No. 149. 



' ABSTRACT OF THE PROCEEDINGS 



OF THE 



ZOOLOGICAL SOCIETY OF LONDON.^ 



November 9th, 1915. 



Dr. S. F. Harmer, M.A., F.K.S., Yice-Presiclent, 

 in the Chair. 



The Minutes of the last Scientific Meeting were confirmed. 



The Secretary read a Report on the Additions to the Societj's 

 Menagerie during the month of October, 1915. 



Prof. H. Maxwell Lefroy, M.7^., F.Z.S., Curator of Insects, 

 read a report on the House-Fly Investigations carried out during 

 the present year in the Society's Gardens. 



Mr. C. J. C. Pool, Assistant Curator of Insects, read some 

 notes upon a number of species which had been bred and 

 exhibited in the Caird Insect House. 



Dr. G. E. Inicholls read a paper containing an account of the 

 anatomy of Bana tigrina, the so-called Bull-frog of India, and 

 drew attention to certain features in which this species differs 

 from its European congeners. 



Dr. J. C. Mottram read a paper on " Pattern-blending with 

 I'eference to Obliterative Shading and Concealment of Outline." 

 The paper recorded the results of laboi'atory experiments with 



* This Abstract is published bj' the Society at its offices, Zoological Gardena, 

 Regent's Park, N.W., on tlie Tuesday follo\ving the date of Meeting to -wbici) 

 it refers. It will be issued, along with the 'Proceedings,' free of extra charge, 

 to all Fellows who subscribe to the Publications ; but it may be obtained en the 

 day of publication at the price of Sixpence, or, if desired, sent post-free for 

 the sum of Six Shillings per aniiuni, payable in adyance. 



