Page 



Smith, Frederick, F.Z.S., Assistant Keeper, Biitish Museum. 



Descriptions of new Species of Aculeate Hymenoptera collected 

 by the Kev. Thomas Blackburn in the Sandwich Islands. 

 (Communicated by A. G. Butler, F.L.S.) 674 



Wallengren, Pastor H. D. J., and Robert M'Lachlan, F.E.S. 

 An Analysis of the Species of Caddis-flies {Phrygama) de- 

 scribed by Linnaeus in his * Fauna Suecica ' 726 



Waterhouse, Charles 0., Assistant in the Zoological Department 

 of the British Museum. 

 Report on a small Collection of Insects obtained by Dr. J. C. 

 Ploem in Java, with a Description of a new Species of Hoplia 134 



Waterhouse, Frederick H., Librarian to the Zoological Society 

 of London, 

 Descriptions of new Coleoptera of Geographical Interest, col- 

 lected by Charles Darwin 630 



Watson, Professor Morrison, M.D., and A. H. Young, M.B., 

 Owens College, Manchester. 



On the Anatomy of the Elk (Alces malchis). (Plates VI. & 

 Vn. and a woodcut.) 371 



Watson, Rev. Robert Boog, B.A., F.R.S.E., F.L.S., F.G.S., &c. 

 Mollusca of the * Challenger ' Expedition : — 



I. Preliminary Report to Prof. Sir C. Wyville Thomson, 

 F.R.S., Director of the Civilian Scientific Staff, on the 



Mollusca dredged during the Exploring Voyage 506 



II. The SoLENOCONCHiA, Comprising the Genei-a Dentalium, 



Siphodentaliuvi, and Cadulus 508 



III. TROCHiDiE, viz. the Genera Seguenzia, Basilissa, Gaza, 

 and Bemhix 686 



IV. Trochid^ (continued), viz. the Genera Basilissa and Tro- 



chus, and the Turbinid^, viz. the Genus Turho. (With 



a woodcut.) 692 



White, F. Buchanan, M.D.,, F.L.S. 



Descriptions of New Hemiptera (I.) 482 



Young, A. H,, M.B., and Professor Morrison Watson, M.D., 

 Owens College, Manchester. 



On the Anatomy of the Elk {Alces malchis). (Plates VI. & VII. 

 and a woodcut.) 371 



