380 PROCEEDINGS OF THE MALACOLOGICAL SOCIETY. 
209. Srrompus Lamarcxu, Gray. 
Strombus Lamarckii, Gray : Sowerby, Thes. Conch., vol. i, p. 35, pl. ix, 
figs. 98, 99. 
Hab.—Durban (Burnup). 
210. Srrompus LENTIGINosus, Linn. 
Strombus lentiginosus, Linn.: Reeve, Conch. Icon., vol. vi, fig. 31; 
Kiener, Coq. Viv., pl. xviii, fig. 1; Watson, Gasteropoda 
Challenger Exped., p. 415. 
Tub.—Simons Bay, Cape of Good Hope ( Watson). 
211. Crertratum caHruLeumM, Sowerby. 
Cerithium ceruleum, Sowerby: Thes. Conch., vol. ii, p. 866, pl. clxxix, 
figs. 61, 62. 
Hab.—Durban (Burnup). 
212. Crrrraium cireinum, Sowerby. 
Cerithium citrinum, Sowerby: Thes. Conch., vol. ii, p. 855, pl. clxxix, 
fig. 66; Conch. Icon., vol. xv, fig. 1. 
Hab.—Durban (Burnup) ; Philippines (Sowerby). 
213. Cxrriraium piatrucum, Philippi. 
Cerithium dialeuecun, Philippi: Sowerby, Conch. Icon., vol. xv, 
figs. 78a, b. 
Hab.—Durban (Burnup); Philippines (Reeve). 
214. CrrirHium RuGosum, Wood. 
Cerithium rugosum, Wood: Sowerby, Conch. Icon., vol. xv, figs. 45a, b. 
Hab.—Durban (Burnup). 
215. CeRITaiIuM ALBovaricosum, Smith. 
Cerithium albovaricosum, Smith: Zool. Alert, p. 501, pl. xliv, fig. Q. 
Hab.—Durban (Burnup). 
216. CrRIrHiuM rUFoNoDULosuM, Smith. 
Cerithium rufonodulosum, Smith: Journ. Conch., vol. x (1901), p. 108, 
pl. i, fig. 8: 
Hab.—Algoa Bay (Burnup). 
217. CrrirHium zEBRUM, Kiener. 
Cerithium zebrum, Kiener: Kobelt, Conch. Cab., 2nd ed., p. 220, 
pl. xxxix, figs. 7-10. 
Cerithium dvlectum, Sowerby : in Reeve’s Conch. Icon., vol. xv, pl. xvi, 
figs. 112a-c. 
Hab.—Mauritius (Kiener and Brit. Mus.); Gallapagos Is. (Sowerby); 
Samoa Is. (Tryon); Savage I., Oceania (Brit. Mus.) ; Durban 
(Burnup). 
This species is very variable in colour. Sometimes it is entirely 
white or purplish pink. The typical form is white with a dark brown 
band below the suture and a second band round the middle of the 
body-whorl. Other specimens are white with an interrupted brown 
line a little below the suture and a second on the lower part of the 
