yaye 

 Crisp, Edwards, M.D. 



On the presence or absence of Air in the Bones of 

 Birds 9, 215 



Exhibition of a Nest 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 Cuming, Esq. 123 



Elsey, M. 



Letter containing Observations respecting various Species 

 of Birds met with in the neighbourhood of the Victoria River 

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

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



Gouj.d, Augustus A., M.D. 



On the true Nautilus umbilicatus of Lister 20 



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



Descriptions of Three New Species of the Genus Pha'e- 

 thornis, Family Trochilid.ee 14 



Descriptions of Three New and very beautiful Species of 

 Birds from Guatemala and from the Island of Lombock. ... 64 



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 1£H) 



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 24 1 



On a New Species of Cassowary 268 



Gray, Dr. John Edward, F.R.S., V.P. Ent. and Z.S., &c. 



On the Structure of the Pelvis of Cldamyphorus trun- 

 cutus 8 



