118 [Nov., 1846. 



De organis quae respiratione et nutrione foetus manmialium 

 inserviunt. Prolusia academica quani scripsit D. F. Esch- 

 richt, M. D. Hafnise, 1837. From the same. 



Cm undersogelsen af de Nordiske Hvaler af D. F. Eschrict, 

 M. D. Kjobenhavn. From the same. 



Undersogelsen over Hvaldyrene af D. F. Eshricht : 



Forste af handling Bernserkninger over Cetologiens tidligere 

 og Nservserende skjebne. 



Anden af handling Anatomisk Beskrivelse af de ydre foster- 

 former hos to Nordiske Fiuhval-arter, med Anvendelse 

 paa Physiologien og Zoologien. 



Tredie afhandling Om fosterformene Bardihvalernes erna- 

 rings-og Forplantelsesredskaber. 



Fjerde afhandling Om Naebhvalen. From the same. 



Anatomische unter suchungen iibcr de Clione Borealis. H a 

 Carl Holbbll und D. F. Eschrict, M. D. Kopenhagen, 

 X838. From the same. 



The North American Sylva. By Michaux and Nuttall. 

 Vol. I. Philadelphia, 1842. In exchange. 



A letter was read from Mr. Edward Wilson, dated Leyd- 

 stip House, near Tenby, Pembrokeshire, England, 22d Sept.-. 

 1846, acknowledging the receipt of his notice of election as 

 a Correspondent. 



Dr. Morton read a portion of a paper intended for publi- 

 cation in the American Journal of Science, on Hybridity in 

 animals considered in reference to the question of the Unity 

 of the Human Species. 



Stated Meeting, November 10, 1846. 

 Vice President Morton in the Chair. 



DONATIONS TO MUSEUM. 



Mr. Lewis Germain, of Burlington, N. J., presented an ad- 

 ditional number of fossils from the marl strata near that 

 place. Also the tooth of a Sphyraena from Mullica Hill, 

 New Jersey. 



