﻿ALPHABETICAL 
  INDEX 
  

  

  TO 
  THE 
  

  

  PROCEEDINGS 
  OF 
  THE 
  GEOLOGICAL 
  SOCIETY. 
  

  

  [The 
  fossils 
  referred 
  to 
  are 
  described, 
  and 
  those 
  of 
  which 
  the 
  names 
  are 
  printed 
  

  

  in 
  italics 
  are 
  also 
  figured.] 
  

  

  Acanthodes 
  Mitchelli, 
  419. 
  

  

  Acrolepis 
  Sedgwicki, 
  350. 
  

  

  Adams, 
  Dr. 
  A. 
  Leith, 
  on 
  the 
  geology 
  of 
  

   the 
  Nile 
  Valley, 
  6 
  ; 
  on 
  the 
  Miocene 
  

   beds 
  of 
  Malta, 
  470. 
  

  

  Agnostics 
  princeps, 
  237. 
  

  

  Albarasin, 
  between 
  Madrid 
  and 
  Ali- 
  

   cante, 
  section 
  near, 
  211. 
  

  

  Alluvial 
  deposits 
  in 
  Nubia, 
  9. 
  

  

  Amblypygus 
  Melitensis, 
  482. 
  

  

  America, 
  beaches 
  and 
  terraces 
  of 
  North, 
  

   127 
  ; 
  parallelism 
  of 
  escarpments 
  in 
  

   North, 
  127. 
  

  

  Ammonites 
  intermedius, 
  zone 
  of, 
  109. 
  

  

  Ammonites 
  of 
  the 
  Cambridge 
  Green- 
  

   sand, 
  Mr. 
  Seeley 
  on 
  the, 
  166. 
  

  

  Amphistegina 
  vulgaris, 
  62. 
  

  

  Anchor-ice, 
  128. 
  

  

  Anniversary 
  Address 
  of 
  the 
  President, 
  

   xxxiii-lx. 
  See 
  also 
  Ramsay, 
  Prof. 
  

   A. 
  C. 
  

  

  Annual 
  Report, 
  i. 
  

  

  Anopolenus 
  Henrici, 
  236. 
  

  

  Antillia 
  bilobata, 
  31. 
  

  

  dentata, 
  29. 
  

  

  Lonsdaleia, 
  30. 
  

  

  ponderosa, 
  28. 
  

  

  Area? 
  Naranjoana?, 
  300. 
  

  

  Arisaig, 
  Nova 
  Scotia, 
  Mr. 
  Honeyman 
  

   on 
  the 
  geology 
  of, 
  333 
  ; 
  general 
  de- 
  

   scription 
  of 
  the 
  district 
  of, 
  335 
  ; 
  sec- 
  

   tions 
  to 
  illustrate 
  the 
  geology 
  of, 
  336. 
  

  

  Astarte 
  dentilabrum, 
  112. 
  

  

  Astrcea 
  Antillarum, 
  var., 
  36. 
  

  

  brevis, 
  37. 
  

  

  HerJclotsi, 
  72. 
  

  

  Austin, 
  Major 
  T., 
  on 
  the 
  earthquake 
  

   which 
  occurred 
  in 
  England 
  on 
  the 
  

   morning 
  of 
  the 
  6th 
  of 
  October, 
  

   1863, 
  380. 
  

  

  VOL. 
  XX. 
  

  

  Avicula-contorta 
  Zone 
  of 
  Belfast, 
  104 
  

   section 
  of, 
  at 
  Colin 
  Glen, 
  105 
  

   Cave 
  Hill, 
  105; 
  Woodburn, 
  106 
  

   Whitehead, 
  106 
  ; 
  fossils 
  of 
  the, 
  109 
  

  

  Barrowmouth, 
  near 
  Whitehaven, 
  sec 
  

   tion 
  of 
  the 
  Permian 
  rocks 
  of, 
  151 
  

   Lower 
  Permian 
  of, 
  150. 
  

  

  Beaches 
  and 
  terraces 
  of 
  North 
  Ame- 
  

   rica, 
  127. 
  

  

  Beclow 
  Hill 
  to 
  the 
  Pottery 
  coal-field, 
  

   section 
  from, 
  265. 
  

  

  Bedford, 
  further 
  discoveries 
  of 
  flint 
  

   implements 
  and 
  fossil 
  mammals 
  

   near, 
  184. 
  

  

  JBelemnozipTiius 
  cowipressus, 
  393. 
  

  

  Belfast, 
  general 
  geological 
  description 
  

   of 
  the 
  neighbourhood 
  of, 
  103 
  ; 
  sec- 
  

   tion 
  from 
  the 
  River 
  Lagan 
  to 
  the 
  

   Black 
  Mountain, 
  104. 
  

  

  Belgium, 
  Oligocene 
  deposits 
  of, 
  97. 
  

  

  Belt, 
  T., 
  Esq., 
  on 
  the 
  formation 
  and 
  

   preservation 
  of 
  lakes 
  by 
  ice-action, 
  

   463. 
  

  

  Bickmgton, 
  section 
  through, 
  446. 
  

  

  Biddulph 
  Trough 
  to 
  Mixon, 
  section 
  

   from 
  the, 
  260; 
  to 
  the 
  River 
  Dove, 
  260, 
  

  

  Bigsby, 
  Dr., 
  on 
  missing 
  sedimentary 
  

   formations, 
  from 
  suspension 
  or 
  re- 
  

   moval 
  of 
  deposits, 
  198. 
  

  

  Birnie 
  to 
  Causie, 
  section 
  from, 
  431. 
  

  

  Blackmore, 
  Dr., 
  list 
  of 
  mammals 
  and 
  

   land 
  and 
  freshwater 
  shells 
  found 
  at 
  

   Fisherton, 
  near 
  Salisbury, 
  192. 
  

  

  Blake, 
  W. 
  P., 
  Esq., 
  on 
  the 
  geology 
  

   and 
  mines 
  of 
  Nevada 
  Territory 
  

   (Washoe 
  Silver 
  Region, 
  U. 
  S.), 
  317. 
  

  

  Blanks 
  or 
  Gaps, 
  with 
  the 
  roof 
  Carbo- 
  

   niferous, 
  216 
  ; 
  Chalk, 
  205 
  ; 
  Creta- 
  

   ceous, 
  204 
  ; 
  Devonian, 
  219 
  ; 
  Gault 
  

   and 
  Neocomian, 
  207 
  ; 
  Jurassic, 
  207; 
  

  

  