Nov., 1846.] 119 



Original specimen of Rafinesque's Mazama salinaria. Pre- 

 sented by Mr. Haldeman. [Mr. H. stated that this was in 

 reality merely a single prong of the horn of a Cervus, the 

 interior being mineralized. 



Two fine specimens, in skin, of Falco leucocephalus. From 

 Dr. Heermann. 



Dr. Dickeson presented twenty-six species of fossil Helix from 

 the Drift west of Natchez ; and also deposited six human 

 crania, four of which are from the mounds near that place. 



DONATIONS TO LIBRARY. 



Astronomical Observations made at the Naval Observatory, 

 Washington, under orders of the Secretary of the Navy, 

 dated Aug., 1838. By Lieutenant J. M. Gilliss, U. S. N. 

 Washington, 1846. From Lieut. Gilliss. 



Proceedings of the American Philosophical Society. Vol. 4, 

 No. 35. Jan. to June, 1846. From the Society. 



The American Journal of Science and Arts. New series. 

 Vol. 2, No. 6. From the Editors. 



Expedition shells, described for the work of the U. S. Ex- 

 ploring Expedition. By Aug. A. Gould, M. D. Boston, 

 1846. From the Author. 



On the Volcanoes of the Moon. By James D. Dana. New 

 Haven, 1846. Erom the Author. 



Medical Examiner, Vol. 4, No. 6, containing an article by 

 Dr. E. Hallowell, on the habits and post mortem appear- 

 ances of a Chimpanzee (Simia Troglodytes) which died in 

 Philadelphia. From Dr. Hallowell. 



Letters were read, 



From Mr. C. B. Adams, dated Middlebury, Vermont, Nov. 

 5, 1846, acknowledging the receipt of his notice of election 

 as a Correspondent. 



And from Mr. C. P. Wickersham, dated Kennett Square, 

 Chester Co., Pennsylvania, Oct. 26, 1846, addressed to the 

 Corresponding Secretary, containing the following, in refer- 



