Page 



Day, Francis, F.L.S. &c. 



Geograpliical Distribution of Indian Freshwater Fishes. — 



Part III. Conclusion 534 



On the Occurrence of Morrhua macrocepliala at the Mouth of 



the Thames. (Plate XIV.) 689 



Duncan, Professor P. Martin, M.B. (Loud.), F.R.S., &c. 



On some Ophim'oidea from the Korean Seas. (Communicated 

 by W. Percy Sladen, F.L.S.) (Plates IX.-XI.) 445 



Hanley, Sylvanus, F.L.S. 



Description of two new Shells 580 



Hawkshaw, J. Clarke, M.A., F.G.S. 



On the Action of Limpets {Patella) in sinking Pits in and abra- 

 ding the Surface of the Chalk at Dover 406 



Jeffreys, J. Gwyn, LL.D., F.R.S., F.L.S. 



Notice of some Shells dredged by Capt. St. John, R.N., in 



Korea Strait 418 



Note as to the Position of the Genus Segumzia among the Gas- 

 tropoda 605 



Lubbock, Sir John, Bart., M.P., F.RS., F.L.S., D.C.L.,Vice-Chan- 

 cellor of the University of London. 

 Observations on the Habits of Ants, Bees, and Wasps. — 



PartV. Ants. (With 5 woodcuts.) 265 



Part VL Ants 607 



On the Anatomy of Ants. (Abstract.) 738 



Manson, Patrick, M.D. 



On the Development of Filaria sanguinis hominis, and on the 

 Mosquito considered as a Nurse. (Communicated by Dr. 



CoBBOLD, F.R.S., F.L.S.) 304 



M'Intosh, W. C, M.D., LL.D., F.R.S., F.L.S. 



On the Annelids of the British North-Polar Expedition. (With 



Sketch Map.) 126 



On a Remarkably Branched Sgllis, dredged by H.M.S. ^Chal- 

 lenger' 720 



M'Lachlan, Robert, F.R.S., F.L.S., &c. 



Report on the Insecta (including Arachnida) collected by Capt. 

 Feilden and Mr. Hart between the Parallels of 78° and 83° 

 North Latitude, during the recent Arctic Expedition. (With 



Sketch Map.) 98 



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



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

 scribed by Linnaeus in his ^ Fauna Suecica ' 726 



