﻿378 
  C. 
  J. 
  A. 
  MEYER 
  ON 
  THE 
  CRETACEOUS 
  ROCKS 
  OF 
  

  

  Micrabacia 
  coronula, 
  Goldf. 
  Br. 
  

  

  Bryozoa 
  BH. 
  

  

  Sponge-nodules 
  (phosphatic) 
  BH. 
  Ax. 
  

  

  Cidaris 
  (spines 
  and 
  plates) 
  Br. 
  

  

  Discoidea 
  cylindrica, 
  Lam 
  Ax. 
  

  

  subuculus, 
  Klein 
  Ax. 
  Br. 
  BH. 
  

  

  Echinocyphus 
  difficilis, 
  Ag 
  . 
  BH. 
  

  

  Fseudodiadema 
  variolare, 
  Brongn 
  BH. 
  

  

  Belemnitella 
  BH. 
  

  

  Ammonites 
  Mantelli, 
  Sow 
  Ax. 
  D. 
  

  

  rhotomagensis, 
  Defr 
  Ax. 
  BH. 
  

  

  navicularis, 
  Soto. 
  WC. 
  

  

  , 
  sp 
  BH. 
  

  

  Scapliite3 
  obliquus, 
  Sow 
  Ax. 
  

  

  Turrilites 
  tuberculatus, 
  Bosc 
  BH. 
  

  

  Bechei 
  Ax. 
  

  

  Area 
  Mailleana, 
  D'Orb 
  BH. 
  

  

  Lueina 
  turoniensis, 
  D' 
  Orb 
  BH. 
  

  

  Janira 
  quinquecostata, 
  Soiv 
  Br. 
  

  

  Plicatula 
  spinosa, 
  Mant 
  D. 
  

  

  ventricosa, 
  Goldf. 
  D. 
  

  

  hippuritarum, 
  D' 
  Orb 
  Br. 
  

  

  Rhynchonella 
  dimidiata, 
  Soiv 
  WC. 
  

  

  G-rasiana, 
  D' 
  Orb 
  D. 
  

  

  Mantelliana, 
  Sow 
  BH. 
  D. 
  WC. 
  

  

  Terebratula 
  ovata, 
  Sow 
  BH. 
  D. 
  

  

  Megerlia 
  lima, 
  Defr. 
  . 
  D. 
  

  

  Note. 
  — 
  Many 
  of 
  the 
  fossils 
  of 
  this 
  bed 
  seem 
  to 
  have 
  been 
  deposited 
  in 
  the 
  

   condition 
  of 
  casts 
  ; 
  and 
  some 
  at 
  least 
  of 
  these 
  may 
  have 
  been 
  derived 
  from 
  a 
  

   partial 
  wearing 
  away 
  of 
  the 
  Chloritic 
  Marl. 
  

  

  Bed 
  14. 
  — 
  Hard 
  nodular 
  chalk, 
  with 
  fine 
  quartz 
  grains. 
  

  

  Thickness 
  variable 
  : 
  4 
  ft. 
  at 
  White 
  Cliff, 
  5 
  ft. 
  at 
  Beer 
  Head, 
  2| 
  ft. 
  

   at 
  Dunscombe. 
  

  

  May 
  be 
  seen 
  at 
  White 
  Cliff, 
  Beer, 
  Beer 
  Head, 
  and 
  sections 
  west- 
  

   ward 
  to 
  Dunscombe. 
  

  

  Fossils 
  : 
  — 
  

  

  Discoidea 
  subuculus, 
  Leske 
  BH. 
  D-. 
  

  

  Cardiaster 
  (allied 
  to 
  C. 
  rostratus, 
  Forbes) 
  BH. 
  

  

  Ammonites 
  Mantelli, 
  Soiv 
  BH. 
  

  

  Rhynchonella 
  Mantelliana, 
  Sow 
  Beer. 
  

  

  limbata, 
  var. 
  robusta, 
  Tate 
  Ax. 
  

  

  Bed 
  15. 
  — 
  Creamy 
  white 
  or 
  yellowish 
  sandy 
  chalk, 
  semicrystal- 
  

   line. 
  (The 
  Beer 
  Stone 
  of 
  the 
  Beer 
  quarries.) 
  

  

  Thickness 
  variable 
  : 
  5 
  ft. 
  at 
  White 
  Cliff, 
  10 
  ft. 
  at 
  Beer 
  quarries, 
  

   6 
  ft. 
  at 
  Beer 
  Head, 
  2 
  ft. 
  at 
  Dunscombe. 
  

  

  Characteristic 
  fossil 
  — 
  Inoceramus 
  mytiloides, 
  Sow. 
  

  

  May 
  be 
  seen 
  in 
  part 
  from 
  White 
  Cliff 
  westward 
  to 
  Duns- 
  

   combe. 
  

  

  Fossils 
  : 
  — 
  

  

  Ananchytes 
  subglobosus, 
  LesJce 
  Br. 
  BH. 
  

  

  Discoidea 
  subuculus, 
  Klein 
  Ax. 
  BH. 
  

  

  Echinoconus 
  (Galerites) 
  castaneus, 
  Brongn 
  BH. 
  

  

  Inoceramus 
  mytiloides, 
  Soiv 
  BH. 
  Beer. 
  

  

  Lima 
  simplex, 
  D' 
  Orb 
  Br. 
  

  

  