CONTENTS. 



Page 



VIII. — On tlie past and present Water supplies of Calcutta. — By 

 AiEXANDEE Pedlee, F. I. C, F. C S., London and Berlin, .... 85 



IX. — On the Zoological Fosition of the Bharal, or Blue-Sheep, 



of Tibet.— By R. Ltdekkee, B. A., - 131 



X. — Description of a new Species of Diurnal Lepidoptera belong- 



ing to the Genus Hebomoia. — By J. Wood-Mason, 134 



