THE JOURNAL OF MALACOLOGY. 



Established in 1S90 as " I'he Conchologist, a Journal of Malacology." 



No. 2. JUNE, 1903. VOL. X. 



Contents. 



Pa-e. 



A Revision of tlie ColumbeUidac of tlic Persian Gnli' and Norlli Arabian 

 8ca, with description of (7. calliope, n. sp. 



By J. Cosmo Melvill, M.A., F.L.S. 27 



Tlie Anatomy of certain species of Ceralisolen SbwA Solecurtus, 



By H. H. Bloomeii. 31 



Classification of the British species of the genus Solen. Linne. 



By H. H. Bloomer. 41 



On the Origin and Function of the Fourth Aperture. By H. H. Bloomek. 43 



A Classified List of the Hclicoid Land Shells of Asia. Part vi. 



By G. K. GUDE, F.Z.S. 4.") 



On tlio new Genus and Species of the Family Phenacuhelicidae. 



By Heniiy Suteu. 62 



Descriptions of new Land Shells from the Austro-Malayan Region. 



By E. R. Sykes, B.A., F.L.S. G4 



Current Literature. Notes. 

 Editor's Notes. 



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