CONTENTS OF No. CXXXVI— New Series. 



MEMOIRS: 



PAGE 



Description of a New Species ofMoniligaster from India. By W. 

 Blaxland Bbnham, D.Sc.Lond., Aldrichian Demonstrator of 

 Comparative Anatomy in the University of Oxford. (With Plate 

 XXXII) 361 



Note on a New Species of the Genus Nais. By W. Blaxland 

 Benham, D.Sc.Lond., Aldrichian Demonstrator of Comparative 

 Anatomy in the University of Oxford. (With Plate XXXIII) . 383 



On a New Organ in the Lycoridea, and on the Nephridium in Nereis 

 diversicolor, 0. F. Miill. By E. S. Gooduich, P.L.S., Assistant 

 to the Linacre Professor of Human and Comparative Anatomy, 

 Oxford. (With Plates XXXIV & XXXV) . . .387 



Nephridia and Body-cavity of some Decapod Crustacea. By Edgar 

 J. Allen, B.Sc, University College, London. (With Plates XXXVI, 

 XXXVII & XXXVIII) 403 



Note on the Coelom and Vascular System of MoUusca and Arthropoda. 



By E. Bay Lankestee, M.A., F.R.S., Linacre Professor, Oxford . 427 

 Contributions to a Knowledge of British Marine Turbellaria. By F. 



W. Gamble, B.Sc, Berkeley Fellow of Owens College, Manchester. 



(With Plates XXXIX, XL & XLI) 433 



Pecularities in the Segmentation of certain Polychsetes. By Flo- 

 rence Buchanan, B.Sc, from the Zoological Laboratory of Uni- 

 versity College, London. (With Plate XLII) . . .529 



REVIEW : 



The Nephridia of Leeches . . . . . .545 



