CONCHOLOGY. 
4, M. nebula. Brit. Zool. pl. 82. fig. 7.—~ 
5. 
6. 
4. 
8. 
14. 
SS oe, ee See ee ee Se 
Montague, pl. 15. fig. 6. 
. Septangularis, Montague, pl. 9. fig.5.— 
Donovan, pl. 179. fig. 4. 
.costatus. Brit. Zool. pl. 82. fig. 2.— 
Donovan, p. 91. 
. turricula, Montague, pl. 9. Sig. T= 
Donovan, p. 156. 
. rufus. Montague, puge 263. 
.corneus. Brit. Zool. pl. 79. fig. 2.— 
Donovan, p. 38. 
. linearis, Montague, pl. 9. fig. 4.—~ 
Donovan, pl. 179. fig. 3. 
. purpureus. Montague, pl. 9. fig. 3. 
. reticulatus. Da Costa, pl. 8. fig. 13. 
. pictus, Zoological Journal, vol, 2, t. 13, 
jig. 7. 
A new species, found by Dr. Turton. 
M. 
attenuatus. Montague, t. 9. fig. 6. 
15. M. tubercularis. Montague, p. 270, 
16, M. adversus, Donovan, t. 159. 
TROCHUS. 
Shell spiral, more or less eonic: aperture a little 
angular or rounded, and contracted transversely : 
pillar placed obliquely. 
1, Trochus magus. Brit. Zool. pl. 83. fig. 4. 
— Donovan, pl. §. fig. 1. 
2. T. tumidus, Montague, t. 10. fig. 4. 
*2, T. crassius. Donovan, t. 71, 
