IV 



Bonaparte, C. L. (Prince of Musignano). page 



On the Habits of the Long-tailed Trogon {Trogon re- 



splendens, Gould) , 101 



Description of new or interesting Birds from South America 

 and Mexico 108 



BosTOCK, Dr. 



Analysis of the Fluid found in the chambers of the Spon- 

 dylus varius "66 



BuRTON, E., Esq. 



Description of a New Kingfisher (^Ceyx microsoma), and 

 a female specimen of Caprimulgus monticolus 89 



Chambers, R., Esq. 



On a simple method of taking Impressions of Feathers 

 upon Paper 36 



On the Habits andGeographical Distribution of Humming- 

 Birds 37 



Charlesworth, Mr. E. 



Keniarks upon the mode of Keparation in the aniiual of 

 the Argonaut 84? 



CuMiNG, H., Esq. 



Letter accompanying a donation of Skins from Manilla . 70 



Darwin, c, Esq. 



Remarks upon the Habits of the Genera Geospiza, Ca- 

 marhynchus, Cactornis, and Certhidea of Gould 49 



Denny, h., Esq. 



Letter addressed to N. A. Vigors, Esq., M.P., noticing the 

 capture of a malė specimen of the Snowy 0\vl at Selby ... 45 



Desjardins, m. j. 



Letter from, accompanying a Memoir of the late Charles 

 Telfair, Esq., Corr. Memb. Z.S 15 



EyTON, T. C, Esq. 



Notice of some Osteological Peculiarities in difFerent skele- 

 tons of the Genus Sus 23 



Gould, Mr. J. 



Remarks on a group of Ground Finches from Mr. Daruin's 

 CoUection, -Nvith characters of the Ne\v Species 4 



Exhibition of Australian Birds from his own CoUection, 

 and characters of New Species 7? 88 



Observations on the Raptorial Birds in Mr. Darsvin's Col- 

 lection, with characters of the Ncav Species 9 



Exhibition of the Fissirostral Birds from Mr. Darwin's 

 CoUection, and characters of the New Species 22 



Characters of New Species of Australian Birds 24 



