378 MESSRS. MELVILL AND STANDEN ON [June 18, 



Fam. TUREITELLIDJE. 



Tfbeitella bacillum Kien. 

 M.C. Ormara. 



I. Bombay (Abercrotnbie). On\j in juvenile condition. It 

 is T, cerea Reeve. 



TUEEITELLA CINGFLIFEEA Sowb. 



P G. Linjab, 3| fathoms. Gulf of Oman, Malcolm Inlet 

 (Kubbatt Ghazira). Mostly young. 



TuERiTELLA FULTONi Melv. (Plate XXI. fig. 8.) 



P.G. Linjah. Hen jam Island ; 7-25 fathoms, live, fine speci-' 

 mens. Gulf of Oman, Jask beach. 



M.C. Charbar. Ormara Bay ; 2 fathoms, in sand. 



The type, described in 1897 from the last-mentioned locality on 

 the Mekran Coast, was only 27 mm. in length, and now, from 

 Henjam Island, have been brought fine examples nearly 3 inches 

 long, but with the same characters of pure white coloration and 

 revolving lirse. This species w^as first found by Mr. W. D. Cumming, 

 whose specimens are in the British Museum, but till lately 

 unlabelled. 



TUEEITELLA TEEEBEA L. 



Var. spectrum Reeve (sp.). 

 P.G. Bunder Abbas (31. F. ffoiissay). 



TuEEiTELLA (Hatjstatoe) COLUMN aeis Kien. 

 P.G. Shaikh iShuaib Island. 3-10 fathoms. 

 Gulf of Oman, Maskat. 5-12 fathoms, muddy sand and 

 stones. 



TlJEEITELLA (HaTJSTATOE) MACULATA EvC. 



P.G. Shaikh Shuaib Island. Gulf of Oman, Maskat. 5-12 

 fathoms, muddy sand, accompanying the last-named {T. colum- 

 naris). 



TuEEiTELLA (Haustatoe) vittulata Ad. & Rve. 

 P.G. Gulf of Oman, Jask. 5 fathoms, muddy rocks. 



TUEEITELLA (ToECULA) EXOLETA L. 



P.G. Gulf of Oman, Maskat. 15 fathoms. 

 T. cochlea Reeve is synonymic. 



TuEEITELLA (ZaEIA) nUPLICATA L. 



I. Bombay (Ahercrombie), plentifully. 



Mathilba geactllima, sp. n. (Plate XXII. fig. 18.) 

 M. testa gradato-attenuato, fusiformi, alhida, delicata ; anfractibus 

 8-9, quorum duo apicales vitrei, Iceves, globosi, cceteris midtum 



