• Montacuta (Mysella) Angas, 1877 accepted as Mysella Angas, 1877
• Montacuta (Mysella) sibogai Prashad, 1932 accepted as Montacuta sibogai Prashad, 1932 accepted as Koreamya sibogai (Prashad, 1932)
• Mysella Angas, 1877
• Mysella (Montacutona) G. Yamamoto & T. Habe, 1959 accepted as Montacutona G. Yamamoto & T. Habe, 1959
• Mysella (Pythinella) Dall, 1899 accepted as Pythinella Dall, 1899
• Mysella (Rochefortia) Vélain, 1877 accepted as Mysella Angas, 1877
• Mysella (Rochefortia) molinae Ramorino, 1968 accepted as Malvinasia molinae (Ramorino, 1968)
• Mysella aleutica Dall, 1899 accepted as Kurtiella tumida (P. P. Carpenter, 1864)
• Mysella alpha A. W. B. Powell, 1937
• Mysella angasiana (Tate, 1887)
• Mysella anomala Angas, 1877 accepted as Mysella concentrica (A. Gould, 1861)
• Mysella antarctica (E. A. Smith, 1907)
• Mysella apudalpha Laws, 1944 †
• Mysella arthuri (J. E. Cooper & Preston, 1910) accepted as Malvinasia arthuri J. E. Cooper & Preston, 1910
• Mysella attenuata Dell, 1956 accepted as Cyamiomactra problematica F. Bernard, 1897
• Mysella aupouria A. W. B. Powell, 1937 accepted as Grippina aupouria (A. W. B. Powell, 1937)
• Mysella australis (Vélain, 1877)
• Mysella barbadensis Dall, 1899 accepted as Kurtiella barbadensis (Dall, 1899)
• Mysella beta A. W. B. Powell, 1937
• Mysella bidentata (Montagu, 1803) accepted as Kurtiella bidentata (Montagu, 1803)
• Mysella bidentata knudseni Rosso, 1976 (unaccepted > nomen nudum)
• Mysella bidentifera A. W. B. Powell, 1933 accepted as Borniola bidentifera (A. W. B. Powell, 1933)
• Mysella bladensis J. A. Gardner, 1943
• Mysella cahuelmensis Güller & Zelaya, 2012 accepted as Gullerina cahuelmensis (Güller & Zelaya, 2012)
• Mysella casta (A. E. Verrill & K. J. Bush, 1898) accepted as Kurtiella casta (A. E. Verrill & K. J. Bush, 1898)
• Mysella charcoti (E. Lamy, 1906) accepted as Altenaeum charcoti (E. Lamy, 1906)
• Mysella clementina (P. P. Carpenter, 1857) accepted as Thracia curta Conrad, 1837
• Mysella coani (Valentich-Scott, 1998) accepted as Kurtiella coani (Valentich-Scott, 1998)
• Mysella compacta (A. A. Gould, 1861) accepted as Montacutona compacta (A. Gould, 1861)
• Mysella compressa (Dall, 1913) accepted as Kurtiella compressa (Dall, 1913)
• Mysella concentrica (A. Gould, 1861)
• Mysella convexa (A. Gould, 1861) accepted as Montacutona convexa (A. Gould, 1861)
• Mysella coquimbensis (Hanley, 1857) accepted as Kurtiella coquimbensis (Hanley, 1857)
• Mysella cretacea Laseron, 1956
• Mysella cuneata (A. E. Verrill & K. J. Bush, 1898) accepted as Pythinella cuneata (A. E. Verrill & K. J. Bush, 1898)
• Mysella dawsoni (Jeffreys, 1864) accepted as Altenaeum dawsoni (Jeffreys, 1864)
• Mysella deanneae Ramorino, 1968 accepted as Kurtiella deanneae (Ramorino, 1968)
• Mysella derjugini Gorbunov, 1952 accepted as Kurtiella derjugini (Gorbunov, 1952)
• Mysella dionaea (P. P. Carpenter, 1857) accepted as Lepton dionaeum P. P. Carpenter, 1857
• Mysella donaciformis Angas, 1878
• Mysella dromanaensis (Gatliff & Gabriel, 1912) accepted as Arthritica dromanaensis (Gatliff & Gabriel, 1912)
• Mysella frigida Thiele, 1912 accepted as Thracia meridionalis E. A. Smith, 1885
• Mysella gibbosa (Thiele, 1912) accepted as Altenaeum gibbosum (Thiele, 1912)
• Mysella gregaria Rotvit, Lützen, Jespersen & Fox, 2007 accepted as Kurtiella casta (A. E. Verrill & K. J. Bush, 1898)
• Mysella grippi (Dall, 1912) accepted as Kurtiella grippi (Dall, 1912)
• Mysella gurjanovae Scarlato & Ivanova, 1974
• Mysella gurjanovae elongata Scarlato & Ivanova, 1974 accepted as Mysella gurjanovae Scarlato & Ivanova, 1974
• Mysella henryi C. A. Fleming, 1948
• Mysella hounselli (A. W. B. Powell, 1931)
• Mysella kurilensis Scarlato & Ivanova, 1974 accepted as Montacutona kurilensis (Scarlato & Ivanova, 1974)
• Mysella kurilensis litoralis Scarlato & Ivanova, 1974 accepted as Mysella kurilensis Scarlato & Ivanova, 1974 accepted as Montacutona kurilensis (Scarlato & Ivanova, 1974)
• Mysella lachlani Dell, 1952
• Mysella lactea (Hedley, 1902)
• Mysella larochei A. W. B. Powell, 1940
• Mysella mabillei (Dall, 1908) accepted as Altenaeum mabillei (Dall, 1908)
• Mysella macer (N. H. Woods, 1931) † accepted as Lepton macer (N. H. Woods, 1931) †
• Mysella macquariensis (Hedley, 1916)
• Mysella maltzani (Verkruzen, 1875) accepted as Boreacola maltzani (Verkrüzen, 1875)
• Mysella miniuscula [sic] accepted as Mysella minuscula (Pfeffer, 1886)
• Mysella minuscula (Pfeffer, 1886) (uncertain > nomen dubium)
• Mysella moelleri (Posselt, 1898) accepted as Mysella planata (Dall, 1885)
• Mysella molleri [sic] accepted as Mysella moelleri (Posselt, 1898) accepted as Mysella planata (Dall, 1885)
• Mysella morioria Dell, 1952
• Mysella mortoni (Valentich-Scott, 1998) accepted as Kurtiella mortoni (Valentich-Scott, 1998)
• Mysella narchii Passos & Domaneschi, 2006 accepted as Altenaeum narchii (Passos & Domaneschi, 2006)
• Mysella negritensis Olsson, 1961 accepted as Kurtiella compressa (Dall, 1913)
• Mysella nipponica Habe, 1981
• Mysella obliquata (Chaster, 1897) accepted as Coracuta obliquata (Chaster, 1897)
• Mysella ovalis (Thiele, 1912) accepted as Kurtiella thielei M. Huber, 2015
• Mysella ovalis Tate, 1892
• Mysella ovata (Hedley, 1906)
• Mysella ovata (Jeffreys, 1881) accepted as Kurtiella ovata (Jeffreys, 1881)
• Mysella patagona Ituarte, J. P. Martin & Zelaya, 2012
• Mysella paula (A. Adams, 1856) accepted as Curvemysella paula (A. Adams, 1856)
• Mysella pedroana Dall, 1899 accepted as Kurtiella pedroana (Dall, 1899)
• Mysella pellucida (Jeffreys, 1881) accepted as Kurtiella pellucida (Jeffreys, 1881)
• Mysella planata (Dall, 1885)
• Mysella planulata (W. Stimpson, 1851) accepted as Kurtiella planulata (W. Stimpson, 1851)
• Mysella putealis Laws, 1950 †
• Mysella rochebrunei (Dall, 1908)
• Mysella sculpta T. Soot-Ryen, 1957 accepted as Altenaeum mabillei (Dall, 1908)
• Mysella sovaliki MacGinitie, 1959 accepted as Kurtiella sovaliki (MacGinitie, 1959)
• Mysella spernax (Iredale, 1930)
• Mysella striatula (A. E. Verrill & K. J. Bush, 1898) accepted as Kurtiella striatula (A. E. Verrill & K. J. Bush, 1898)
• Mysella subquadrata (Pelseneer, 1903) accepted as Kidderia subquadrata (Pelseneer, 1903)
• Mysella tanabensis Habe, 1960
• Mysella tellinoides (N. H. Woods, 1931) †
• Mysella tellinula (Odhner, 1924)
• Mysella triangularis (A. Adams, 1856) accepted as Rochefortia triangularis (A. Adams, 1856)
• Mysella triangularis (R. B. Watson, 1897) accepted as Kurtiella triangularis (R. B. Watson, 1897)
• Mysella trigonoelliptica Stilwell & Zinsmeister, 1992 †
• Mysella triquetra (A. E. Verrill & K. J. Bush, 1898) accepted as Spheniopsis triquetra (A. E. Verrill & K. J. Bush, 1898)
• Mysella truncata Thiele, 1912 accepted as Thracia meridionalis E. A. Smith, 1885
• Mysella tumida (P. P. Carpenter, 1864) accepted as Kurtiella tumida (P. P. Carpenter, 1864)
• Mysella tumidula (Jeffreys, 1866) accepted as Kurtiella tumidula (Jeffreys, 1866)
• Mysella tumidula var. verrilli Dall, 1899 accepted as Kurtiella verrilli (Dall, 1899)
• Mysella umbonata (P. P. Carpenter, 1857) accepted as Kurtiella umbonata (P. P. Carpenter, 1857)
• Mysella unidentata (Odhner, 1924)
• Mysella ventricosa Scarlato, 1981
• Mysella verrilli Dall, 1899 accepted as Kurtiella verrilli (Dall, 1899)