Succinea manaosensis H.A. Pilsbry, 1926 Brazil
Succinea manuana A.A. Gould Samoa
Succinea margarita L. Pfeiffer, 1853
Novisuccinea martensiana (G. Nevill, 1878) Kyrgyzstan
Succinella martinovici (FOSSIL) Š. Brusina, 1902 † Croatia
Succinea masoala K.C. Emberton& R.J. Griffiths, 2009 Madagascar
Omalonyx matheroni (V.L.V. Potiez& A. Michaud, 1835) Dominica
Succinea mauiensis C.M.F. Ancey, 1889 Hawaii
Hyalimax mauritianus (P.C.A.S.L. Rang, 1827) Mauritius
Succinea maxima H.W. Henshaw, 1904 Hawaii
Succinea mcgregori H.A. Pilsbry, 1898 Mexico, Clarion Island
Succinea menkeana L. Pfeiffer, 1850 Australia
Succinea meridionalis D'Orbigny, 1837 Uruguay10 mm
Oxyloma minima (FOSSIL) (Klein, 1853) †
Succinea minuta E.C. Von Martens, 1867 Thailand7,49 mm
Succinea mirabilis H.W. Henshaw, 1904 Hawaii
Papyrotheca mirabilis (FOSSIL) Š. Brusina, 1893 †
Oxyloma missoula L.R. Hubricht, 1982
Succinea nagpurensis (FOSSIL) Hislop, 1859 †
Succinea newcombiana A. Garrett, 1857 Hawaii
Succinea nobilis F. Poey, 1853 Cuba
Succinea norfolkensis E.R. Sykes, 1900 Norfolk Island
Neoxyloma nuttalliana (I. Lea, 1841) Oregon
Succinella oblonga (J.P.R. Draparnaud, 1801) Germany8,5 mm
Succinea ochracina J. Gundlach in F. Poey,1858 Bahamas
Boninosuccinea ogasawarae (H.A. Pilsbry, 1901) Japan, Ogasawara Islands
Succinea ogasawarana H.A. Pilsbry& C.M. Cooke, 1915 Japan
Catinella oklahomarum G.R. Webb, 1953 USA, Oklahoma
Eoquickia omanensis (FOSSIL) (E. Neubert& D. Van Damme, 2012 †) Oman
Succinea oregonensis I. Lea, 1841 Hawaii
Novisuccinea ovalis (T. Say, 1817) Missouri, Mound City16,6 mm
Succinea pallida L. Pfeiffer Society Islands
Succinea panamensis H.A. Pilsbry, 1920 Mexico, Nayarit
Succinea panucoensis H.A. Pilsbry, 1910 Mexico, San Luis Potosì
Succinea paralia L.R. Hubricht, 1983 Alabama, Calhoun