
• Aclis verrilli Bartsch, 1911