SMITH: LIST OF SOUTH AFRICAN MARINE MOLLUSCA. 381 
body-whorl (Conch. Icon., fig. 1126). The latter is sometimes absent, 
as in one of the two Natal specimens now examined. The second 
example is totally white. 
218, CrRrirHrum EGENUM, Gould. 
Cerithium egenum, Gould: Otia Conch., p. 62; Wilkes, U.S. Explor. 
Exped., p. 151, atlas, figs. 171-171); Tryon, Man. Conch., 
voltaix, ps lo7,, pl. xxy, fie: 70: 
Hab.—Durban (Burnup) ; Wilson’s I. (Gould); Solomon Is. (Smith). 
219. CrrirHivum LActeum, Kiener. 
Cerithium lacteum, Kiener: Sowerby in Reeve’s Conch. Icon., vol. xv, 
pl. xii, figs. 85a, b. 
Hab.— Durban (Burnup) ; Philippines (Sowerby). 
220. Brirrium quaDRIciNcruM, n.sp. Pl. XV, Fig. 12. 
Testa minima, elongata, pupoidea, ad apicem acuminata, fusca, 
tuberculis flavidis ornata; anfractus circiter 11, leviter convexiusculi, 
oblique plicati, et liris spiralibus (in anfractu penultimo 4, in ultimo 
7-8) supra plicas granosis instructi, ultimus ad latus sinistrum varice 
pallido vix elato compositus ; apertura oblique ovalis, saturate fusca; 
columella arcuata, callo tenui fusco induta; canalis brevissimus, 
obliquus. Long. 5, diam. 1°5 mm.; apertura 1 mm. longa. 
Hab.—Durban (Burnup). 
The three or four lire around the lower half of the body-whorl are 
simple, and not granular like those above. 
221, CrRITHIDEA INzxQuIscuLPTa (Kobelt). 
Cerithium ( Cerithidea) inequisculptum, Kobelt: Conch. Cab., 2nd ed., 
ps 158; pl. sox, fies. 10, 11. 
Hab.—Durban (Kobelt). 
222. CertraipEA Naratensis (Kobelt). 
Cerithium ( Cerithidea) Natalense, Kobelt: Conch. Cab., 1893, p. 157, 
ply xxix, figs.8, 9. 
Hab.—Durban (Kobelt). 
223. Crriruiopsis necLEcTA (C. B. Adams). 
Cerithium neglectum, C. B. Adams: Panama Shells, p. 154. 
Cerithiopsis neglecta (C. B. Adams): Smith, Proc. Zool. Soe., 1890, 
p. 293. 
Hab.—Durban (Burnup) ; St. Helena (Smith); Panama (Adams). 
224. Puanaxis LinEatus (Da Costa). 
Planaxis lineatus, Da Costa: Sowerby, Conch. Icon., vol. xx, pl. iii, 
fig. 20. 
Hab.—Durban (Burnup); West Indies. 
No notice should be taken of the grotesque lumping of species given 
in Tryon’s Man. Conch., vol. ix, p. 278. 
225. Tuytacopes Nararensis, Morch. 
Thylacodes Natalensis, Morch: Proc. Zool. Soc., 1862, p. 70. 
Hab.—Natal (Morch). 
