202 INDEX AND SYNONYMY. 



Dialeucum (Cerithium), Phil. Abbild. t. 1, f. 5, 1849, . . 130 

 Diastema, Dash. Traite. Conch. 46, 1848, . . . .118 



Diemenense (Cerithium), Quoy. Voy. Astr. iii, p. 128, t. 55, f. 



11, 13, 1834, 166 



Diminutivum (Cerithium), Phil. Archiv. fur Natur. p. 67, 



1845, 138 



Diplax (Bittium), Watson, Challenger, Exp. xv, p. 555, t. 38, 



f. 4, 1886, 156 



Dislocatum (Cerithium), Say. Journ. Philada. Acad, ii, p. 236, 



1822. = Terebra Petiti," Kiener 145 



Distinctus (Triforis), Desh. Conch. Reunion, p. 103, 1. 11. f. 30, 



31,1863. = T. ruber. Hinds 183 



Distinguenda (Triforis), Dkr. 1881, Jouss, Bull. Soc. Mai. Pr. 



227, 1884, • ... 190 



Ditretus, Piette, Compt. rend. Assoc. Franc. 1875, . . .117 

 Dolicha (Triforis), Watson, Challenger Exp. xv, p. 565, t. 42, 



f. 1, 178 



Doliolum (Cerithium), Weink. Conch. Mittel. ii, p. 157, 1868, 



^ C. rupestre, Risso. . . . . . . . . 1 26 



Dorsuosum (Cerithium), A. Ad. Thes. Conch, ii, p. 867, f. 138, 



140,1855. = C. aduncum, Gld. . . . . .139 



Dorsuosum (Cerithium), Menke. Zeitsch. fur Malac. p. 60, 



1844, 144 



Douvillei (Triforis), Jouss. Bull. Soc. Mai. France. Pt. 3, f 241, 



t. 4, £ 3, 1884, 180 



Dubium (Cerithium), Sowb. Thes. Conch, ii, p. 864, f 120, 



1855. = C. eludens, Bayle. . . . . . .136 



Ducosensis (Mastonia), Jouss. Bull. Soc. Mai. France. Pt. 3, p. 



251, t. 4, £ 10, 1884. = T. violaceus, Quoy. . . .182 

 Dunkeri (Triforis), Jouss. Bull. Soc. Mai. France. Pt. 3, p. 222, 



1884, 189 



Ebeneum (Cerithium), Brug. Euc. Meth. t. 442, f^ 1, a. b. 



= P. ebeninus, Brug. . . . . . . . .158 



Ebeninus (Cerithium), Brug. Diet. No. 26, . . .116, 158 

 Eburneum (Cerithium), Brug. . . . . .128, 129 



Echinatum (Cerithium), Kien. Coq. Viv. 7, t. 3, f 1. 



^ C. columna, Sowb. . . . . . . . .123 



Echinatum (Cerithium), Lam. Anim. sans Vert. sp. 12, . 123 



P^costata (Cerithium submammillatum, var.), Monts. Nom. 



Conch. Medit. p. 123, 1884, 158 



Egenum (Cerithium), Gld. Bost. Proc. iii, p. 120, 1849, . .137 

 Elegans (Bittium), Petit, (not Blainv.), Journ. de Conch, iv, p. 



431, 1853. = B. lacteum, Phil 150 



Elegans (Cerithium), Blainv. Faune Franc. Moll. p. 159, t. 62, 



f. 9, = C. punctatum, Linn. . . . . . .170 



JOlegans (Triforis), Hinds. Ann. and Mag. xi, p. 18, 1848, . 189 

 Elongatum (Cerithium), Anton. Verzeich. p. 66, 1839, . .144 

 lOlongatum (Cerithium), Sowb. Thes. Conch, ii, p. 878, t. 84, f 



233, 234, 1855. = C. reticulatum, Da Costa. . . . 150 



