Owen, Richard, Esq., F.R.S. &c. page 



Notes on the Eggs and Young of the Apteryx, and on the 

 Casts of the Eggs and certain Bones of j^pyomis (Isid. 

 GeoflFroy), recently transmitted to the Zoological Society of 

 London 9 



Notes on the Anatomy of the Tree-Kangaroo (Dendrola- 

 ffus inustus, Gould) 103 



Pegus, Lieutenant. 



On the Habits of the Muugoos (Herpestes griseus) 89 



Pfeiffer, Dr. Ludwig. 



Descriptions of Sixty-six New Land Shells, from the Col- 

 lection of H. Cuming, Esq. 56 



Descriptions of Eighteen New Species of Land Shells, from 

 the Collection of H. Cuming, Esq 83 



Descriptions of Fourteen New Species of Land Shells, from 

 the Collection of Hugh Cuming, Esq 135 



Descriptions of Twenty-four New Species of Land Shells, 

 collected by M. Salle on the Island of St. Domingo, from 

 Mr. Cuming's Collection 138 



Descriptions of Fourteen New Species of Operculated Land 

 Shells, from Mr. Cuming's Collection 144 



Descriptions of Twelve Species of Land Shells, from New 

 Zealand I47 



Descriptions of Eight Species of Land Shells, from the 

 Island of Mauritius 149 



Descriptions of Nineteen New Species of Land Shells, col- 

 lected by M. Bourcier, Consul-General, Quito 151 



Descriptions of Eighteen New Species of Land Shells, from 

 the Collection of H. Cuming, Esq. . . ; 156 



Reeve, Lovell, Esq., F.L.S. &c. 



Description of a New Species oi Helix, from Van Diemen's 

 Laud 31 



Descriptions of New Species of Paludonius, a Genus of 

 Freshwater MoUusks 1 26 



