Pseudomphala latericea (A. Adams, 1863) Philippines, Cebu4,9 mm
Pseudomphala latericea miyazakii (T. Habe, 1943) Japan, Fukuoka
Omphalotropis laticosta J.F. Quadras& O.F. von Möllendorff, 1894
Omphalotropis latilabris J.F. Quadras& O.F. von Möllendorff, 1894 Guam
Omphalotropis layardiana A. Garrett, 1887 Fiji, Vanua Levu
Taiwanassiminea lentula (W.S.S. Van Benthem-Jutting, 1963)
Assiminea leptodonta M. Connolly, 1922 Southeast Africa
Eussoia leptodonta (G. Nevill, 1881)
Austroassiminea letha G.A. Solem, H. Girardi& G.W. Kendrick, 1982 Western Australia
Pseudocyclotus levis (L. Pfeiffer, 1855) Solomon Islands7,2 mm
Assiminea liaotungensis T. Habe, 1943 Japan
Paludinella littorea (E. Forbes& S.C.T. Hanley, 1856) Italy, Sicily Island
Assiminea littorina (S. Delle Chiaje, 1828) Italy, Chioggia2 mm
Omphalotropis longula A. Mousson, 1870 Fiji, Vanua Levu
Assiminea lucida W.H. Pease, 1869
Assiminea lugubris W.H. Turton, 1932
Assiminea lutea (A. Adams, 1861) North Korea, Kang Won6 mm
Omphalotropis madagascariensis J. Germain, 1921 Madagascar
Omphalotropis margarita (L. Pfeiffer, 1851) French Polynesia, Topatii
Assiminea marginata A. Leith, 1853 India, Bombay
Valvatorbis mauritii (FOSSIL) J.C. Bequaert& W.J. Clench, 1936 † Central Africa
Assiminea mesopotamica P. Glöer, M.D. Naser& Yasser, 2007 Iran, Abadan
Assiminea microgaza (FOSSIL) J. Gardner, 1937 † Florida3 mm
Assiminea microsculpta G. Nevill, 1880 Indonesia, Java
Allepithema microstriatum J.T. Kuroda & T. Kano,1941
Paludinassiminea minima T. Habe, 1942 Japan, Tokyo
Anaglyphula minutissima W.J.M. Maassen, 2000
Ovassiminea miskellyi A. Hallan, H. Fukuda& Kameda, 2015
Paludinassiminea miyakoinsularis H. Minato, 1980 Japan
Assiminea moroccoensis E. Rolán, 2013 Morocco, cap Cantin
Assiminea morrisoni R.T. Abbott, 1958 Tuamotu
Scalinella moussoni A. Garrett, 1884
Quadrasiella mucronata O.F. von Möllendorff,1894 Guam
Omphalotropis mutica O.F. von Möllendorff,1897 Palau
Allepithema nagayamai J.T. Kuroda, 1960 Japan