pac/e 

 Crisp, Edwards, m. d. 



On the presence or absence of Air in the Bones of 

 Birds 9, 215 



Exhibition of a Nešt believed to be that of the Great Grey 

 Shrike (Lanius excubitor) 219 



DoHRN, H. 



Description of Thirteen New Species of Paludinacea from 

 Ceylon, in the Collection of Hugh Cumiug, Esq 123 



Elsey, m. 



Letter containing Observations respecting Tarious Species 

 of Birds met with in the neighbourhood of the Victoria River 

 Depot, N.W. Austraha, lat. south 1 7° 34' 30" (communi- 

 cated by Johu Gould, F.R.S. &c.) 23 



Goui-D, Augustus A., M. D. 



On the true Nautilus umbilicatus of Lister 20 



Gould, John, F.R.S., V.P.Z.S., &c. 



Deseriptions of Three New Species of the Genus Pha'ė- 

 thornia, Family Trochilidce 14 



Deseriptions of Three New and very beautiful Species of 

 Birds from Guatemala and from the Island of Lombock. ... (j4 



Observations on his visit to the United States of America ; 

 with Description of a New Species of Ceriornis found in the 

 Collection of Dr. Cabot, of Boston, U. S IGO 



On several New Species of Birds from various parts of the 

 World 220 



On Four New Species of Mus and One of Hapalotis, from 

 Australia ^'41 



On a New Species of Casso\vary 268 



Gray, Dr. John Edvard, F. R. S., V. P. Eut. and Z. S., &c. 



On the Structure of the Pelvis of Chlamyphorus trun- 

 calus S 



