i338 INDEX AND SYNONYMY. 
PAGE. 
Cylindrica (Cythara), Reeve. Proc. Zool. Soc., 1846, p. 60, 267 
Cyrilli (Raphitoma), Brusina. Contr. Fauna Dalm., 64 
— M. linearis, Mont. 
Cythara, Schumacher. Essai nov. gen., 245, 1817. 
= Mangilia, Sect. : : ; J : f » 159, 261 
Cytharella, Monterosato. = Cithara. 
Cytharopsis, A. Ad. Ann. Mag. N. H., 1865, xv, 322. 
= Mangilia, Sect. . : : 5 , : . 159, 274 
Dedalea (Clathurella), Garrett. Proc. A.N.S. Bae 3 219, 
Plo) fade. . 294 
Deedalea (Cy thara), Pse. Am. Jour. Conch. ; All, ‘p: 218, pl. 
15, £.13;.1867. == ©. debilis; Pease, . 270 
Deedala ( Pleurotoma), Reeve. Proc. Zool. Soc., 1846, p- 6. 
== Saancantnt ee, Gray, . 258 
Dalli (Drillia), Verrill and Smith. Trans. Conn. Ac., Bak p. 
451 pliivint, halla, ‘ : : SE 
Daphnella, Hinds. Voy. Sulphur, 25, 1844, : abo 
Daphnelloides (Pleurotoma), Reeve. Conch. Fes pl: xxiv, 
f. 206. = P. marmorata, Hinds, : 302 
Darnleyensis (Mangilia), Brazier. Proc. Linn. ‘Soe. N. S. 
Wales,i, 154, . : : : ; . 256 
Debilis (Cythara), Pease. Am. Jour. Conch, )P 105, 
1868, . . 270 
Debilis (Clathurella), Hinds. Proc. Zool. Soe. 1888, P 39 ; 
Moll. Voy. Sulph., p. 17, pl. 5, f. 16, . 282 
Decora (Pleurotoma ), Smith. ‘Amn. Mag. N. JS ls "1882 , 215. 
— M. trilineata, C. B. Ad., : . 248 
Decorata (Daphnella), C. B. Adams. Conch. Contr.,p, 62. 
— J). Lymneiformis, Kiener, . . 300 
Declivis (Bela), Loven. Ind. Moll. Scand. - p- 13, : . 218 
Declivis (Pleurotoma), Martens. Conch. Mittheil., 1, .39, 
£99: f22, 170 
Decussata (Bela), Couth. Bos. Jour. Nat H. si, p- 183, pl. 
DV Set Saud ries met le 
Decussata (Mangilia), Pease. Am. Jour. Conch., “iii, D. 217, 
pl. 45) 4510; . . 263 
Decussata (Pleurotoma), Macgillivray. Moll. Aberdeen, p. 
172. = P. Trevelyana, Turt. . . 221 
Decussata (Pleurotoma), Phil. Moll. Sicil., ii, 174, t. 26, f, 
98,1844. = D. nuperrima, Tiberi, . ; : ; Sells 
Defrancia, Millet. Ann. Soc. Linn. Paris, 1826. 
=a — Clathurella, Carp... : : é : : » bog 
Delacouriana (Cithara), Crosse. Jour. Conch., xvii, p. 177; 
Xx; p66) plo, t.400 5. : : : : : . 263 
Delicata (Pleurotoma), Reeve. Conch. Ic., pl, 34,.f 310, 30! 
