2U 



KEPORT 1869. 



Jargonia, H. C. Sorby on, 75. 



Java, W. Chandler Roberts on a speci- 

 men of obsidian from, 74. 



Jacks (Charles) on the Crag formation, 

 91. 



Jelii-eys (Julius) on the action upon 

 earthy minerals of water in the form 

 of heated steam, urged by wood fuel, 

 an experiment reported to the Associ- 

 tion at its Glasgow Meeting in 1840, 

 92. 



Jellett (Rev. Professor) on a method by 

 which the formation of certain definite 

 chemical compounds may be optically 

 established, 2.3. 



Jews, Sir Dmican Gibb on a cause of 

 diminished longevity among the, 134. 



Kent's Cavern, W. Pengelly on the 

 alleged discovery of Hippopotamus 

 major and Machaii-odus latidens in, 99. 



Khanikof (Nicholas de) on the latitude 

 of Samarcand, 164. 



Kidd (Dr. Charles) on the physiology of 

 sleep and of chloroform aua3sthesia, 

 125. 



*Eidneys, Dr. Thomas Moffatt on the 

 oxidation of phosphorus and the quan- 

 tity of phosphoric acid excreted by 

 the, in connexion with atmospheric 

 conditions, 72. 



Kinahan (G. Henry), notes on the race- 

 elements of the Irish people, 130. 



King (Dr. Richard) on the natives of 

 Vancouver's Island and British Co- 

 lumbia, 225. 



lutai and Kara Kitai, Dr. Gustav Oppert 

 on the, 165. 



Lagrange's equation of motion referred 

 to generalized coordinates, R. B. Ilay- 

 ward on a proof of, 10. 



Ijamellibranchiata, British fossil, J. L. 

 Lobley on the distribution of the, 96. 



*Land, J. W. Reid on the physical 

 causes which have produced the un- 

 equal distribution of, and water be- 

 tween the hemispheres, 100. 



Land-tax in India, Hyde Clarke on the 

 distinction between rent and, 181. 



La Touche (the Rev. J. D.),an estimate 

 of the quantity of sedimentary deposit 

 in the Onny, 93 ; on spheroidal struc- 

 tm-e in Silurian rocks, 95. 



Lea, valley of the river, H. Woodward 

 on the freshwater deposits of the, 103. 



Lead, Dr. T. L. Phipson on the solubi- 

 lity of, and copper in pure and impure 

 water, 73. 



Lebour (G. A.) on the denudation of 



Western Brittany, 95 ; on some gra- 

 nites of Lower Brittany, 96. 



Lee (John Edward), notice of remark- 

 able glacial strife lately exposed at 

 Portmadoc, 95. 



*Legislation on the extinction of animals. 

 Rev. H. B. Tristram on the effect of, 1 18. 



Levi (Professor Leone) on the economic 

 condition of the agricultural labourer 

 in England, 226 ; on agricultural eco- 

 nomics and wages, 195. 



Lewis (A. L.) on the builders and the 

 purposes of megalithic monuments, 

 137. 



Lias, Upper, C. Moore on a specimen of 

 Teleosaurus from the, 97. 



Life, initial, C. S. Wake on, 151. 



Light (Professor Aug. Morren) on the 

 chemical action of, discovered by Pro- 

 fessor Tyndall, 24. 



Light, Charles Tomlinson on the sup- 

 posed action of, on combustion, 78. 



Limbs and lower jaw. Prof. Cleland on 

 the interpretation of the, 119. 



*Limpopo, Dr. R. J. Mann on Erskine's 

 discovery of the mouth of the, 164. 



Liquids, flow of, through small orifices 

 at high velocities. Colonel H.- Clerk 

 on the hydraulic buffer, and experi- 

 ments on the, 209. 



Lobley (James L.) on the distribution 

 of the British fossil Lamellibranchiata, 

 06. 



Local taxation in Ireland, Dr. W. Neil- 

 sou Hancock on the system of, 193. 



Login (Thomas) on roads and railways 

 in Northern India, as affected by the 

 abrading and transporting power of 

 water, 214. 



Longevity beyond 70 years. Sir Duncan 

 Gibb on an obstacle to European, 133 ; 

 among the Jews, Sir Duncan Gibb on 

 a cause of diminished, 134. 



Longitude of the Radcliffe Observatory, 

 O.xford, the Rev. R. Main on the, as 

 deduced from meridional observations 

 of the moon made at Greenwich and 

 Oxford, 18. 



Lubbock (Sir John, Bart.) on the origin 

 of civilization and the primitive con- 

 dition of man, 137. 



Lunar tints and spots and shadows on 

 Plato, W. R. Birt on secidar varia- 

 tions of, 15. 



Lychnis diurna, Miss Becker on altera- 

 tion in the structure of, observed in 

 connexion with the development of a 

 parasitic fungus, 106. 



Macadam (Dr. Stevenson) on the econo- 



