INDEX II. 



205 



nervous tissue concerned in perception, 

 125. 



Odling (William), his address as presi- 

 dent of Section B, 21. 

 Oil, paraffin, Dr. B. H. Paul on crude, 36. 

 Old red sandstone at Portisliead, W. 



Hellier Baily on the occurrence of 



lish-remains in the, 49. 

 Olenoid trilobites from the lowest fossili- 



ferous rocks of Wales, J. W. Salter 



on some new forms of, 67. 

 *Oolite, J. Randell on the position in 



the great, and the mode of working, 



of the Bath freestone, 66. 

 Ores, F. Crace-Calvert on a new method 



of extracting gold from auriferous, 25. 



* Ossiferous caverns of the south of 



Devonshire, H. 0. Hodge on tlie, 57. 

 Otago, New Zealand, Dr. James Hector 

 on the geology of the province of, 54. 



* Otolites, E. S. Higgins on, 57. 

 Oxygen gas. Dr. B. W. Richardson on 



the inhalation of, 125. 

 Oyster, Frank Buckland on the natural 

 history and cultivation of the, 89. 



* Ozone, Dr. Gr. Kemp on, 32. 



Palffichinus, W. Hellier Baily on some 

 new points in the structure of, 49. 



Paraffin oil. Dr. B. H. Paul on crude, 

 36. 



Paul (Dr. B. H.), on crude paraffin oil, 

 36. 



* on the dispo;;al of town refuse, 36. 



on useful applications of slag from 



iron-smelting, 37. 



Peach (0. W.) on traces of glacial drift 

 in the Shetland Islands, 59; addi- 

 tional list of fossils from the boulder- 

 clay of Caithness, 61. 



Peacock (R. A.), new formula for calcu- 

 lating steam-pressures, stfeam and vol- 

 canoes, bursting of boilers, 19; on 

 chain-cable and anchor testing, 187. 



Pengelly (W.) on changes of relative 

 level of land and sea in S.-E. Devon- 

 shire in connexion with the antiquity 

 of mankind, 63 ; on an accumulation 

 of shells with human industrial re- 

 mains found on a liiU near the river 

 Teign, in Devonshire, 63. 



* Permian rocks of Westmoreland and 



Durham, Sir R. I. Murchison on the 

 occuiTence of the same fossil plants in 

 the, 59. 

 Peruvian coast-valleys of Chira and 

 Piura and the adjacent deserts, Ri- 

 chard Spruce on the physical geogra- 

 phy of the, 148. 



Petherick (John), latest news from Mr* 

 S. Baker, the traveller in Central 

 Africa, 146. 



Phillips (Prof.), notice of the physical 

 aspect of the sun, 7 ; his address as 

 president of Section C, 45 ; on the dis- 

 tribution of granite blocks from Was- 

 dale craig, 65 ; on the formation of 

 valleys near Kirkby Lonsdale, 63; 

 on the measure of geological time by 

 natural chronometers, 64. 



Phipson (Dr. T. L.) on the black stones 

 which fell from the atmosphere at 

 Birmingham in 1858, 37 ; on the me- 

 dicinal muds of the island of Ischia, 

 38. 



Phosphorus, Dr. W. Bird Herapath on a 

 new method of detecting, by its hy- 

 drogen compound, when in mixed 

 gases, 31. 



Photography and the magic lantern, 

 Samuel Higliley on the application of, 

 to class-demonstrations in microscopic 

 science and natural history, 98. 



, quantitative, Prof. Roscoe's con- 

 tributions towards the foundation of, 

 40. 



Photometer for meteorological observa- 

 tion. Prof. Roscoe on a, 41. 



Photo-sculpture, A. Claudet on, 10. 



*Pini (Commander B.) on the volcanic 

 phenomena and mineral and thermal 

 waters of Nicaragua, (j6. 



Pitman (I.) on brief writing, 169. 



Pitt (Robert) on a machine for testing 

 girders, 189. 



Plants, Prof. Balfour on some rare 

 Scotch, 86. 



Poisons, Dr. A. T. Machattie on the de- 

 tection of, by dialysis, 34. 



* Poly cyanides, Thomas Fairley on the 



action of hydrogen on, 26. 



Poole (Reg. Stuart) on the ethnic rela- 

 tions of the Egyptian race, 146. 



Porcelain, A. Noble on Reaumer's, 36. 



Portishead, W. Hellier Baily on the oc- 

 currence of fish-remains in the old 

 red sandstone at, 49. 



Post-office savings-banks, W. Chetwynd 

 on the progress of, 163. 



Pre-Cambiian (Laurentiau) island of 

 St. David's, Pembrokeshire, J. W. 

 Salter on the, 67. 



*Prideaux (T. S.) on the principles of 

 ethnology, 147. 



Prideaux (T. Symes) on the construc- 

 tion of shot-proof targets, 187. 



* Prideaux (W. T. S.), on the functions 



of the cerebellum, 125. 

 Prism, single, J. Browning on a new 



