INTRODUCTION. V 



Thus, among the collections which have been received as 

 presents, those presented by 



The Hon. East India Company, are to be regarded as 

 authentic examples of the species described by Dr. 

 Horsfield, in his " Zoological Researches in Java," and 

 in his papers in " TheLinnean Transactions," the " Zoo- 

 logical Journal," and in the " Proceedings of the Zoolo- 

 gical Society." 



The Hudson's Bay Company, as the types of the species 

 described by Dr. Richardson in his " Fauna Boreali- 

 Americana." 



The New Zealand Company, as the types of the species 

 discovered by Dr. Dieffenbach, in New Zealand, and 

 described by Mr. G. R. Gray, in the Appendix of that 

 traveller's Journal. 



Capt. Sir George Back and Capt. Sir John Franklin, R.N., 

 C. B., for the specimens described in the Appendices to 

 the accounts of the Northern Voyages. 



Mr. George Barclay, as the types of the species collected 

 during the voyage of H. M. S. Sulphur. 



Capt. Sir Edward Belcher, R.N., C.B., as the specimens 

 collected during the voyage of H.M.S. Sulphur and 

 Samarang. 



A. Bloxam, Esq., as the types of the species described in 

 the Voyage of H.M.S. Blonde, and in Mr. J. E. Gray's 

 " Zoological Miscellany." 



Sir William Burnett and Capt. Fitzroy, R.N., as the types 

 of the species collected during Capt. Fitzroy's voyage, 

 and described in Mr. Darwin's " Zoology of the Voyage 

 of H.M.S. Beagle." 



Capt. William Chambers, R.N., as the types of the species 

 from North West Australia, described in Mr. Gould's 

 "Birds of Australia." 



