Suturoglypta kevini W. Segers, F. Swinnen& R. De Prins, 2009
Zafrona kilburni L. Bozzetti, 2009 Madagascar, Lavanono6,2 mm
Antimitrella kincaidi (J.R. le B. Tomlin, 1926) South Africa
Anachis kirostra (P.L. Duclos, 1840) Cook Island6 mm
Astyris kobai A.N. Golikov& O.V. Kussakin, 1962 Japan
Mitrella konos (K.H. Barnard, 1964) Madagascar14,9 mm
Anachis kraussii (G.B. I Sowerby, 1844) South Africa, False Bay6 mm
Anachis kraussii alfredensis (P. Bartsch, 1915) South Africa, Natal, Durban Bay4,6 mm
Anachis kraussii fulgurans (C.F.F. von Krauss, 1848) South Africa6 mm
Anachis kraussii kitchingi (G.B. III Sowerby, 1844) South Africa, Cape6,5 mm
Decipifus kristenseni D. De Jong& H.E. Coomans, 1988
Antimitrella kublai Lussi, 2017
Astyris labecula A.A. Gould, 1862
Columbella labiosa G.B. I Sowerby, 1822 Nicaragua24 mm
Columbella labreana (FOSSIL) C.J. Maury, 1912 † Trinidad and Tobago, Siparia
Costoanachis lacrima (FOSSIL) B.M. Landau, F. Da Silva& S.M. Heitz, 2016 † Venezuela
Columbella lacteoides (FOSSIL) Martin, 1879 † Indonesia, Yogyakarta, Kulon Progo
Zemitrella laevigata (H.H. Suter, 1908) New Zealand13 mm
Rhombinella laevigata (C. Linnaeus, 1758) Panama East10 mm
Rhombinella laevigata hendersoni (W.H. Dall, 1908) Martinique10 mm
Mitrella laevior K. Monsecour& D. Monsecour, 2016
Zemitrella laevirostris A.W.B. Powell, 1940 New Zealand3,3 mm
Cotonopsis lafresnayi (Fischer& A.C. Bernardi, 1857) Florida14 mm
Metanachis laingensis W.J. Sleurs, 1985 Philippines, Mactan Island7 mm
Mitrella lalage H.A. Pilsbry & H.N. Lowe,1932 Mexico, Mazatlan6 mm
Antimitrella lamellosa M. Lussi, 2009 South Africa, Coffee Bay2,5 mm
Mitrella lanceolata (É.A.A. Locard, 1886) Malta15 mm
Strombina lanceolata (G.B. I Sowerby, 1832) Ecuador53,8 mm
Astyris lappanni (FOSSIL) Schnetler, 2001 † Denmark
Aoteatilia larochei A.W.B. Powell, 1940 New Zealand, Plenty Bay3,3 mm
Antimitrella laxa A.W.B. Powell, 1937 New Zealand
Eurypyrene ledaluciae (E. de C. Rios& L.R. Tostes, 1981) Brazil. Rio de Janeiro21 mm
Mitrella legrandi (J.E. Tenison-Woods,1876) Tasmania
Anachis lentiginosa (R.B. Hinds, 1844) Costa Rica8,8 mm
Costoanachis leonensis (FOSSIL) (W.C. Mansfield, 1930 †) Florida