228 INDEX AND SYNONYMY. 



PAGE. 



Viriola, Jouss. Bull. Soc. Mai. France, Pt. 3, p. 238, 1884, 122, 189 

 Vitreus (Triforis), Hinds. Ann. & Mag., xi, p. 19, 1843, 122, 188 

 Vittata (Cerithium algicola, var.), Morch. Mai. Blatt., xxiii, 



p. 115, 1876, 129 



Vittatum (Cerithium), Sowb. Thes. Conch., ii, p. 874, f. 194, 



1855. = C. morns, var. bifasciatum. . . . . .134 



Vittatus (Triforis), Hinds. Ann. & Mag., xi, p. 17, 1843, . 189 

 Vulgaris (Vertagus), Schumacher. Nouv. Syst., 228, 1817. 



= C. vertagus, Linn. . . . . . . . .149 



Vulgatissima (Rissoa), Clark. Brit. Mar. Test., p. 375, 1875. 



= Bittium reticulatum, Da Costa. ..... 150 



Vulgatum (Cerithium), Brug. Enc. Meth., No. 13, . . 125 

 Vulpinus (Triforis), Hinds. Ann. & Mag., xi, p. 19, 1843, . 183 



Watsoni (Cerithium), Jeff'r. Zool. Proa, p. 56, t. 6, f. 6, 6a, 

 1885. = C. gemmatum, Watson 150 



Whiteavesii (Cerithiella), Verrill. Proc. Nat. Mus., p. 375, 

 1880. = C. gracilis, Jeffreys. . ... 151, 176 



Xanthum (Bittium), Watson. Challenger Exped., xv, p. 557, 



t. 38, f. 6, 1886, 157 



Xystica (Inella), Jouss. Bull. Soc. Mai. France, Pt. 3, p. 247, 



t. 4, f. 8, 1884, . ... 185 



Yucatecanum (Bittium), Ball. Bull. Mus. Comp. Zool., ix, 

 p. 90, 1.882, . .158 



Zebrum (Cerithium), Kien. Coq. Viv., p. 71, t. 25, f. 4, . 138 

 Zonalis (Lampania), Brug. Diet., No. 30, . . . 118, 167 



