154 PROCEEDINGS OF THE MALACOLOGICAL SOCIETY. 
sorrpra | = C. versicolor, Sby.]|, J. P. B. de Lamarck [nom. preoce. ], 
Aug. 1822: ‘ Colombella scripta”: Hist. nat. Anim. s. Vert., 
vol. vii, p. 295 [no fig.]: Z'rex—Coll. Lamarck: Zoo.—[? | 
scripta (C. Linneeus), [ Jan. 1] 1758: ‘‘[ Murex | scriptus”: Syst. Nat., 
10th ed., p. 755, sp. 496: Zyrz—[Coll. Linneus, Linn. Soc. 
London |: Zoc.—‘‘ Habitat in M. Mediterraneo.” 
scututata, L. A. Reeve, Apr. 1859: ‘* Columbella scutulata” : Conch. 
Icon., sp. 191: Zyrxz.—Coll. Cuming | Brit. Mus., London (!) |: 
Loo.—{? | 
sEcALINA, R. A. Philippi [?]. 
SEGESTA [sp. indet.], P. L. Duclos [1846-58]: ‘ C. [ Colombella | 
Segesta”’: in Chenu, Ilust. Conch., pl. xxvi, figs. 5-6 | no descr. } : 
Tyrr.—[?]: Loo.—[?] 
SELASPHORA, J. C. Melvill & R. Standen, June 18, 1901: ‘* Columbella 
(Seminella) selasphora, sp.n.”: Proc. Zool. Soc., 1901, p. 406, 
pl. xxiii, fig. 7: Zyrz.—t{ Brit. Mus., London (!)]: Zoc.—Karachi. 
sEMEN, W. Dunker [ MS. ]. 
fsemicaupaTa, L. Bellardi [Bonelli MS.], 1849: ‘* Columbella semi- 
caudata Bon.” : Mem. Acead. Torino, ser. u, vol. x, pp. 232-3, 
pl. 1, fig. 3: Zyex—[? Geol. Mus., Turin]: Zoc.—‘ Fossile fre- 
quentissimo nelle sabbie gialle dell’ Astigiana.’’ 
fseurcAvpATa, Bonelli { MS., = Bellardi, sp. }. 
SEMICONVEXA (J. P. B. de Lamarck), Aug. 1822: ‘ Buceinum semi- 
convecum”’: Hist. nat. Anim. s. Vert., vol. vii, p. 272 [no fig. |: 
Tyrr.—Coll. Lamarck: Loo.—[? ] 
sEmicosTaTa (Cantraine) [ ? ]. 
tsemicostata, F. Sacco, 1890: ‘ Columbella (Anachis) semicostata 
Sace.”’: in Bellardi, Mem. Accad. Torino, ser. 1, vol. xl, p. 352, 
pl. ii, fig. 86: Zyrz.—Geol. Mus., Turin: Zoc.—‘ Colli tortonesi, 
Stazzano” (Upper Miocene); ‘‘ Albenga-Torsero, Zinola”’ (Lower 
Phocene); ‘‘Colli Astesi’”’ (Upper Pliocene). 
fsemicostata, J. E. Tenison-Woods, [June 16] 1879: ‘ [?] sopus 
semicostatus’’: Proc. Linn. Soc. New South Wales, vol. iv, pp. 14-5, 
pl. 3, fig. 9: Zyrx—[?]: Loc.—Tertiary (probably Miocene) : 
Muddy Creek, Western Victoria. 
sEMILUCIDA {| = C. Pease’, Marts. & Langk. ], J. Hervier, Dec. 26, 1899: 
Columbella nanisea, Herv., var. semilucida, Hery.: Journ. Conchyl., 
vol. xlvii, p. 365: Zyrpx—[Coll. Société de Marie, Lyons]: 
Loo.—tlitu. 
semipicta, G. B. Sowerby mm, Oct. 1894: ‘‘ Columbella (Mitrella) 
semipicta, n.sp.”?: Proc. Malac. Soe. London, vol. i, p. 154, 
pl. xii, fig. 3: Zyrz—{[ Brit. Mus., London]: Zoc.—Hong Kong 
Harbour. 
tsemipxicata, F. Sacco, 1890: ‘ Columbella (Anachis) semiplicata 
Sace.”: in Bellardi, Mem. Accad. Torino, ser. m, vol. xl, p. 352, 
pl. ii, fig. 85: Zypx.—(Co-types) Geol. Mus., Turin; Coll. 
Rovasenda: Zoc.—Upper Miocene: ‘‘ Colli tortonesi, Stazzano, 
Tetti Borelli presso Castelnuovo d’ Asti.” 
