﻿1026 
  Forty-seventh 
  Report 
  on 
  the 
  State 
  Museum. 
  

  

  Rhynchopora, 
  King. 
  1856. 
  

   (Plate 
  44, 
  figs. 
  26-29.) 
  

  

  Synonym; 
  Rhynchopori?ia, 
  CEhlert, 
  1887. 
  

  

  Plicate 
  rhynchonellids 
  with 
  punctate 
  shell-substance. 
  Teeth 
  

   supported 
  by 
  conspicuous 
  lamellae 
  ; 
  hinge-plate 
  medially 
  divided 
  

   and 
  without 
  cardinal 
  process. 
  

  

  Type, 
  Rhynchopora 
  Geinitziana, 
  de 
  Yerneuil 
  (sp.). 
  

  

  Distribution. 
  Carboniferous 
  — 
  Permian. 
  

  

  Halorella, 
  Bittner. 
  1890. 
  

   Ehynchonellids 
  with 
  median 
  depression 
  on 
  both 
  valves, 
  

   sharply 
  defined 
  false 
  cardinal 
  area, 
  and 
  depressed, 
  subauriculate 
  

   cardinal 
  extremities. 
  

  

  Figs. 
  418-420.— 
  Halorella 
  amphitoma, 
  Bronn 
  (sp.). 
  (Bittner.) 
  

  

  Type, 
  Halorella 
  amphitoma, 
  Bronn 
  (sp.). 
  

   Distribution. 
  Triassic. 
  

  

  Austriella, 
  Bittner. 
  1890. 
  

   Rhynchonellids 
  of 
  small 
  size 
  with 
  smooth 
  shells, 
  sometimes 
  

   faintly 
  plicated 
  about 
  the 
  margins. 
  

  

  

  Fig. 
  421-424.— 
  Austriella 
  dilatata, 
  Suess 
  (sp.). 
  (Bittner.) 
  

  

  Type, 
  Austriella 
  dilatata, 
  Suess 
  (sp.). 
  

   istriubtion. 
  Triassic. 
  

  

  84 
  

  

  