MUEEX— Plate XIX. (Thes. 398.) 



Fig. 



171. SPiNicosTATUS, sp. 159, Valenc. — Gulf of Mexico. 



172. MEQACEKUS, sp. 171, Sowb. P.Z.S. 1845. — Moquinianus, 



Duval, J. Conch, vol. iv. 1853. — China. 



173. LiKATUs, sp. 173, ^. Ad. P.Z.S. 1851.— W. Africa. 



174. TENUIS, sp. 175, Sowb. — W. Africa. 



175. 176. PEiNCEPS, sp. 153, Brod. P.Z.S. 1832. Young, 



nitidus, Brod. ? — Puerto Portrero, Panama. 



177. SAXATiLis, sp. 150, Linn. Young, M. hopUtus, Fischer, 



Journ. Conch. — Eastern Seas. {Hopl.) W. Africa. 



178. FASCIATUS, sp. 228, Soivb. P.Z.S. 1840.— Mouth of the 



Gambia. 



179. ANGULARis, sp. 172, Lain. — Senegal. 



