IV 



Page 



Smith, Frederick, Esq. 



Descriptions of New Species of Hymenopterous Insects collected 

 by Mr. A. R. Wallace at Celebes 57 



Descriptions of Hymenopterous Insects collected by Mr. A. R. 

 Wallace in the Islands of Batchian, Kaisaa, Amboyna, Gilolo, 

 and at Dory, in New Guinea. (With a Plate.) 93 



Walker, Francis, F.L.S. 



Catalogue of the Dipterous Insects collected in Amboyna by Mr. 

 A. R. Wallace, with Descriptions of New Species 144 



Catalogue of the Dipterous Insects collected at Dory, New 

 Guinea, by Mr. A.R.Wallace, with Descriptions of New Species 229 



Catalogue of the Dijiterous Insects collected at Manado in 

 Celebes, and in Tond, by Mr. A. R. Wallace, with Descriptions 

 of New Species 258 



Catalogue of the Dipterous Insects collected in Batchian, Kaisaa 

 and Makian, and at Tidon in Celebes, by Mr. A. R. Wallace, 

 with Descriptions of New Species 270 



Index 313 



