﻿Plate 
  11 
  

  

  Page 
  

   Figs. 
  1-5. 
  Diplocava 
  inordinata, 
  new 
  species 
  73 
  

  

  1. 
  Zoarial 
  fragments, 
  natural 
  size 
  and 
  base 
  of 
  a 
  young 
  

  

  zoarium, 
  X3. 
  

  

  2. 
  Fragment 
  with 
  small 
  tubes, 
  X12. 
  

  

  3. 
  Portion 
  of 
  zoarium 
  with 
  large 
  tubes, 
  X12. 
  

  

  4. 
  Fragment 
  with 
  both 
  large 
  and 
  small 
  tubes, 
  X12. 
  

  

  .">. 
  Example 
  containing 
  tubes 
  with 
  their 
  facettes, 
  X12. 
  

   Lower 
  Cretaceous 
  (Valangian) 
  : 
  Sainte-Croix, 
  Switzer- 
  

   land. 
  

  

  Fins. 
  8 
  8. 
  Diplocava 
  orbiculifera, 
  new 
  species 
  73 
  

  

  6. 
  The 
  ramose 
  zoarium, 
  natural 
  size. 
  

   7, 
  8. 
  Zoarial 
  surface 
  X12 
  and 
  X25, 
  showing 
  the 
  orbicular 
  

   arrangement 
  of 
  the 
  groups 
  of 
  large 
  tubes. 
  

   Lower 
  Cretaceous 
  (Valangian): 
  Sainte-Croix, 
  Switzer- 
  

   land. 
  

  

  Fios. 
  ( 
  .», 
  11. 
  Diplocava 
  globulosa, 
  new 
  species 
  74 
  

  

  9. 
  The 
  small 
  massive 
  zoarium, 
  natural 
  size. 
  

   11, 
  10. 
  Portion 
  of 
  the 
  zoarial 
  surface, 
  X12 
  and 
  X25, 
  showing 
  

   the 
  two 
  kinds 
  of 
  tubes. 
  

   Lower 
  Cretaceous 
  (Valangian) 
  : 
  Sainte-Croix, 
  Switzer- 
  

   land. 
  

  

  Figs. 
  12,13. 
  Meliceritites 
  semiclausa 
  Gregory, 
  L899 
  66 
  

  

  12, 
  13. 
  A 
  typical 
  specimen, 
  natural 
  size 
  and 
  X12, 
  

   showing 
  the 
  transverse 
  ovicell 
  and 
  the 
  eleo- 
  

   cellarium 
  which 
  is 
  oval 
  and 
  longer 
  than 
  a 
  

   facet 
  te. 
  

   Lower 
  Cretaceous 
  (Aptian) 
  : 
  Faringdon, 
  Eng- 
  

   land. 
  

  

  Fig. 
  11. 
  Spiroclausa 
  neocomiensis 
  De 
  Loriol, 
  1863 
  75 
  

  

  Specimen 
  X12. 
  attributed 
  doubtfully 
  to 
  this 
  species 
  but 
  

  

  which 
  is 
  in 
  reality 
  a 
  Diplocava. 
  

   Lower 
  Cretaceous 
  (Valangian): 
  Sainte-Croix, 
  Switzerland. 
  

  

  KM 
  

  

  