THE ANNALS 



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 hij Mr. F. W. Totvnsend 

 with Descriptions of Twenty-seven Species. Qy James 

 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 moUuscan collections 

 gathered from time to time during the past seven or eio-ht 

 years by Mr. F. W. Tovvnsend, of the Indo-European 

 Telegraph Service, mainly amongst the ishmds and bays of 

 the Persian Gulf and tliat portion of the Arabian Sea 

 impinging on the Mekran coast of Beluchistan as far as 

 Karachi. 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. 1898-97, pp 1-96 • 

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



t L. c. pp. 3-7. 



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



