Lienardia corticea C. Hedley, 1922 Queensland
Lienardia cosmia R. Winckworth, 1940
Glyphostoma costicrenata (FOSSIL) A.E.M. Cossmann, 1900 † Okinawa13,5 mm
Turrella crassa C.F. Laseron, 1954 New South Wales
Pseudoetrema crassicingulata (M.M. Schepman, 1913) Philippines, Mactan Island9 mm
Lienardia crassicostata (W.H. Pease, 1860) Philippines, Olango Island7 mm
Etrema crassilabrum (L.A. Reeve, 1843) Philippines, Olango Island11 mm
Clathurella crassilirata E.A. Smith, 1904
Etrema crassina (G.F. Angas, 1880)
Cryptomella crassispiralis (FOSSIL) J. Marwick, 1929 †
Etrema cratis R.N. Kilburn & H. Dekker,2008 Egypt, Makadi Bay6,8 mm
Lienardia crebrilirata (E.A. Smith, 1884)
Lienardia cremonilla (J.C. Melvill& R. Standen, 1895) New Caledonia
Strombinoturris crockeri L.G. Hertlein& A.M. Strong, 1951 Panama West56 mm
Lienardia crosseanum (R.P.J. Hervier, 1896) New Caledonia, Lifou
Crockerella crystallina (W.M. Gabb, 1865) New Caledonia, Lifou5,5 mm
Etrema culmea C. Hedley, 1922 Australia, Gulf of Carpentaria
Lienardia curculio (G. Nevill & H. Nevill,1869) Réunion7 mm
Etrema curtisiana C. Hedley, 1922 Queensland
Crockerella cymodoce (W.H. Dall, 1919) USA, California
Glyphostoma dedonderi R. Goethaels& D. Monsecour, 2008 Philippines, Aliguay Island27 mm
Paraclathurella densegranosa (K.H.J. Thiele, 1925) Galapagos3 mm
Etrema denseplicata (R.W. Dunker, 1871) South Australia10,7 mm
Clathurella dentifera (R.B. Hinds, 1843) America
Glyphostoma dentiferum W.M. Gabb, 1872 Florida Keys32 mm
Glyphostoma dentigelenum (FOSSIL) W.M. Gabb, 1873 † Venezuela, Paraguana Peninsula26 mm
Glyphostoma dialitha (J.C. Melvill& R. Standen, 1896)
Lienardia disconicum (R.P.J. Hervier, 1896) New Caledonia, Lifou4,7 mm
Etremopsis disposita (FOSSIL) C.R. Laws, 1944 †
Etremopsis duospiralis (FOSSIL) C.R. Laws, 1944 †
Cryptomella ebor (T.A. Okutani, 1968) Japan
Glyphostoma ecolorata H.B. Preston, 1905
Lienardia ecprepes J.C. Melvill, 1927 Mozambique7 mm
Scobinella ecuadoriana (FOSSIL) A.A. Olsson, 1964 † Ecuador, Esmeraldas, Eloy Alfaro
Etremopsis elata (FOSSIL) Powell, 1942 †