INDEX TO THE PROCEEDINGS. 



on the fossil vertebrae of a serpent (La- 

 ophis crotalo'ides, Owen) discovered 

 by Capt. Spratt in a tertiary formation 

 at Salonika, 196 ; noticed, cxxxvii. 



Palichthvologic notes, No. 9, by Sir 

 P. Egerton, 282. 



Paris tertiary group, 90. 



Passage-beds of the Silurian and Devo- 

 nian series, 291. 



Pectunculus umbonatus ?, 86. 



Percy, J., on the manufacture of sul- 

 phate of magnesia, 187. 



Permian fossils from Durham, Mr. 

 Kirkby on some, 213. 



Pholerite, Mr. Morris on, 16. 



Pictet and Humbert, on the Chelonians 

 of the Swiss mollasse, noticed, cxvi. 



Plagiaulax from Purbeck, description 

 of two species of the fossil mam- 

 malian genus, by Dr. Falconer, 261. 



Plagiaulax Becklesii, 262, 278. 



minor, 262, 281. 



Plectrndus, species, 288. 



Poole, H., on the Dead Sea, noticed, 

 cxxxii. 



Portlock, Col. (President), Address on 

 presenting the proceeds of the Do- 

 nation Fund to Mr. Woodward, xxv; 

 Anniversary Address, February 20, 

 1 8.5 7, xxvi. Notices of Deceased Fel- 

 lows: the Rev. Dr. Buckland, xxvii; 

 Daniel Sharpe, xlv ; Sir Alexander 

 Crichton, Ixiv; Sir Benjamin Fon- 

 seca Outram, Ixvi ; Nathaniel John 

 Larkin, Ixviii ; Archdeacon Hare, 

 Ixviii; Dr. Ure, Ixix; Col. Lloyd, 

 Ixix ; M. Constant Prevost, Ixxi ; the 

 Rev. Mr. Image, Ixxv. Notice of the 

 death of Mr. Hugh Miller, Ixxv ; re- 

 view of geological progress, Ixxvi ; 

 M. Casiano de Prado on Almaden 

 and the neighbouring mountains, and 

 MM. de Verneuil and Barrande on 

 Spanish fossils, Ixxvii; Prof. Hark- 

 ness on the lowest sedimentary rocks 

 of the south of Scotland, Ixxviii ; 

 on the Permian sandstones and 

 breccias of the south of Scotland, 

 Ixxix, and Mr. Sharpe's observations 

 thereon, Ixxx ; Harkness on the geo- 

 logy of Dingle Territory, Ixxxii ; 

 Harkness and Blyth on the cleavage 

 of the Devonian rocks of the south- 

 west of Ireland, with Mr. Sharpe's 

 comments thereon, Ixxxii ; on the 

 Silurian rocks of Wigtonshire, by 

 Mr. J. C. Moore, Ixxxiii ; Prof. J. 

 Nicol on the red sandstones and 

 quartzites of the north-west of Scot- 

 land, Ixxxiv ; Guido and Fridolin 

 Sandberger on the Devonian fossils 



of the Rhenish provinces of Nassau, 

 Ixxxv ; Dr. Wright on the palaeonto- 

 logy and stratigraphical relation of 

 the sands hitherto called sands of 

 the inferior oolite, xci ; Dr. Albert 

 Oppel on the Jura formation, xcii ; 

 observations on the tertiary forma- 

 tions, xcv; Mr. Godwin- Austen on 

 the newer tertiary deposits of the 

 Sussex coast, xcvi; Mr. Prestwich's 

 various papers on the tertiary forma- 

 tion, xcix ; Mr. Prestwich on the 

 discovery recently made of a fossili- 

 ferous ironstone on the North Downs, 

 cii ; Prof. Edward Forbes's work on 

 the Isle of Wight Tertiaries, edited 

 by Mr. Godwin-Austen, ciii ; M. Des- 

 hayes's * Description des Aniraaux 

 sans Vertebres decouverts dans le 

 Bassin de Paris,' cv ; Dr. De la 

 Harpe's ' Quelques Mots sur la flore 

 tertiaire de I'Angleterre/ c\dii ; 

 notice of the Museum of Economic 

 Geology in India, and the report by 

 Mr. Oldham on the Irrawaddy river, 

 cxi ; Capt. Spratt on the geology of 

 Varna and the neighbouring parts of 

 Bulgaria, cxi ; Siguor Cocchi on the 

 igneous and sedimentary rocks of 

 Tuscany, cxiii ; MM. Pictet and 

 Humbert on the chelonians of the 

 Swiss mollasse, cxvi ; Mr. Prestwich 

 on the peculiarities of the Paris basin 

 as distinguished from those of the 

 London basin, cxviii ; MM. Tuomey 

 and Holmes on the pliocene fossils 

 of South Carolina, cxix; j\IM. Degou- 

 see and Laurent on the Valenciennes 

 coal-basin, cxix ; Mr. Kelly and Prof. 

 Haughton on the coal-formation of 

 Ireland, and its relation to the old 

 red sandstone, cxx ; Dr. C. H. Kina- 

 han on the igneous rocks of the 

 Berehaven district, cxxiii ; the me- 

 moirs of the Geological Survey of 

 India, relating to the Talcheer coal- 

 field in the province of Cuttack, 

 cxxiii ; notices of the gold of Assam 

 and of the province of Martaban, in 

 Burmah, by Capt. E. T. Dalton and 

 Lieut. -Col. J. F. Hannay, cxxv; no- 

 tice of a work on the coal-formation 

 of Saxony, by Prof. Hanns Bruno 

 Geinitz, cxxv ; Prof. King on mag- 

 nesian limestone and Permian fossils 

 in Ireland, and Mr. Binney on the 

 extension of the limits of the Per- 

 mian strata, cxxviii; the opinions of 

 Prof. Hennessy, Mr. W. Hopkins, and 

 M. Delesse on the influence of the 

 earth's internal structure on the 



