﻿290 
  Geological 
  Survey 
  of 
  Louisiana 
  [Sect, 
  

  

  BRACHIOPODA 
  

  

  Terebratulina, 
  sp., 
  297 
  

  

  Eocene 
  

  

  Midway 
  Stage 
  

  

  PELECYPODA 
  

  

  Ostrea 
  crenulimarginata, 
  397 
  

   Ostrea 
  pulaskensis, 
  298 
  

   Modiola 
  stubbsi, 
  298 
  

  

  GASTROPODA 
  

  

  Turritella 
  mortoni, 
  299 
  

   Fusus 
  harrisi, 
  299 
  

   I/ciostoma 
  ? 
  ludoviciana, 
  299 
  

  

  LiGNiTic 
  Stage 
  

  

  PELECYPODA 
  

  

  Ostrea 
  thirsae, 
  300 
  

   Modiola 
  alabamensis, 
  300 
  

   Pinna, 
  300 
  

  

  Barbatia 
  cucuUoides, 
  301 
  

   I/cda 
  aldrichiana, 
  var. 
  , 
  301 
  

   I/cda 
  corpulentoides, 
  301 
  

   Venericardia 
  planicosta, 
  302 
  

   Astarte 
  smithvillensis, 
  302 
  

   Crassatella, 
  sp 
  , 
  302 
  

   Kellia 
  prima, 
  302 
  

   Mactra 
  bistriata, 
  303 
  

   Corbula 
  alabamensis, 
  303 
  

   Ivucina 
  ozarkana, 
  303 
  

   Cardium 
  tuomeyi, 
  303 
  

   Ceronia, 
  sp., 
  304 
  

   Pholas 
  alatoideus, 
  304 
  

  

  GASTROPODA 
  

  

  Pleurotoma 
  huppertzi, 
  var., 
  304 
  

   Pleurotoma 
  silicata, 
  304 
  

   Pleurotomella 
  veatchi, 
  305 
  

   Buccinanops 
  ellipticum, 
  305 
  

   Pseudoliva 
  vetusta, 
  var., 
  305 
  

   • 
  I/evifusus 
  indentus, 
  306 
  

  

  