Vll 



Page 

 List of Mammalia from the Camaroon Mountains, col- 

 lected by Capt. Burton, H.M. Consul, Fernando Po 180 



Note on the Size of a Seal (^Callocephalus fcetidus) at the 



time of Birth 202 



Descriptions of some New Species of Mammalia 261 



Notice of two New Species of Batagur in the Collection 

 of the British Museum 264 



Notice of a New Species of Dogania from Asia 265 



Gulliver, George, F.R.S , F.Z.S., Professor of Comparative 

 Anatomy and Physiology to the Royal College of Surgeons. 



On the Red Corpuscles of the Blood of Vertebrata, and on 

 the Zoological Import of the Nucleus, with Plans of their 

 Structure, Form, and Size (on a Uniform Scale) in many 

 of the diiferent Orders 91 



GiJNTHER, Dr. Albert, M.A., M.D., Ph.D., F.Z.S. 



Remarks on the Incubation of the female Python in the 

 Society's Gardens 1 



A List of Snakes from Bahia 23 



Contribution to the Knowledge of the British Charrs. ... 37 



Descriptions of New Species of Reptiles and Fishes in the 

 Collection of the British Museum 188 



Note on Nannojperca australis , 208 



GuRNEY, John Henry, M.P., F.Z.S. 



Some Remarks on Aquila desmiirsii, J, Verr 145 



Hamilton, Edward, M.D., F.L.S., F.Z.S., &c. 



On the Assumption of the Male Plumage by the Female of 

 the Common Pheasant 23 



Exhibition of a female example of the Grey Hen (Tetrao 

 tetrix), which had partly assumed the male plumage 84 



