566 MR. SCLATER ON ADDITIONS TO THE MENAGERIE. [NoV. 26, 



Fig. 1. ThconcJla swinhoci, nat. size. 

 l3. Network of ditto, magnified. 

 3. PusLform spicules of ditto, magnified. 



ThEONELLA SWINHOEI. B.M. 



Sponge thick, short, cup-shaped ; base broad, expanded ; the cup 

 shallow, with a very thick edge ; the outer surface covered with a 

 rather smooth crustaceous coat, without any appearance of oscules. 



Hab. Formosa (Swinkoe). 



November 26, 1868. 



Dr. Edward Hamilton, V.P., in the Chair. 



Mr. P. L. Sclater called attention to the following recent notice- 

 able additions to the Society's Menagerie : — 



1 . A female European Bison (Bos bison), bred in the Gardens of 

 the Zoological Society of Amsterdam, and received in exchange from 

 that Society November 6th. 



2. A Monkey of the genus Macacns, deposited by Major C. 

 Richards, of the Bengal Staff Corps, November 9th, having been 

 captured at Dalamcote Fort, Bhootan, in December 1863. This 

 animal appeared to be the Macacus assamensis, very shortly de- 

 scribed by M'Clelland in his " List of Mammalia and Birds collected 

 in Assam," in the Society's • Proceedings' for 1839, p. 148. Whe- 

 ther it was the Pithex oinops or P. pelops of Hodgson (J. A. S. B. 

 ix. p. 1212) could only be determined by an accurate examination 

 of the animal when dead, and comparison of it with Hodgson's type 

 specimens. <It seemed, at all events, judging from the living animal, 



