Dentalium jelli K.L. Lamprell& J.M. Healy, 1998 Australia, Cairns
Dentalium jonkeri (FOSSIL) Martin, 1895 † Indonesia, Jakarta Raya
Dentalium junghuhni (FOSSIL) K. Martin, 1879 † Indonesia, Junghuhn
Paradentalium kabati V. Scarabino, 2008 New Caledonia
Striodentalium kanakorum V. Scarabino, 1995 Chalcal 2 stn DW74
Dentalium katchekense E. Fischer-Piette& M. Nicklés, 1946 Guinea Bissau, Bissagos Islands
Dentalium kathwayae K.L. Lamprell& J.M. Healy, 1998 Australia, Keppel Bay
Paradentalium katowense (J.W. Brazier, 1877) Papua, New Guinea
Fissidentalium kawamurai J.T. Kuroda& T. Habe in T. Habe, 1961 Japan97 mm
Dentalium keras A.A. Gould, 1859 Japan
Dentalium kessneri K.L. Lamprell& J.M. Healy, 1998 West Australia, Abrolhos Island
Dentalium kickxi (FOSSIL) P. Nyst, 1843 † Hungary, Bükk
Dentalium klipsteini (FOSSIL) E.A.L. Kittl, 1891 † Italy, Trentino-Alto Adige, Bolzano
Graptacme lactea (G.P. Deshayes, 1825) Philippines, Panay Island26 mm
Fissidentalium laneensis (FOSSIL) C.J.S. Hickman, 1969 † USA, California, Kern
Dentalium laqueatum A.E. Verrill, 1885 Bahamas40 mm
Compressidentalium lardum (K.H. Barnard, 1963) South Africa
Dentalium largicrescens (FOSSIL) R. Tate, 1899 † West Australia, Northhampton
Fissidentalium laterischismum T. Shikama & T. Habe,1963 Hokkaido
Dentalium latesulcatum (FOSSIL) R. Tate, 1899 † West Australia, Northhampton
Dentalium latisulcatum (FOSSIL) R. Tate, 1899 †
Dentalium lebruni (J.F. Mabille& A. de Rochebrune, 1889) Argentina, Santa Cruz
Compressidentalium legoffi V. Scarabino, 2008 New Caledonia, Ile des Pins19,7 mm
Dentalium lentum (FOSSIL) M. Yokoyama, 1923 † Japan, Kii
Graptacme lepta (K.J. Bush, 1885) Florida, Duval County41 mm
Dentalium lessoni G.P. Deshayes, 1825 Papua, New Guinea
Dentalium letsonae B. Sharp & H.A. Pilsbry,1897 Philippines, Bohol
Dentalium leucoryx M. Boissevain, 1906 Siboga stn 285
Fissidentalium levii V. Scarabino, 1995 Philippines, Mactan Island
Dentalium liassicum (FOSSIL) Moore † UK, England, Somerset
Fissidentalium lima J.T. Kuroda & T. Habe,1963 Philippines, Aliguay Island85 mm
Dentalium lochi K.L. Lamprell& J.M. Healy, 1998 Arafura Sea
Dentalium lombardicum (FOSSIL) E.A.L. Kittl, 1899 †
Antalis longirostrum (L.A. Reeve, 1843) Madagascar60 mm
Fissidentalium longistriatum (FOSSIL) E.K. Yoo, 1988 † Australia, New South Wales, Upper Hunter Shire