16 MARINE SHELLS OF SOUTH AFRICA. 
ConUS ARACHNOIDEUuS, Gmelin, Sow., Thes. Conch., vol. ii1., 
pl. 1, fig. 14.—Natal. 
Conus ARENATUS, Hwass, Sow., Thes. Conch., vol. iii., 
pl. 188, fig. 7—Durban. 
Conus opscurus, Humph. Sow., Thes. Conch., vol. iii., 
pl. 208, fig. 526.—Durban. 
STROMBUS FUSIFORMIS, Sowerby, Thes. Conch., vol. i., pl. 9. 
figs. g1, 92. —Durban. 
CypR&A CLANDESTINA, Linn., Sow., Thes. Conch., vol. iv., 
pl. 310, f. 139.—Durban. 
CyPR#HA STERCUS-MUSCARUM, Lamarck, Sow., Thes. Conch., 
vol. iv., pl. 323, f. 363 —Natal (Gibbons). 
Cypr#A CASTANEA, Higgins, Sow., Thes. Conch., vol. iv., 
pl. 320, figs. 302, 303.—Cape of Good Hope (Higgins). 
CyYpR#A CRIBRARIA, Linn, Sow., Thes. Conch., vol. iv., 
pl. 311, fig. 164.—Umzinto, Natal. 
CypR&®A STAPHYLEHA, Linn, Sow., Thes. Conch., vol. iv., 
pl. 316, fig. 225. (var. Limacina, Lam.) 
TriviIA PRoDUCTA, Gaskoin, Sow., Thes. Conch., vol. iv., 
pl. 327, f. 495.—Agulhas Bank. 
TRIVIA SULCATA, Gaskoin, Sow., Thes. Conch., vol. iv., 
pl. 326, f. 454.—Pondoland (Layard). 
TRIVIA QUADRIPUNCTATA, Gray, Sow., Thes. Conch., vol. iv., 
pl. 326, f. 460.—Pondoland (Layard). Common in West 
Indies, also reported from Philippines. 
Trivia INsEcTA, Mighels, Sow., Thes, Conch., vol. iv., 
pl. 326, fig. 478.—S. Africa. 
Trivia oryza, Lamarck, Sow., Thes. Conch., vol. iv., 
pl. 326, fig. 474.—.-Durban. 
TRIVIA VITREA, Gaskoin, Sow., Thes. Conch., vol. iv., 
pl. 326, fig. 456.—Durban. 
CANCELLARIA IMBRICATA, Watson, Linn. Soc. Journ. Zool. 
Xvi p. 325. Moll. Voy. Challenger vol. xv., pl. 18, fig. 10.— 
Off Cape of Good Hope (Watson). 
CERITHIUM CRASSILABRUM, Kvrauss, Sow., Thes. Conch., 
vol, ii., pl. 182, f. 203.—Durban, 
