﻿676 
  

  

  GENERAL 
  IXDEX. 
  

  

  Pietra 
  Verde, 
  97. 
  

  

  Plan 
  of 
  beach 
  at 
  Speeton, 
  578. 
  

  

  Plastron 
  of 
  a 
  Chelonian 
  from 
  the 
  

   Wealden, 
  511. 
  

  

  Plateaux, 
  basaltic, 
  formation 
  of 
  great, 
  

   by 
  ordinary 
  volcanic 
  action, 
  206. 
  

  

  Plateau-basalts, 
  insufficiency 
  of 
  the 
  

   dyke-fissures 
  as 
  sources 
  of 
  the, 
  210. 
  

  

  Plesiochelys 
  Brodiei, 
  238. 
  

  

  Pleuroceras, 
  descent 
  of, 
  653. 
  

  

  Pleurostermim, 
  affinities 
  of, 
  513. 
  

  

  Plutonic 
  and 
  Volcanic 
  rocks 
  of 
  the 
  

   Western 
  Isles, 
  relations 
  between 
  

   the, 
  191 
  ; 
  Tertiary 
  age 
  of 
  the, 
  195. 
  

  

  Polesworth, 
  rock-fragments 
  in 
  Per- 
  

   mian 
  breccia 
  at, 
  24. 
  

  

  Porphyritic 
  felspars, 
  growth 
  of, 
  after 
  

   the 
  consolidation 
  and 
  alteration 
  by 
  

   weathering 
  of 
  an 
  igneous 
  rock, 
  178. 
  

  

  Prestwich, 
  Prof. 
  J., 
  on 
  the 
  occurrence 
  

   of 
  palaeolithic 
  flint 
  implements 
  in 
  

   the 
  neighbourhood 
  of 
  Ightham, 
  

   Kent, 
  their 
  distribution 
  and 
  pro- 
  

   bable 
  age, 
  270. 
  

  

  Proboscina 
  incrustans, 
  567. 
  

  

  spatiosa, 
  566. 
  

  

  , 
  var. 
  brevis, 
  567. 
  

  

  , 
  xar. 
  brevior, 
  567. 
  

  

  Protopharetra, 
  sp., 
  135. 
  

  

  Purbeck 
  and 
  Wealden, 
  Mr. 
  R. 
  Lydek- 
  

   ker 
  on 
  Chelonian 
  remains 
  from 
  

   the, 
  511. 
  

  

  Pusterthal, 
  crystalline 
  rocks 
  of 
  the, 
  84. 
  

  

  Pyroxene-granuliteofMadagascar,344. 
  

  

  Pyroxenite 
  from 
  Madagascar, 
  345. 
  

  

  Quartz-grains, 
  altered, 
  in 
  basalts 
  from 
  

  

  Madagascar, 
  353. 
  

   Quartzite 
  in 
  Madagascar, 
  311. 
  

   Quartzites 
  in 
  Permian 
  bi'eccias 
  of 
  

  

  Leicestershire, 
  24, 
  25. 
  

   Quebec 
  Group 
  of 
  Little 
  Metis, 
  Canada, 
  

  

  fossil 
  siliceous 
  sponges 
  from 
  the, 
  

  

  Proc. 
  84. 
  

  

  Radiolaria 
  of 
  the 
  London 
  Clay, 
  121. 
  

   Radiolarian 
  deposits 
  of 
  Barbados, 
  

  

  646 
  ; 
  Eadiolaria 
  of 
  the, 
  647 
  ; 
  depth 
  

  

  of 
  formation 
  of 
  the, 
  648. 
  

   marls 
  of 
  Barbados, 
  age 
  and 
  

  

  origin 
  of 
  the, 
  640. 
  

   Raisin, 
  Miss 
  C. 
  A., 
  on 
  some 
  nodular 
  

  

  felstones 
  of 
  the 
  Llevn, 
  247. 
  

   Red 
  Hill 
  Quarry, 
  370,"' 
  372. 
  

   Reptiles, 
  Mesozoic, 
  Mr. 
  R. 
  Lydekker 
  

  

  on 
  the 
  remains 
  and 
  affinities 
  of 
  five 
  

  

  genera 
  of, 
  41. 
  

   Repton 
  Rocks, 
  14. 
  

   Ixhinochclys 
  brackyrhina, 
  231. 
  

  

  cant 
  abrigiev 
  sis, 
  230. 
  

  

  elegans, 
  230. 
  

  

  Ehinochelys 
  Jessoni, 
  231. 
  

  

  macrorhina, 
  230. 
  

  

  pulchriceps, 
  230. 
  

  

  Rhyolites 
  of 
  Jersey, 
  388. 
  

  

  Ridge, 
  sub-triassic 
  anticlinal, 
  of 
  older 
  

   rocks, 
  in 
  the 
  Leicestershire 
  Coal- 
  

   field, 
  32, 
  34. 
  

  

  Roberts, 
  Mr. 
  T., 
  on 
  the 
  Upper 
  

   Jurassic 
  Clays 
  of 
  Lincolnshire, 
  545. 
  

  

  Rocks, 
  crystalline, 
  of 
  the 
  Alps, 
  67. 
  

  

  , 
  Dr. 
  F. 
  H. 
  Hatch 
  on 
  the 
  petro- 
  

  

  graphical 
  characters 
  of 
  some, 
  col- 
  

   lected 
  in 
  Madagascar 
  by 
  the 
  Rev. 
  

   R. 
  Baron, 
  340. 
  

  

  , 
  igneous, 
  Prof. 
  J. 
  W. 
  Judd 
  on 
  

  

  the 
  growth 
  of 
  crystals 
  in, 
  after 
  

   their 
  consolidation, 
  175. 
  

  

  , 
  volcanic, 
  of 
  Madagascar, 
  313. 
  

  

  , 
  Permian, 
  of 
  the 
  Leicestershire 
  

  

  Coal-field, 
  1. 
  

  

  Romanche, 
  glen 
  of 
  the, 
  crystalline 
  

   rocks 
  of, 
  71, 
  72, 
  73, 
  77. 
  

  

  Rutley, 
  Mr. 
  F., 
  on 
  fulgurites 
  from 
  

   Monte 
  Viso, 
  60. 
  

  

  , 
  on 
  tachylyte 
  from 
  Victoria 
  

  

  Park, 
  Whiteinch. 
  near 
  Glasgow, 
  

   626. 
  

  

  Saint 
  Cross, 
  South 
  Elmham, 
  Suffolk, 
  

  

  Mr. 
  C. 
  Candler 
  on 
  lacustrine 
  

  

  deposits 
  at, 
  504. 
  

   Sapcote 
  Freeholt, 
  boring 
  at, 
  30. 
  

   Sardinia, 
  Dr. 
  G. 
  J. 
  Hinde 
  on 
  Jrcheeo- 
  

  

  cyathus 
  and 
  allied 
  genera 
  from, 
  

  

  125. 
  

   Sauropterygian 
  from 
  the 
  Oxford 
  

  

  Clay 
  near 
  Bedford, 
  48. 
  

   Schistosity 
  at 
  shear-zones 
  in 
  diorite, 
  

  

  477 
  ; 
  in 
  granite, 
  477 
  ; 
  in 
  felsite, 
  

  

  477 
  ; 
  in 
  veined 
  complexes, 
  478. 
  

   Schists 
  and 
  gneisses 
  of 
  the 
  Alps, 
  95 
  ; 
  

  

  stratigraphical 
  succession 
  in 
  the, 
  97. 
  

   , 
  chloritic, 
  of 
  the 
  "Thonglim- 
  

  

  merschiefer" 
  series, 
  analysis 
  of, 
  

  

  109. 
  

  

  of 
  Madagascar, 
  311. 
  

  

  of 
  the 
  Combe 
  de 
  Gavet, 
  micro- 
  

   scopic 
  structure 
  of, 
  100. 
  

   Scotland, 
  Dr. 
  G. 
  J. 
  Hinde 
  on 
  Archceo- 
  

  

  cy 
  at 
  hits 
  and 
  allied 
  genera 
  from, 
  

  

  125. 
  

   , 
  Prof. 
  J. 
  W. 
  Judd 
  on 
  the 
  

  

  Tertiarv 
  volcanoes 
  of 
  the 
  Western 
  

  

  Isles 
  of, 
  187. 
  

   Scotland 
  formation 
  of 
  Barbados, 
  645. 
  

   Seal 
  Chart 
  Common, 
  flint 
  implement 
  

  

  from, 
  285. 
  

   Seatown, 
  section 
  at 
  Down 
  Cliffs 
  near, 
  

  

  452. 
  

   Secondary 
  minerals, 
  production 
  of, 
  

  

  at 
  shear-zones 
  in 
  the 
  crystalline 
  

  

  

  