Dec. 1847.] 329 



Stated Meeting, December 21, 1847. 

 Vice President Morton in the Chair. 



DONATIONS TO MUSEUM. 



Three hundred and forty-two crania of Birds, comprising 222 

 species ; also three crania of Mammalia. Presented by Dr. 

 Wilson. 



Mounted skeleton of Boa constrictor. Presented by Messrs. 

 Watson, Vaux, Ashmead, Lambert, Percival and Leidy. 



Skeletons of Didelphis virginiana, aud Mus musculus. Pre- 

 sented by Mr. Wm. G. Wistar. 



Two species of Trilobites. Presented by Mr. Samuel Ash- 

 mead. 



DONATIONS TO LIBRARY. 



Archiv. fiir Naturgcschichte geriindet von A. F. A. Wieg- 

 mann, herausgegeben von Dr. W. F. Erichson. No. 6, 

 1846. No. 2, 1S47. Deposited by Dr. Wilson. 



Oken's Isis, No. 7, for 1847. From the same. 



Verzeichniss der doubletten des Zoologischen Museum dei 

 Konigl. Universitat zu Berlin nebst Beschreibung veiler 

 bischer unbekanntner arten von Saugethieren, Vogeln, 

 Amphibien und Fischen herausgegeben von Dr. H. Lich- 

 tenstein. 4to. Berlin, 1823. From the same. 



The Literary Record and Journal of the Linnean Association 

 of Pennsylvania College. Vol.4. No. 2. From the Asso- 

 ciation. 



American Journal of Agriculture and Science; conducted by 

 Dr. Emmons and A. Osburn, Esq., Nov. 1847. From the 

 Editors. 



Mr. Cassin read a paper entitled, "Descriptions of three 

 species of the genus Icterus, presumed to be new ; speci- 

 mens of which are in the collection of the Academy of 

 Natural Sciences of Philadelphia." Referred to Messrs. 

 Wilson, Harris, and Gambel. 



