INDEX TO THK PROCEEDINGS. 



Devonian beds of Caithness, xciii. : 

 Mr. C. J. F. Banbury on the genus 

 Neuropteris, xciii. ; M. L. Nodot on 

 the organization of the Edentata, 

 xciv. ; MM. Pictet and Humbert on 

 new species of fossil Chelonia found 

 in the Department of Jura, xcvii. : 

 on Swiss palaeontology, by M. Pictet. 

 xcviii. ; the Palaeontographica, by 

 Dunker and Von Meyer, ciii. ; M. de 

 Koninck on the distribution of some 

 of the Carboniferous fossils, cv. : Phy- 

 sical Geology : Dr. Daubeny on the 

 evolution of ammonia from volcanos. 

 cvi. ; Mr. Eobert Warington on bo- 

 racic acid and ammonia, cviii. ; M. 

 Bornemann on the production of 

 ammonia, cix. ; M. Ch. Sainte Claire 

 Deville on the gaseous products of 

 volcanic vents, ex. ; M. J. Durocher 

 on the chemical constitution of ig- 

 neous rocks, cxiii. ; Mr. H. Hennessy 

 on the physical structure of the earth, 

 cxvi. ; M. Delesse on metamorphism, 

 cxviii. ; Mr. Sorby on microscopic 

 examinations of the internal struc- 

 ture of rocks, exxvi. ; observations 

 on cleavage, exxx. ; on glaciers, xxxi. ; 

 and on descriptive geology, exxxii. : 

 Mr. Godwin-Austen on a boulder in 

 the chalk at Croydon, exxxii i. : Mr. 

 Prestwich on the boring through the 

 chalk at Harwich, exxxiv. ; Professor 

 J. Phillips on the estuary sands of 

 Shotover Hill, exxxv. ; Mr. A. G-eikie 

 on the geology of Strath, Isle of 

 Skye, exxxvi. ; Dr. "Wright on the 

 lias-beds in France, Germany, Glou- 

 cestershire, and Skye, exxxvii. ; Pro- 

 fessor Buckman on the Oolitic rocks 

 of Gloucestershire and North Wilts, 

 exxxviii. ; Professor D. T. Ansted on 

 the geology of the southern part of 

 Andalusia, exxxix. ; Capt. T. Spratt 

 on the geology of the Dobrutcha, and 

 on the freshwater tertiaries of the 

 Levant, cxl. ; Mr. W. H. Baily's de- 

 scription of some fossils from the 

 Crimea, cxli. ; the Permian forma- 

 tion, cxiii. ; Mr. E. Hull on the 

 Odenwald. cxliii. ; Professor Nicol 

 on the Bed Sandstone of Loch Grei- 

 nord, cxliii. ; Mr. Pv. Brough Smyth 

 on the extinct volcanos of Victoria. 

 Australia, cxliv. ; the Eev. S. Haugh- 

 ton on the chemical constitution of 

 the granites of Ireland, cxlv. ; Mr. 

 Pring's section of the gravel -beds at 

 Taunton, cxlvi. ; Mr. Joshua Trim- 

 mer on the distribution of superficial 

 detritus, cxlvi. ; Sir R. Murchison's 



comparison of the Silurian rocks and 

 fossils of Norwav. as described by 

 M. Th. Kjerulf, with those of the 

 Baltic provinces of Russia, as de- 

 scribed by Prof. Schmidt, and both 

 with their British equivalents, cxlvi. ; 

 and his Paper on the succession of 

 rocks in the northern Highlands, 

 cxlviii. ; Dr. J. J. Bigsby on the 

 palaeozoic rocks and fossils of the 

 State of New York, and his geologi- 

 cal map of North America, cl. ; on 

 some recent observations of M. A. 

 Favre on the coal-beds of Taninge, 

 Savoy, cli. ; on Sir W. Logan's Re- 

 port on the geological survey of 

 Canada, clii. ; progress of geology 

 in the United States and India, civ. ; 

 report on the prize for physical sci- 

 ences for 1856, by MM.' Elie de 

 Beaumont, Fleurens, Is. Geoffrey. 

 Sainte Hilaire, Milne-Edwards, and 

 Ad. Brongniart, clvi. ; thoughts on 

 creation, clviii. ; and notice of Mr. 

 G-osse's work, entitled ' Omphalos, 

 or an attempt to untie the Geological 

 Knot,' clix. ; observations on the 

 questions as to the degree of anti- 

 quity of man, and whether man was 

 created of one species, or in nume- 

 rous species, clx. ; conclusion, clxiii. 



Potamomya Ipkigenia, 147. 



Potash-granites of Ireland, 300. 



Potsdam sandstone, 338, 434. 



Prestwich, J., on the age of some sands 

 and iron-sandstones on the North 

 Downs, 322 ; on the boring through 

 the chalk at Harwich. 249 ; noticed, 

 exxxiv. 



Pring. J. D., on the gravels at Taun- 

 ton in Somersetshire, 164 ; noticed, 

 cxlvi. 



PJanorbis cornucopia, 148. 



• obesus, 148. 



Plant -bearing Devonian beds of Caith- 

 ness, 76. 



Plants, fossil, from Caithness, 72. 



Pleistocene deposits of Aberdeenshire, 

 Mr. T. F. Jamieson on the, 509. 



Plesiosaurus Etheridgii from Street, 

 near Glastonburv. Prof. Huxlev on 

 the, 281. 



Pleta limestone, 45. 



Pleoromya Scotica, 29. 



unioides, 30. 



Plev.rotoma Ckcrsonesvs, 151. 



laqi'.eafa, 151. 



Plicatula spinosa, 32. 



PUolophns vulpiceps from the London 

 Clay, near Harwich, 54. 



Pferaspis Banksi?, 274. 



