SMITH: LIST OF SOUTH AFRICAN MARINE MOLLUSCA, old 
Hab.—Umkomaas. 
The contrast of the colour of the aperture with the exterior is very 
striking. In addition to the punctate strie which cover the entire 
shell, the surface exhibits irregular and somewhat broken up, but 
distinct lines of growth. One specimen exhibits five interrupted 
brown lines, one below the suture and one upon each of the four 
spirals of the body-whorl. 
181. Srstrum aspERuM (Lamarck). 
Ricinula asperum, Lamarck: Reeve, Conch. Icon., vol. iu, fig. 13. 
Hab.—Isipingo, Natal. 
182. Srsrrum canceLLatum (Quoy & Gaimard). 
Ricinula cancellata, Quoy & Gaimard: Tryon, Man. Conch., vol. u, 
p. 188, pl lviii, tigs. 242, 250. 
Hab.—Umkomaas. 
183. Sisrrum mMARGINATRUM (Blainyille). 
Sistrum marginatrum, Blainville: Tryon, Man. Conch., vol. 11, p. 186, 
pl. lvii, fig. 225. 
Sistrum affine, Pease: Sowerby, Marine Shells 8. Afr., Appendix, p. 6. 
Hab.—Durban (Burnup). 
184. Srstrum morus (Lamarck). 
Ricinula morus, Lamarck: Reeve, Conch. Icon., vol. 11. fig. 10. 
Hab.—Isipingo (Burnup). 
185. Sistrum Ricinus (Linn.). 
Ricinula arachnoides, Lamarck : Reeve, Conch. Icon., vol. iu, pl.i, fig. 5. 
Sistrum arachnoides, Lamk.: Sowerby, Marine Shells 8. Afr., p. 15. 
Hab.—Natal. 
The older name ricinus should be used for this species. 
186. Sistrum squamMosum, Pease, var. 
Sistrum squamosum, Pease, var.: Smith, Journ. Conch., vol. x (1901), 
7 lls: 
ey rae and Durban (Burnup). 
187. Sisrrum squamitrRatuM, n.sp. Pl. XV, Fig. 17. 
Testa ovato-fusiformis, turrita, albida; anfractus 9, superiores tres 
leeves, convexi, ceteri in medio angulati, costis vel plicis circiter 8 ad 
angulum acute productis instructi, liris spiralibus squamatis 6-7 ornati, 
ultimus infra angulum liris circiter 14 (quarum 3—4 quam altis majores) 
instructus; apertura rosea, angusta, longit. totius } adequans; 
labrum intus denticulis 6-7 munitum; columella ecallo tenui roseo 
reflexo induta, prope medium subtuberculata. Long, 19, diam. 10 mm.; 
apertura cum canali 10 mm. longa, 3°5 lata. 
Hab.—Isipingo (Burnup). 
188. CorattiopHina RuBRococcINEA, Melvill & Standen. 
Coralliophila rubrococcinea, Melv. & Stand.: Proc. Zool. Soc , 1901, 
vol. um, p: 401, pl. xxi, fig. 2; 
Pseudomurex Meyendorfi, Sowerby : Marine Shells 8. Afr., p. 16 
(nec Caleara). 
