PACE : ON THE COLUMBELLID®. 135 
sEmIpLicaTa, R. E. C. Stearns, Sept. 30, 1873: ‘‘ Anachis semiplicata, 
Stearns ” : Proc. Acad. Philad., 1873, pp. 344-6, fig. : 
Tyrr.—[?]: Loc.—W. Coast, Florida (E. Jewett; R. E. C. 
Stearns). 
semrpouiTa, J. Hervier, Dec. 26, 1899: Columbella jaspidea, Sby., 
var. semipolita, Herv.: Journ. Conchyl., vol. xlvii, p. 356: 
Tyrz.—t{ Coll. Société de Marie, Lyons]: Zoc.—Litu. 
fsemmpuncrAatTa [=C. Klipsteini, Mich.], L. Bellardi & G. Michelotti 
[won Lamarck], 1841: ‘‘ Columbella semipunctata Lam.”: Mem. 
Accad. Torino, ser. u, vol. ii, p. 186, pl. ili, figs. 5-6: 
Tyrr.—(Co-types) Coll. Bellardi; Coll. Michelotti [Geol. Mus., 
Rome]: Zoc.—‘‘ Fossile raro del Colle di Torino, rio della 
Batteria, Baldisseri.’’ 
SEMIPUNOTATA [=C. punctata (Brug.)], J. P. B. de Lamarck, Aug. 
1822: ‘‘ Colombella semipunctata”: Hist. nat. Anim. s. Vert., 
vol. vii, p. 294 [no fig.]: Zyrz—Coll. Lamarck : Loc.—‘ Habite 
sur les cotes orientales de |’ Afrique.” 
semiscuLpra, G. & H. Nevill, [Oct. 26] 1875: ‘* Zafra semisculpta, 
n.sp.’: Journ. Asiat. Soc. Bengal, vol. xliv, pt. ii, p. 97, pl. viii, 
figs. 6-7: Zyrz.—Indian Mus., Calcutta: Loc.—Cape Negrais, 
Burmese Coast (Blanford). 
tsEepremcostata, R. Tate [ MS. ]. 
sERRATA, P. P. Carpenter, 1857: ‘‘ Anachis serrata, u.s.”: Catal. 
Mazatl. Shells, pp. 509-10 [no fig.]: Zyrz—Brit. Mus., London 
(Reigen Coll., tablet No. 2428) [!]: Zoc.—Mazatlan. 
tserRes!, F. Fontannes, Feb. 1880: ‘* Columbella semicaudata, Bonelli 
Var. [?n.sp.] Serresz, Fontannes”: Invert. Bassin. Tert. s.-n. 
France, vol. 1, pp. 90-1, pl. vi, fig.12: Tyrz.—[?]: Loc.—‘ Les 
argiles sableuses de Millas (Pyrénées-Orientales).”’ 
SERTULARIUM, A. d’Orbigny [1841 ]: ‘‘ Columbella sertularium, V Orb.” : 
Voy. Amérique mérid., vol. v, pt. 3, p. 431, pl. 1x1, figs. 13-7: 
Tyrzr.—({?]: Loc.—* La baie de San-Blas, en Patagonie.” 
SEYCHELLENSIS, E. A. Smith, 1884: ‘‘ Columbella seychellensis”’ : 
Rept. Zool. Coll. Alert, p. 493, pl. xliv, fig.¢: Zypz.—Brit. Mus., 
London: ZLoc.—Seychelle Is, 
SIDEREA (L. A. Reeve), Aug. 1846: ‘ Ricinula siderea”’ : Conch. Icon., 
Ricinula, sp. 14: Tyrx.—Coll. Cuming [ Brit. Mus., London]: 
Loc.—‘‘ Island of Burias and Masbate, Philippines (on the reefs 
and under stones at low water); Cuming.” 
sIGALoEssa, J. Hervier, Dec. 26, 1899 [? non Melv. & St. |: Columbella 
conspersa, Gask., var. sigaloessa, Melv. & St.: Journ. Conchyl., 
vol. xlvii, p. 352: ZYyrx.—[ Coll. Société de Marie, Lyons]: Loc. 
—Litu. 
sigaLorssa, J. C. Melvill & R. Standen, Nov. 12, 1896: ‘‘ Columbella 
(Mitrella) sigaloessa sp. nov.’’?: Journ. Conch., vol. viii, p. 276, 
pl. ix, fig. 6: Zyrez—{ Manchester Mus., Owens College, Man- 
chester |: Zoc.—Litu. 
