LIST OF CONTENTS. 



May 1, 1906. 



Page 

 The Secretary. Report on the Additions to the Society's 



Menagerie during the month of March 1906 463 



Mr. Oldfield Thomas, F.R.S. Description of a new Species 



oiT>\xik.(iv, Cephalophus locdkeri. (Plate XXXV.) 463 



1. Further Notes on Anthropoid Apes. By the Hon. 



Walter Rothschild, Ph.D., F.Z.S 465 



2. On Mammals collected in South-west Australia for 



Mr. W. E. Balston. By Oldfield Thomas, F.R.S. ...468 



3. On the Lepidoptera collected by the Officers on the 

 recent Tibet Frontier Commission. By H. J. Elwes, 

 F.R.S., F.Z.S. , Sir George Hampson, Bt., F.Z.S. , and 

 J. Hartley Durrant, F.E.S. (Plate XXXVI.) 479 



4. Contributions to the Knowledge of the Vascular and 

 Respiratory Systems in the Ophidia, and to the Anatomy . 

 of the Genera Boa and Corcdlus. By Frank E. Beddard, ' 

 M.A., F.R.S., Pi'osector to the Society 439 



