IV 



KiBK, John, M.D., F.L.S. ^^^* 



On the "Tsetse" Fly of Tropical Africa (Glossina worsitans, 

 Westwood) 149 



Marshall, Rev. T. A. 



Corynodinorum Mecensio 24 



Owen, Captain Samuel R. J., F.L.S. 



On the Surface-fauna of mid-Ocean 202 



RUTHEEFOBD, WiLLIAM, M.D. 



The (Esophagus of the Ruminantia. (Plate III.) 53 



Shobtt, John, M.D., F.L.S. 



Account of a Heronry, and Breeding-place of other Water- 

 birds, in Southern India 94 



A brief Account of the Myrmica Kirhii as found in Southern 

 India 100 



Smith, Fbedekick, Esq. 



Descriptions of New Species of Hymenopterous Insects from 

 the Islands of Sumatra, Sula, Gilolo, Salwatty, and New 

 Guinea, collected by Mr. A. R. Wallace. (Plate IV.) 61 



Walker, Francis, F.L.S. 



Descriptions of New Species of the Dipterous Insects of New 



Guinea 102 



Descriptions of some New Species of Dipterous Insects from the 

 Island of Salwatty, near New Guinea 130 



