Page 

 A Description of the Vessels of the Neck and Head in the 



Ground- Hornbill {Bucorvus abyssinicus) 461 



Owen, Prof. Richard, C.B., D.C.L., F.R.S., F.L.S., F.Z.S., &c. 



Notice of a memoir on a large extinct Kangaroo of the 

 genus Palorchestes 438 



Parker, T. Jeffery, Assoc. R.S.M. 



Notice of a memoir on the intestinal spiral valve in the 

 genus Raia 764 



Ramsay, R. G.Wardlaw, F.Z.S.,M.B.0.U., Lieutenant 67th 

 Regiment. 



Description of a new Oriole from N.E. Borneo 709 



Exhibition of, and observations upon, a specimen of Peri- 

 crocotus Jlammeus in an abnormal state of plumage 765 



Reinhardt, J., F.M.Z.S. 



Extract of a letter from, on a new species of Curassow . . 108 



St. John, Captain H.C, R.N. 

 See MiERs, Edward J. 



Salvadori, Count Thomas, M.D., C.M.Z.S. 



A few Remarks on Mr. Elliot's paper " On the Fruit- 

 Pigeons of the Genus Ptilopus " G 1 



On Acomus inor7iatus, Salvad. (Plate XLVIII.) 651 



Salvin, Osbert, M.A., F.R.S., F.Z.S. 



On some Birds transmitted from the Samoan Islands by 

 the Rev. T. Powell 128 



Salvin, Osbert, M.A., F.R.S., F.Z.S., and Godman, Fre- 

 derick Du Cane, F.L.S., F.Z.S. 



Descriptions of new Species of Bhopalocera from Central 

 and South America. (Plate XIV.) 150 



