CONTENTS. 



Page 

 No. 1. — A contribution towards the Revision of the Passalidae of the World. F. H. 



Gravely . . . . . . . . . . . . 1 



{Published 19th December, 1918). 



No. 2. — Observations on the Shells of the Family Doliidae. E. W. Vredenburg . . 145 



(Published 28th July, 1919). 



No. 3. — On a collection of Oligochaeta from the lesser known parts of India and from 



Eastern Persia. J. Stephenson .. .. .. .. 191 



(Published 27th April, 1920). 



No. 4. — Report on the Parasitic Nematodes in the collection of the Zoological Survey 



of India. H. A. Baylis and R. Daubney . . . . . . 263 



(Published 22nd December, 1922). 



