668 



&ENEEAL INDEX. 



[Nov. 1898, 



Palaeolithic iuiplements fr. Plateau- 



gi-avels, 291-300 figs. 

 Paltopleuroceras, nom. nov., 453. 

 Pangbourne (Berks), high-level gra- 

 vels nr., 595, 597. 

 Vancrpcea Menardi-zonQ, 319, 320. 

 Pant-y-Glo (Anglesey"), metamorph. 



grits & shales of, 375, 377-380 figs. 

 Paper-shale, bitumin., of Franz Josef 



Land, 632. 

 Paraffin in Kimeridge Clay, etc. of 



Sussex, 568. 

 Parkinson, J., on PjTomerides of 



Boulay Bay (Jersey), 101-117 figs. 



& pi. vii. 

 Parkinsonian Age, 450 & table i. 

 Parys (Or. Free State), sect, to 



Gratsrand, pi. vi. 

 Peat -beds in Swansea Docks, 253 ; in 



Severn Tunnel, etc., 259 ; at & nr. 



Gloucester, 261 ; at Heyst, 575, 



581 ; in Galway Bay, 581. 

 Pebble-gravel, high-level, of Berks & 



Oxon, 585 ; Diestien age (?) of, 599. 

 Pebidian grits & shales in N. Anglesey, 



metamorph., 374-381 figs.; Peb. age 



of Malvern vole, rocks, 556, 562. 

 Pectunculus pilosus-zone, 319, 320. 

 Penny Hill (Bagshot), gravel of, 190. 

 Penryn (Cornwall), submerged rock- 

 valley at, 270. 

 Pentacrinus sp., ossicles & stem-joints 



in Corail. of Upware, 604, 608 et seqq. 

 PerispMnctes not descended fr. Bac- 



tylioceros, 448 ; degenerative fr. 



StepJieoceras, Abb. 

 Permian at Claxheugh, 14 ; marls & 



liraest. nr. Warsop, Scarcliff, etc., 



160, 161 figs. ; Perm, dolomite not 



comparable w. Carb. do., 400. 

 Petalocrinidae, definition of, 438. 

 Petalocrimis, history, relations, & 



affinities of genus, 401-441 figs. & 



pis. xxv-xxvi. 

 angustua, sp. nov., 407, 425-426 



& pi. xxv^. 

 expansus, sp. nov., 407, 434-436 



figs. & pi. XXV. 



wferior, sp. nov., 407, 426-427 



fig. & pi. xxvi. 

 longus, sp. nov., 406, 431-434 



figs. & pi. xxvi. 



mirabUis, 401 fig., 403-406 fig., 



Phyllogra'ptus angustifolius, 496 ; 



phylogeny of, 534 & table iv. 



Anna, 494 fig. 



ilicifolius, 493 ; var. grandis 



nov., 493 fig. 

 typus, 494-496. 



427-431 & pi. xxvi. 



visbycensis, sp. nov., 407, 421- 



424 figs. & pi. XXV ; (senior), 424- 



425 fig. & pi. XXV. 



major referred to Omphyma 



UirhinaUcra, 403, 407. 

 Petroleum in Kimeridge Clay, etc. of 



Sussex, 568-569. 



Pkyllogmptus-skiSer of Sweden, grap- 

 tolites correl. w. those of Skiddaw 

 Slates, 525-530 w. tables ii & iii. 



Phylogeny of certain ammonites, 445, 

 447 et seqq., 451-452 et segq ; of 

 Skiddaw Slate graptolites, 529-539 

 & table iv. 



Pills = tidal creeks, 251. 



Pindale (Derby) quartz-rock & limest. 

 of, 176-177 & pi. xii (microsc. sects.). 



Piora, see Val Piora. 



Piper, G. H., obituary of, Ixiv. 



Piper Coal (seam), 164. 



Pisolite at Upware, 604 et seqq. 



Plagiolophus tVctherelln, 40 & pi. ii. 



Piagiophthalmus oviformis, 21. 



Plat berg (Transvaal), rhj'olite of, 

 94. 



' Plateau-gravel,' definition of term, 

 194 ; Kentish Palseolith. implemts. 

 from, 291-300 figs. 



Platycrinus, not comparable w. Peta- 

 locrimis, 438. 



Pleistocene deposits at Carshalton, ii ; 

 older do. on E. side of England, 

 xcvii ; shells fr. Buckland, exhib., 

 ex ; mammalia at Little Orme's 

 Head, 396 ; Pleistoc. age of part of 

 Barbadian Coral-reef Series, 550. 



Plesiosaurian humerus, opalized, 

 exhib., cvi. 



Pleuroceras, see Paltopleuroceras. 



PleuTograptus vagans, 481. 



Pleurotoonaria serrilimba comp. w. 

 Micrentoma nana, 70. 



Pliocene age attrib. to Kent plateau- 

 gravels, 298, 299, 300 : deposits of 

 E. England, 308-356 figs. ; Plioc. 

 age of part of Barbadian Coral- 

 reef Series, 549-550. 



Plough Glacier (Spitsbergen), stra- 

 tified morainic material in, 205 & 

 pi. xiii. 



Plum tree GuUy (Barbados), coral 

 reef-rocks at, 547. 



Plymouth (Devon), evid. of submerged 

 valleys in neighb. of, 264. 



Podopilummis Fittoni, 42 & pi. ii. 



Pollen, Eev. G. C. H., Explor. of 

 Ty Kewvdd Caves. Tremeirchion 

 (N. Wales), 119-132 figs. & pi. viii 

 (sect.). 



Polymorphidse, dominant durg. two 

 Deroceratan hemerse, 448 ; list of 

 genera, 461. 



