Lienardia corticea C. Hedley, 1922
Lienardia cosmia R. Winckworth, 1940
Glyphostoma costicrenata (FOSSIL) A.E.M. Cossmann, 1900 †
Turrella crassa C.F. Laseron, 1954
Pseudoetrema crassicingulata (M.M. Schepman, 1913)
Lienardia crassicostata (W.H. Pease, 1860)
Etrema crassilabrum (L.A. Reeve, 1843)
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
Lienardia crebrilirata (E.A. Smith, 1884)
Lienardia cremonilla (J.C. Melvill & R. Standen,1895)
Strombinoturris crockeri L.G. Hertlein & A.M. Strong,1951
Lienardia crosseanum (R.P.J. Hervier, 1896)
Crockerella crystallina (W.M. Gabb, 1865)
Etrema culmea C. Hedley, 1922
Lienardia curculio (G. Nevill & H. Nevill,1869)
Etrema curtisiana C. Hedley, 1922
Crockerella cymodoce (W.H. Dall, 1919)
Glyphostoma dedonderi R. Goethaels & D. Monsecour,2008
Paraclathurella densegranosa (K.H.J. Thiele, 1925)
Etrema denseplicata (R.W. Dunker, 1871)
Clathurella dentifera (R.B. Hinds, 1843)
Glyphostoma dentiferum W.M. Gabb, 1872
Glyphostoma dentigelenum (FOSSIL) W.M. Gabb, 1873 †
Glyphostoma dialitha (J.C. Melvill & R. Standen,1896)
Lienardia disconicum (R.P.J. Hervier, 1896)
Etremopsis disposita (FOSSIL) C.R. Laws, 1944 †
Etremopsis duospiralis (FOSSIL) C.R. Laws, 1944 †
Cryptomella ebor (T.A. Okutani, 1968)
Glyphostoma ecolorata H.B. Preston, 1905
Lienardia ecprepes J.C. Melvill, 1927
Scobinella ecuadoriana (FOSSIL) A.A. Olsson, 1964 †
Etremopsis elata (FOSSIL) Powell, 1942 †