70 PR0CEKDINQ8 OP THE [May, 1869. 



Der Zoologische Garten, 1868. 



Naturwissenscliaftliche Gesellschaft Isis, Dresden : Sitzsimgs- 

 berichte, 1868, Nos. 10-12. 



Koyal Society, London : Proceedings, Vol. XVI, Nos. 1 01-109. 



A letter from the Eeading Society of Natural Sciences, Keading, 

 Pa., soliciting exchange, was read, and the request granted. 



Mr. W. Wragg Smith was elected Librarian of the Society. 



MAY 28th, 1869. 

 The President in the Chair. 



Mr. W. Wragg Smith exhibited a specimen of an undetermined 

 Fungus growing upon JPinus taeda. 



Mr. Smith read a continuation of his paper on " The Fall of the 

 Leaf, &c." * 



JUNE 10th, 1869. 

 The President in the Chair. 



Mr. Wm. G. Mazyck exhibited specimens of Aphis infesting the 

 leaves of Geraniums. 



* See Note, page 61. 



