'50 



GENERAL INDEX. 



[Nov. 1894, 



& pis. x.-xii. ; table of distribution 



of vertebrata, 203. 

 Ostana (Po Valley), 276. 

 Ostracocla, Rhastic and Liassic, of 



Britain, 156 & pi. ix. ; of Lower 



Greensand, 688; from Bargate Beds, 



688 & pi. xxxiii., 725. 

 Ouachita stone, 377 et seqq. 

 Owen, R., portrait presented by 



E. Swain, Proc. 142. 



Palteozoic reached at Culford, 490, 

 495 ; in Ware boring, 507. 



Pale (Italy), 247. 



Paradiso massif (Cottian Alps), 240 ; 

 gneiss from margin of, pi. xv. 



Parkinson, J., on Leigh Creek Jurassic 

 Coal-measures, Proc. 6 ; on Physical 

 & Chemical Geology of Interior of 

 Australia, Proc. 7. 



Patellina antiqua, sp. nov., 718 & 

 pi. xxxiii. ; P. corrugata, 718. 



Peach, B. N., on Additions to Fauna 

 of Olenellus-zone in N.W. High- 

 lands, 661 & pis. xxix.-xxxii. 



Peak Forest (Derbyshire) pseudo- 

 morphs after olivine, 614. 



Pellice Valley (Italy), 257. 



Pen-cerig House (Radnorshire), sec- 

 tion near, 575. 



Pengelly, W., death announced, Proc. 

 143. 



Pennsylvania, cone-in-cone in Devo- 

 nian (?) of, 731 & pis. xxxv.-xxxvi. 



Pergenaia amphoralis, gen. et sp. nov., 

 75, 76, & pis. ii., iii. ; P. galeata, sp. 

 nov., 76 & pi. iii.; P.jugata, sp. nov., 

 76 & pis. ii., iv. ; P. jugata, var. bi- 

 gibbosa, nov., 76 & pis. ii., iv. ; 

 P. major, sp. nov., 74 & pis. ii., iii. ; 

 P. minima, sp. nov., 74 & pis. ii., 

 iii. ; P. nidulata, sp. nov., 73 & 

 pis. ii., iii. ; P. porifera, sp. nov., 75 

 & pis. ii., iv. 



Perlitic and spherulitic structures, 

 sequence of, 10 ; perlitic cracks in 

 quartz, 367 & pi. xviii. 



Permian breccias of Midlands, com- 

 pared with Upper Carboniferous 

 glacial deposits of India & Aus- 

 tralia, 463. 

 Perosa (Italy), 251. 

 Perrero (Italy), 254. 

 Phthanites, radiolarian, in Cottian 



series, 268, 269. 

 Picrite at Barnton, 39. 

 ' Pietre verdi ' series in the Cottians, 

 233 et seqq. ; ' pietre verdi ' inclu- 

 sions in gneiss, 242, 250 ; veins of 

 aplite in ' p. v.,' 2571; ' p. v.' in Monte 

 Chaberton area, 307. 



Pitchstone, porpbyritic, of Sandy 

 Braes, 368. 



Planispirina obscura, sp. nov., 693 & 

 pi. xxxiv. 



Plant, J., obituary, Proc. 52. 



Plants in fissures at Ightham, 181. 



Plaxtol (Kent), section across valley 

 at, 174 ; section to near Cotman's 

 Ash, 175. 



Plecotus (Vespertilio) auritus (?), 

 193. 



Pleistocene deposits at Twickenham, 

 453; mammalia, mollusca & plants, 

 458 ; (?) at Ightham, 171. 



Pliocene in Libyan Desert of Egypt, 

 535. 



Polymorphina amygdaloides, 715 ; 

 P. communis, 716 ; P. compressa, 

 716 ; P. concava var. dentimarginata 

 nov., 717 & pi. xxxiv. ; P. frondicu- 

 larioides, sp. nov., 716 & pi. xxxiv. ; 

 P. gutta, 715; P. oblonga, 716; 

 P. regina, 717 ; P. rhabdogonioides, 

 sp. nov., 716 & pi. xxxiv. ; P. soro- 

 ria var. cuspidata, 715. 



Polystomella aculeata, 724. 



Polyzoa from Inferior Oolite of Ship- 

 ton Gorge, 72 & pis. ii.-iv. ; from 

 Middle Lias of King's Sutton, 79 & 

 pis. v.-vii. 



Portage Flags (Pennsylvania), cone- 

 in-cone in, 732. 



Portland Beds, junction with Purbeck 

 at Chilmark, 48 ; at Wockley, 49. 



Potluck (Derbyshire), 611; pseudo- 

 morphs after olivine, 613. 



Pre-Devonian in Matto Grosso, 88. 



Prestwich, J., portrait presented by, 

 Proc. 2. 



Prit chard, Rev. C, obituary, Proc. 42. 



Protocaris Marshi, 413. 



Pseudomorphs after olivine, 613, 614. 



Pulvinulina elegans, 723 ; P. Kar- 

 steni, 723 ; P. punctulata, 723 ; P. 

 Schreibersii, 723. 



Purbeck Beds of the Vale of Wardour, 

 44; diagram showing vertical suc- 

 cession, 64 ; comparison with those 

 of Dorset, 65 ; list of fossils, 68. 



Purtiall (Deccan), siliceous pebble 

 from, 381 & pi. xix. 



Pyroxene, rhombic, in Derbyshire 

 'lavas, 620. 



Pyroxenite of Brandberget, analysis, 

 31. 



Quartz-enclosures in lava of Strom- 

 boli, Proc. 2 ; quartz in Carrock 

 Fell gabbro, 318 ; quartz-vein in 

 tuffs near Meldon, 349; perlitic 

 cracks in quartz, 367 & pi. xviii. ; 



