No. 87. 



ABSTRACT OF THE PROCEEDINGS 



OF THE 



ZOOLOGICAL SOCIETY OF LONDON.^ 



December 11th, 1906. 



Dr. Henry Woodward, F.R.S., Vice-President, 

 in the Chair. 



The Secretary exhibited a drawing, by Mr. Carton Moore- 

 Park, F.Z.S., of " Martha," the young Gorilla that had recently 

 died in the Society's Menagerie. 



Mr. H. B. Fantham, B.Sc, F.Z.S., exhibited original drawings 

 of " Trypanosoma " halhianii (Certes), showing apparent cilia, 

 which might, however, be only threads of the sheath or undulating 

 membrane which had become ruptured. These w-ere first seen in 

 this organism by M. Fred Yl^sand himself at Roscoff this summei-. 

 This parasite, which occurs in the crystalline style of the Oystei-, 

 was compared with various Spirilla and Spirocha^tes, and its syste- 

 matic position among the Protista was discussed. 



The Secretary exhibited, on behalf of Dr. C. G. Seligmann, two 

 skulls of the Domestic Sheep, one of which was of a normal male 

 and the other of a male castrated in youth, and called attention 

 to the differences in the bones apart from those directly associated 

 with the absence of the hoi'ns in the castrated specimen. 



Mr. F. E. Beddard, F.R.S., exhibited some examples of the 

 Earthworm [Benha/tnia johnstoni) from Mt. Ruwenzori, which 

 had been entrusted to him for study by Mr. W. R. Ogilvie-Grant. 



Mr. J. L. BoNHOTE, F.Z.S., exhibited one of the innermost 

 secondaries of the Knot {Tringa canutus) taken from a bird in 

 his aviaries. The feather was remai-kable from the fact that the 

 summer feather instead of being cast at the autvimn movilt w«« 

 continuous with the new autumn feather ; it did not mei'ely 

 adhere to the tip of this latter, but the shaft was continuous and 



* This Abstract is published by the Society at 3 Hanover Square, London, 

 W., on the Tuesday following the date of Meeting to which it refers. It ^-ill 

 be issued, free of extra charge, to all Fellows who subscribe to the Publications, 

 along with the ' Proceedings ' ; but it may be obtained on the day of publication 

 at the price of Sixpeiice, or, if desired, sent post-free for the sum of Si.v 

 Shillings per annum, payable in advance. 



