40 MARINE SHELLS OF SOUTH AFRICA. 
Hipronyx piLosus, Deshayes, Tryon, M. of C., vol. viii. 
pl. 40, fig. 3—Natal coast ( Krauss). 
Hipponyx GRANULATUS, A. Adams, Proc. Zool. Soc. 1853, 
p. 171, pl. 20, fig. 3.—Natal and Port Elizabeth. 
Hrpponyx AusTRALis, Quoy and Gaimard, Tryon’s 
Manual, vol. viii. p. 136, pl. 41, figs. 12, 13. =H. acutus 
(Quoy).—Natal coast (Krauss). 
NERITA ALBICILLA, Linn., Thes. Conch. vol. v. p. 464, 
figs. 26, 27.—Natal coast (Krauss), Port Elizabeth (Bairstow 
and Crawford), Mauritius, Red Sea, &e. 
Nerita pourra, Linn., Thes. Conch. vol. v. pl. 463, 
figs. 2, 3.— Natal coast (Krauss), Port Elizabeth, Zanzibar, 
Mauritius, &e. 
NeERITA UMLASSIANA, Krauss, Sudafr. Moll. p. 89, pl. 5, 
fig. 25.—Mouth of River Knysna (Krauss). 
NERITA QUADRICOLOR, Gmelin, Thes. Conch. vol. v. pl. 463, 
fig. 14.—Natal Point (Krauss). This species is common in 
the Red Sea. I have not met. with it from South Africa. 
Nerira puicaTa, Linn., Thes. Conch., vol. v. pl. 466, 
figs. 79, 80.—Very common on various parts of the South 
African coast. 
Neriva Exuvia, Linn., Thes. Conch. vol. v. pl. 464, fig. 34. 
—Natal Bay (Krauss). I have not met with this species 
from South Africa. It is common in various parts of the 
Indian Ocean. 
NERITA PLEXA, Chemnitz, Thes. Conch. vol. v. pl. 464, 
fig. 33.—Port Elizabeth. Widely distributed in the Indian 
Ocean. 
NERITA SANGUINOLENTA, Menke, Thes. Conch. vol. v. 
pl. 468, fig. 113 (as albicilla var)—Port Elizabeth. Dis- 
tribution: Mauritius, Madagascar, &c. 
NerITA COMMA-NorATA, Reeve, Conch. Icon. sp. 72; Thes. 
Conch. vol. v. pl. 466, fig. 59. 
Nerita Lisreri, Récluz, Thes. Conch. vol. v. pl. 465, 
fig. 51.—Port Elizabeth. 
