THE A>fNALS 



AND 



MAGAZINE OF NATUEAL HISTORY. 



[SEVENTH SERIES.] 

 No. 20. AUGUST 1899. 



Y.— Notes on the Mollusca of the Arabian Sea, Persian Gulf, 

 and Gulf of Oman, mostly dredged by Mr. F. W. Totvnsend, 

 with Descriptions of Twenty-seven Species. By Ja.MES 

 Cosmo Melvill, M.A., F.L.S., &c. 



[Plates I. & II.] 



The present paper constitutes the third of a series * written 

 to further the elucidation of the large molluscan collections 

 gathered from time to time during the past seven or eight 

 years by J^lr. F. W. Townsend, of the Indo-European 

 Telegraph Service, mainly amongst the islands and bays of 

 the Persian Gulf and that portion of the Arabian Sea 

 impinging on the JSlekran coast of Beluchistan as far as 

 Karaclii. In the second of these papers f a full account of 

 the methods employed in dredging and of the area traversed, 

 with sundry other particulars, is given ; but it seems unneces- 

 sary to reproduce here any of these details, to which I would 

 simply refer any who may be interested in the narration. 

 Suffice to say that I hope some day to be able to prepare 

 as complete a catalogue as possible of these collections, the 



* Cf. Mem. Lit. & Phil. Soc. Manch. vol. xli. pt. 3, 189G-97, pp. 1-26; 

 vol. xlii. pt. 2, 1897-98, pp. 1-39. 

 t L. c. pp. 3-7. 



Ann. & Mag. N. Hist. Ser. 7. Vol. iv. 6 



