102 PERCY SLADBN TRUST EXPEDITION. 



188. Gyrineum {Lampas) lampas (L.). 



Loc. Providence I. : Station D 3, 29 fathoms, coral-rock. 



Amirantcs, 30-32 fathoms. 

 B}' some authors [e. g. von Martens) placed in Lotorium. 



(c) GYMNOGLOSSA. 



Pamily EulimidaB. 



189. Eulima arcnata, Sowh. 

 Loc. Chagos Archipelago. 



190. Eulima aciculata, Sowb. 



Loc. Chagos Archipelago : Salomon, on Holothurice . 



191. Eulima subangulata, Sowb. 



Loc. Chagos Archipelago : Salomon, with E. aciculata on MolothuritB. 



Family PyramidellidaB. 



192. Fyramidella terebellum (Miill.). 

 Loc. Amirantes : Station E 11, 25-80 fathoms. 



(rf) RHACHIOGLOSSA. 



Family MuricidSB. 

 Subfamily i. Muricinse. 



193. Murex tribulus, L. 



Loc. Sava de Malha Banks : Station C 4, 123 fathoms. 



In but poor condition. 



Var. crassispina. Lam. 



Loc. Seyclielles : Station F 3, 39 fathoms, hard sand. 



194. Murex [Chicoreus) adustus, Lam. 



Loc. Seychelles : Station F 5, 44 fathoms, shells and coral-rubble. 



Chagos Archipelago : Diego Garcia, Barachois Maurice. 

 Exceedingly widely distributed. 



195. Murex {Chicoreus) axicornis. Lam. 



Loc. Saya de Malha Banks : Station C 12, 47 fathoms, shell-rubble and mud bottom. 



196. Murex [Chicoreus) nticrophyllus, Lam. 



Loc. Amirantes : Station E 6, 28 fathoms, among Polyzoa and Pecten-yaXye rubble. 



