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 On the Occurrence of th.i Ringed or Marbled Seal (Phoca 

 hispida) on the coast of Norfolk, with Remarks on the Syno- 

 nymy of the Species ^06 



Remarks on a rare Australian Whale of the genus Ziphius. 631 



Notice of a Memoir on the Ziphioid Whales, and on the 

 Skeleton of Berardius arnouxi 631 



Gould, John, F.R.S., F.Z.S. 



Exhibition of a skin of Lady Rosse's Touraco (Muso- 

 phaga rossice) 1 



Descriptions of six new Humming-Birds 503 



Description of a new Species of Fruit-Pigeon from the Fiji 

 Islands 642 



Gray, John Edward, Ph.D., F.R.S., F.L.S., F.Z.S. 



Description of Platasterias, a new Genus of Astropectinidce, 

 from Mexico. (Plate IX.) 136 



Additional Notes on Rhinoclemmys mexicana. (Plate 

 XXVIII.) 296 



Additional Notes on the Genera Eupleres and Galidia, 

 and Note on Lemur ruber 297 



Notes on the Species of Bradypodidce in the British Mu- 

 seum. (Plates XXXV.-XXXVII.) 428 



Notes on Mr. Theobald's observations on Dr. Gray's Paper 

 on Tortoises 514 



Notes on Bush-bucks (Cephalophoridce) in the British 

 Museum, with the Description of two new Species from 

 Gaboon. (Plates XLIV.-XLVI.) 588 



Notes on the Skull of a Roebuck in the British Museum 601 



Gunther, Albert, M.D., Ph.D., F.R.S., F.Z.S. 



List of the Lizards belonging to the Family Sepidce, with 

 Notes on some of the Species 240 



