INDEX AND SYNONYMY. 215 



Nodiferus (Triforis), Ad. and Eve. Yoy. Samaraiii>\ p. 40, t. 11, 



f. 37, a. b. 1850, .'.:.'. . 177 



\Nodosus (Strombus), Schroeter. Thes. Conch. 380. 



= Cerithium vulgatum, Brug. . . . . . 125 



Nodulosa (Cerithium vulgatum, var.) Phil. B. D. D. Moll. 



Rouss. 200, 120 



Nodulosum (Cerithium), Brug. Enc. Meth. t. 442, f. 3, . 122 



Notation (Cerithium), Menke. Synopsis, p. 33, 1821 >. 



== C. muscarum, Say. . ..... 132 



Novae-Hiberniae (Cerithium), A. Ad. Thes. Conch, ii, p. 857, f. 



84, 85, 1855. = C. eburneum, Brug 129 



Novre-Hollandise (Cerithium), A, Ad. Thes. Conch, ii, p. 8(54, 



f. 54, 1<S55, 124 



Obeliscoides (Cerithium), Jeffr. Zool. Proc. p. 55, t. 0, f. 4, 4a. 



1885, ' . .175 



Obeliscus (Cerithium), Brug. Encyc. Meth. t, 443, f. 4, a. b. .140 

 Obesula (Cerithiopsis tubercularis, var.) B. D. D. Moll. Rouss. 



p. 205, t. 27, f. 4, 1884, 108 



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



2.->o, t. 4, f. 17, 1884, 185 



Obesulum (Cerithium), Sowb. Reeve's Conch. Icon. sp. 149, 



1805, .... ..... 139 



Obesiilus (Triforis perversus, var.), Monts. B. D. D.'Moll. 



Rouss. p. 212, t. 2(>, f. 18-20, 1884, 187 



Obesum (Cerithium), Sowb. Thes. Conch, ii, p. 808, f. 141, 142, 



1*55. C. repletulum, Bayle. 139 



Obscurum (Cerithium), Homb. and Jacq. Yoy. Astr. and Zele*e. 



v, p. 102, t. 24, f. 5, 0, 1854. ( 5. morns', Lam. . . 133 



Obtusum (Cerithium), Lam. Anim. sans Vert. No. 17, .101 



Ocellatum (Cerithium), Brug. Enc. Meth. No' 43, . . 132 



Omissum (Cerithium), Bayle. Journ. de Conch, p. 250, 1880. 



= C. Erythneonense, Lam. ...... 123 



Oosimense (Cerithium), Watson, Journ. Linn. Soc. xv, p. 117, 



1881, . ........ 150 



Opportunum (Cerithium), Bayle. Journ. de Conch, p. 248, 



1880, . .130 



Ornata (Cerithidea), A. Ad. Thes. Conch, ii, p. 887, f. 277, 



278, 1855, . . . 102 



Ornatum (Cerithium), Desh. Encyc. Meth. iii, 1053, 1832, . 188 

 Oryza (Bittium), Morch. Mai. Blatt. xxiii, p. 121, 1870, . 158 



Oryza (Triforis), Pse. Zool. Proc. p. 770, 1870, . . .191 

 Owenii (Cerithium), Fer. Martini Conch, t. 155, f. 1459. 



= C. radula, Linn 159 



Pacificum (Cerithium), Sowb. Gen. of Shells. No. 42, f. 9. . 158 

 Pagodula (Cerithium), Anton. Verzeich. p. 05, 1839, . .144 

 Pagodulus (Cerithiopsis), A. Ad. Ann. and Mag. p. 130, 1801, 177 

 Pagodus (Triforis), Hinds. Zool. Proc. p. 22, 1843, . . 191 



