383 



A Porcupine was presented in the name of Mr. C. W. 

 Bellows of Pepperell, Mass. The thanks of the Society 

 were voted for the donation. 



On motion of M. Bouve, it was voted, that the thanks of 

 the Society be presented to Mr. Perley of New Brunswick, 

 for his recent donation of minerals and fossils. 



Mr. Henry D. Thoreau of Concord, Mass. was elected a 

 Corresponding member. 



BOOKS ADDED TO THE LIBRARY DURING THE QUARTER ENDING 

 DECEMBER 31. 



Journal de Conchy liologie. No 1. 8vo. Pamph. Paris, 1850. 

 Exchange. 



Annales des Sciences Physiques et Naturelles d'Agriculture 

 et d'Lidustrie de Lyon. Tomes X. et XI. Annees, 1847 -8. 

 8vo. Lyons. Exchange. 



Annales de la Societe Linneene de Lyon. Annees 1847 - 9. 

 8vo. Lyons, 1850. Exchange, 



Memoires de TAcademie des Sciences, Belles Lettres, et Arts 

 de Lyon. Classe des Lettres : Tomes 1, 2. Classe des Sciences : 

 Tomes 1,2. 8vo. Lyons, 1848-50. 



Address before the American Medical Association. By John 

 C. Warren, M. D. 8vo. Boston, 1850. From the Author. 



Annales de la Societe Entomologique de France. Tomes 

 1-17. 1832-48. 8vo. Paris. 



Annual Message of the President of the United States, with 

 accompanying Documents. Vol. 3d. 8vo. Washington, 1850. 

 From R. C. Winthrop. 



Contributions to the Natural flistory of the Acalephse of North 

 America. 4to. Pamph. Boston, 1850. By Prof. Louis Agassiz. 

 From the Author. 



Classification of Insects, from Embryological data. By Prof. 



