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  GENERAL 
  INDEX. 
  

  

  Ty-Cerrig, 
  driftless 
  area 
  of, 
  192, 
  

   Ty'nrnaen, 
  sectioa 
  from 
  near, 
  to 
  Pwll- 
  

   goch, 
  20. 
  

  

  Ullapool, 
  Torridon 
  rocks 
  between 
  

   Strath 
  Kennort 
  and, 
  115. 
  ' 
  

  

  Unapool, 
  Torridon 
  and 
  Ordovician 
  

   rocks 
  of, 
  116. 
  

  

  Ungulite-grit 
  of 
  the 
  Kussian 
  Baltic 
  

   provinces, 
  517. 
  

  

  Unio 
  castor, 
  499. 
  

  

  umbonattcs, 
  499. 
  

  

  Upcot 
  flags, 
  201. 
  

  

  Upper 
  Graptolitic 
  shales 
  of 
  Dalecar- 
  

   lia, 
  315. 
  

  

  Upper 
  Oesel 
  zone, 
  529. 
  

  

  Upper 
  Permian 
  of 
  Kargalinsk, 
  490. 
  

  

  Upper 
  Silurian 
  of 
  the 
  Baltic 
  provinces 
  

   of 
  Eussia, 
  525. 
  

  

  Upton, 
  Prof. 
  J. 
  Prestwich 
  on 
  a 
  pecu- 
  

   liar 
  bed 
  of 
  angular 
  Drift 
  on 
  the 
  

   Lower-Chalk 
  high 
  plain 
  between, 
  

   and 
  Chilton, 
  127. 
  

  

  , 
  section 
  through, 
  128; 
  section 
  

  

  from 
  Chilton 
  to, 
  128. 
  

  

  Urals, 
  section 
  from 
  the 
  Volga 
  to 
  the, 
  

   491. 
  

  

  Vegetation, 
  arboreal, 
  coexistence 
  of, 
  

   with 
  land-ice, 
  732. 
  

  

  Vesuvian 
  lavas, 
  Mr. 
  H. 
  J. 
  Johnston 
  - 
  

   Lavis 
  on 
  the 
  comparative 
  specific 
  

   gravities 
  of 
  molten 
  and 
  solidified, 
  

   Proc. 
  240. 
  

  

  Vine, 
  G. 
  E., 
  Esq., 
  on 
  the 
  Polyzoa 
  of 
  

   the 
  Wenlock 
  Shales, 
  Wenlock 
  Lime- 
  

   stone, 
  and 
  Shales 
  over 
  Wenlock 
  

   Limestone 
  ; 
  from 
  material 
  supplied 
  

   by 
  G. 
  Maw, 
  Esq., 
  44. 
  

  

  , 
  on 
  the 
  Annelida 
  Tubicola 
  of 
  the 
  

  

  Wenlock 
  Shales, 
  from 
  the 
  washings 
  

   of 
  Mr. 
  George 
  Maw, 
  377. 
  

  

  , 
  and 
  G. 
  W. 
  Shrubsole, 
  Esq., 
  on 
  

  

  the 
  Silurian 
  species 
  of 
  Glmiconome, 
  

   and 
  a 
  suggested 
  classification 
  of 
  the 
  

   Palaeozoic 
  Polyzoa, 
  Proc. 
  245. 
  

  

  Volga, 
  section 
  from 
  the, 
  to 
  the 
  Urals, 
  

   491. 
  

  

  Walchia 
  biarmica, 
  497. 
  

  

  pin? 
  for 
  mis, 
  498. 
  

  

  Wales, 
  North-central, 
  driftless 
  area 
  

  

  of, 
  193. 
  

   , 
  South, 
  Old 
  Eed 
  Sandstone 
  of, 
  

  

  201 
  ; 
  Devono-Silurian 
  rocks 
  of, 
  

  

  204. 
  

   Wash, 
  rivers 
  flowing 
  into 
  the, 
  669, 
  

  

  670, 
  693. 
  

   Waterbeach 
  sand 
  and 
  shingle, 
  724. 
  

   Waters, 
  Arthur 
  W., 
  Esq., 
  on 
  fossil 
  Chi- 
  

  

  lostomatous 
  Bryozoa 
  from 
  Mount 
  

   Gambier, 
  South 
  Australia, 
  257. 
  

  

  Waters, 
  Arthur 
  W., 
  Esq., 
  on 
  Chilo- 
  

   stomatous 
  Brvozoa 
  from 
  Bairnsdale 
  

   (Gippsland), 
  502. 
  

  

  Watering 
  Chine, 
  section 
  through, 
  4. 
  

  

  Weald, 
  gravels 
  of 
  the, 
  689. 
  

  

  Wealden, 
  Prof. 
  H. 
  G. 
  Seeley 
  on 
  a 
  re- 
  

   markable 
  Dinosaurian 
  Coracoid 
  

   from 
  the, 
  of 
  Brook 
  in 
  the 
  Isle 
  of 
  

   Wight, 
  probably 
  referable 
  to 
  Onii- 
  

   thojpsis, 
  367. 
  

  

  Welland 
  river, 
  669, 
  670, 
  693. 
  

  

  Wenlock 
  Shales, 
  Mr. 
  G. 
  E. 
  Vine 
  on 
  

   the 
  Polvzoa 
  of 
  the, 
  &c, 
  44. 
  

  

  -, 
  Mr. 
  G. 
  E. 
  Vine 
  on 
  the 
  

  

  Annelida 
  Tubicola 
  of 
  the, 
  377. 
  

  

  of 
  Shropshire, 
  vertical 
  

  

  range 
  of 
  genera 
  and 
  species 
  of 
  

   fossils 
  found 
  in 
  the, 
  47. 
  

  

  Wesenberg 
  zone, 
  523. 
  

  

  West 
  Drayton, 
  Cyrena-formation 
  at, 
  

   696. 
  

  

  Westrogothia, 
  Cambrian 
  and 
  Silurian 
  

   rocks 
  of, 
  317. 
  

  

  W'hitecliff 
  Bay, 
  geological 
  age 
  of 
  beds 
  

   at, 
  464 
  ; 
  section 
  in, 
  465. 
  

  

  Whitehouse 
  beds 
  of 
  Girvan, 
  597, 
  603, 
  

   606, 
  612, 
  621. 
  

  

  Wiborg 
  in 
  Finland 
  and 
  Kalmar 
  in 
  

   Sweden, 
  ideal 
  section 
  of 
  the 
  Silurian 
  

   formation 
  between, 
  531. 
  

  

  Wickham 
  Lane, 
  Cyrena-brickearth 
  in, 
  

   710. 
  

  

  Willingham 
  station, 
  diagram 
  of 
  rail- 
  

   way-cutting 
  east 
  of, 
  241. 
  

  

  Willow-bed, 
  section 
  of, 
  east 
  of 
  Sugar- 
  

   loaf 
  Chine, 
  6. 
  

  

  Wilson, 
  E., 
  Esq., 
  on 
  the 
  Ehaetics 
  of 
  

   Nottinghamshire, 
  451. 
  

  

  Wimbledon 
  Common, 
  gravel 
  of, 
  677. 
  

  

  Withcall 
  Tunnel, 
  sketch 
  of 
  cutting 
  at 
  

   west 
  end 
  of, 
  243. 
  

  

  Wollaston 
  Donation 
  Fund, 
  award 
  of 
  

   the, 
  to 
  Dr. 
  G. 
  J. 
  Hinde, 
  39. 
  

  

  Medal, 
  award 
  of 
  the, 
  to 
  Dr. 
  

  

  Franz 
  Bitter 
  von 
  Hauer, 
  36. 
  

  

  Wood, 
  Searles 
  V., 
  Esq., 
  on 
  the 
  Newer 
  

   Pliocene 
  Period 
  in 
  England, 
  667. 
  

  

  Woodland 
  beds, 
  644. 
  

  

  Point, 
  section 
  of 
  the 
  strata 
  at, 
  

  

  641. 
  

  

  and 
  Shalloch, 
  coast-area 
  of, 
  637. 
  

  

  y 
  Foel, 
  section 
  through, 
  20. 
  

  

  York, 
  vale 
  of, 
  683. 
  

  

  Yorkshire, 
  Cyrena-formation 
  in, 
  700; 
  

  

  clays 
  of 
  the 
  coast 
  of, 
  685. 
  

   Yrefail 
  newydd, 
  section 
  through, 
  20. 
  

   Yr 
  ogor 
  hedyn, 
  section 
  through, 
  18. 
  

  

  Printed 
  by 
  Taylor 
  and 
  Francis, 
  Eed 
  Lion 
  Court, 
  Fleet 
  Street. 
  

  

  