CONTENTS OF VOL. XV. 



[THIRD SERIES.] 



NUMBER LXXXV. 



Page 



I. On the British Arctia. By Charles C. Babington, M.A., 

 F.R.S., Professor of Botany in the University of Cambridge 1 



II. New Land-Shells from Travancore, Western and Northern 

 India. Described by W. H. Benson, Esq., Retired List, Bengal 

 Civil Service 11 



III. On the Circulation of the Blood in the Spiders of the Genus 

 Lycosa. By Edouard Claparede 16 



IV. Diagnoses of new Forms of Mollusca from the Vancouver 

 District. By Philip P. Carpenter, B.A., Ph.D 23 



V. Descriptions of New Genera and Species of Phytophaga. By 



J. S. Baly 33 



VI. Observations on Raphides and other Crystals in Plants. By 

 George Gulliver, F.R.S 38 



VII. On the Affinities of some doubtful British Fishes. By 

 Theodore Gill 40 



VIII. Description of a new Species of Leptocephalus. By Prof. 

 Peters 48 



IX. On Plesiosaurus macropterus, a new Species from the Lias of 

 Whitby. By Harry Seeley, F.G.S., Woodwardian Museum, 

 Cambridge 49 



X. On the Systematic Position of the Strepsiptera. By Prof. 

 Schaum 53 



Proceedings of the Zoological Society 59 — 74 



On Salmo cambricus, by Dr. A. Giinther; On the Cetacea of the 

 French Mediterranean Coasts, by M. Paul Gervais ; Descriptions 



