• Abyssochrysos bicinctus Bouchet, 1991
• Abyssochrysos bituminifer (C. W. Cooke, 1919) †
• Abyssochrysos brasilianus Bouchet, 1991
• Abyssochrysos costatus (C. W. Cooke, 1919) †
• Abyssochrysos eburneus (Locard, 1897)
• Abyssochrysos giganteum Kiel, K. A. Campbell, W. P. Elder & C. Little, 2008 † accepted as Ascheria gigantea (Kiel, K. A. Campbell, W. P. Elder & C. Little, 2008) †
• Abyssochrysos melanioides Tomlin, 1927
• Abyssochrysos melvilli (Schepman, 1909)
• Abyssochrysos quasilissus Simone, 2024
• Abyssochrysos raui Goedert & Kaler, 1996 † accepted as Humptulipsia raui (Goedert & Kaler, 1996) †
• Abyssochrysos xouthos Killeen & P. G. Oliver, 2000
• Abyssomelania campbellae Kaim, R. G. Jenkins, Tanabe & Kiel, 2014 †
• Abyssomelania cramptoni Kaim, R. G. Jenkins, Tanabe & Kiel, 2014 †
• Aciculiscala acuta Sohl, 1963 †
• Aciculiscala coffea Dockery, 1993 †
• Acirsa (Acirsella) quadristriata (R. A. Philippi, 1841) † represented as Acirsa quadristriata (R. A. Philippi, 1841) †
• Acirsa (Hemiacirsa) drevermanni Cossmann, 1912 † accepted as Hemiacirsa drevermanni (Cossmann, 1912) †
• Acirsa (Plesioacirsa) gravida Sohl, 1964 † accepted as Acirsa gravida Sohl, 1964 †
• Acirsa aersispira (Stilwell & Zinsmeister, 1992) †
• Acirsa amara Kilburn, 1985
• Acirsa antarctica (E. A. Smith, 1907)
• Acirsa antarctodelicata (Stilwell & Zinsmeister, 1992) †
• Acirsa auversiensis (Deshayes, 1861) †
• Acirsa awamoaensis (P. Marshall & Murdoch, 1921) †
• Acirsa bezanconi (de Boury, 1883) †
• Acirsa borealis (Lyell, 1841)
• Acirsa canicularis (Lamarck, 1804) †
• Acirsa cerralvoensis (DuShane, 1970)
• Acirsa coarctata (Jeffreys, 1884)
• Acirsa cooki (Stilwell & Zinsmeister, 1992) †
• Acirsa cookiana (Dell, 1956)
• Acirsa corrugata Wade, 1917 † (uncertain > unassessed)
• Acirsa culmosa Sohl, 1964 †
• Acirsa cylindracea Fenaux, 1937 †
• Acirsa erasa (Deshayes, 1861) †
• Acirsa funiculosa Cossmann, 1888 †
• Acirsa fusiformis Harzhauser & Landau, 2025 †
• Acirsa gracilis Fenaux, 1938 † (accepted > unreplaced junior homonym)
• Acirsa gravida Sohl, 1964 †
• Acirsa koskeridouae Harzhauser & Landau, 2025 †
• Acirsa lampra (Tate, 1890) †
• Acirsa lanceolata (Brocchi, 1814) †
• Acirsa lhommei de Boury, 1913 †
• Acirsa martensi (de Boury, 1913)
• Acirsa mcleani Sirenko, 2009
• Acirsa microstriata Wade, 1917 † (uncertain > unassessed)
• Acirsa miopedemontana Sacco, 1891 †
• Acirsa mioplicatula Kautsky, 1925 †
• Acirsa morsei (Yokoyama, 1926)
• Acirsa murrha (DuShane, 1970)
• Acirsa oamarutica (Suter, 1917) †
• Acirsa ochotensis (Middendorff, 1849)
• Acirsa pacifica (Wilckens, 1922) †
• Acirsa penepolaris (S. V. Wood, 1872) †
• Acirsa plana Csepreghy-Meznerics, 1950 †
• Acirsa polynema (Tate, 1890) †
• Acirsa pratoma (Dall, 1919)
• Acirsa primaeva de Boury, 1887 †
• Acirsa prisca (Suter, 1917) †
• Acirsa quadristriata (R. A. Philippi, 1841) †
• Acirsa sceauxsensis Landau, Ceulemans & Van Dingenen, 2018 †
• Acirsa semicorrugata Chirli, 2009 †
• Acirsa striatula (Deshayes, 1832) †
• Acirsa subdecussata (Cantraine, 1835)
• Acirsa subnodulosa (P. A. Maxwell, 1988) †
• Acirsa subplicata (Deshayes, 1861) †
• Acirsa subtenuistriata (A. d'Orbigny, 1850) †
• Acirsa symphylla (E. von Martens, 1878)
• Acirsa transversaria (Deshayes, 1861) †
• Acirsa turriculata Fenaux, 1937 †
• Acirsa vetusta (P. A. Maxwell, 1992) †
• Acirsa woodburnei (Stilwell & Zinsmeister, 1992) †
• Aclophora albozonata Laseron, 1958
• Aclophora alveata Laseron, 1958
• Aclophora axialis Laseron, 1958
• Aclophora cancellata Laseron, 1958
• Aclophora hedleyi B. A. Marshall, 1983
• Aclophora islandica Laseron, 1958
• Aclophora kerslakei Laseron, 1958
• Aclophora linearis Laseron, 1958
• Aclophora robusta Laseron, 1958
• Aclophora sagei Rolán & Fernández-Garcés, 1995
• Aclophora tropica Laseron, 1958
• Aclophora xystica (Jousseaume, 1884)
• Aclophoropsis festiva (A. Adams, 1854)
• Aclophoropsis maculosa (Hedley, 1903)
• Aclophoropsis mcmichaeli (Kosuge, 1962)
• Aclophoropsis univitta (Laseron, 1954)
• Acrilla acuminata (G. B. Sowerby II, 1844)
• Acrilla affinis (Deshayes, 1861) †
• Acrilla crebrilamellata (Tate, 1890) †
• Acrilla cuisensis (de Boury, 1887) †
• Acrilla cylindracea (Tate, 1890) †
• Acrilla decussata (Lamarck, 1804) † accepted as Amaea decussata (Lamarck, 1804) †
• Acrilla deslongchampsi (de Raincourt & Munier-Chalmas, 1863) †
• Acrilla dolicha (Tate, 1892) †
• Acrilla escharoides (Tate, 1890) †
• Acrilla essomiensis (de Boury, 1887) †
• Acrilla fayellensis (de Boury, 1887) †
• Acrilla gallica (de Boury, 1887) †