No. 210. 



ABSTRACT OF THE PROCEEDINGS 



OF THE 



ZOOLOGICAL SOCIETY OF LONDON.* 



November 16th, 1920. 



Prof. J. P. Hill, D.Sc, F.R.S., Vice-President, 

 in the Chair. 



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

 Menagerie during the month of October 1920. 



Mr. F. Martin Duncan, F.R.M.S., F.Z.S., exhibited and made 

 remarks upon a series of cinematograph films, which he had taken 

 of Animals in the Society's Gardens. 



Mr. J. T. Cunningham, M.A., F.Z.S., exhibited and made 

 remarks upon a specimen of the Leech Trocheta^ recently found 

 in the Society's Gardens. 



Dr. W. A. OuNNiNGTON, M.A., F.Z.S., gave an account of his 

 paper on the " Fauna of the African Lakes, with special reference 

 to Tanganyika." After referring to certain physical and geo- 

 logical features which have a bearing on the subject, the nature 

 of the various animal forms inhabiting the lakes was dealt with. 

 Tanganyika was shown to have a very distinctive fauna, in that : — 

 (1) it includes many more different types than any of the other 



* This Abstract is published by the Society at its offices, Zoological Gardens, 

 Regent's Park, N.W., on the Tuesday following the date of Meeting to which 

 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 on the 

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

 the sum of Six Shilliiigs per annum, payable in advance. 



