﻿262 
  

  

  Forty- 
  seventh 
  Report 
  on 
  tee 
  State 
  Museum. 
  

  

  447' 
  20' 
  Soft 
  blue-gray 
  shales, 
  compact, 
  with 
  occasional 
  fine 
  

  

  sandy 
  layers, 
  slightly 
  calcareous. 
  Small 
  amount 
  of 
  gas. 
  

   Fossils 
  abundant. 
  The 
  most 
  common 
  species 
  are 
  : 
  JPhacops 
  

   rana, 
  Proetus 
  Rowi, 
  P. 
  macrocephalus, 
  and 
  Homalonotus 
  De 
  

   Kayi, 
  Goniatites 
  uniangidaris, 
  Pleurotomaria 
  Itys, 
  P. 
  

   capillaria, 
  Loxonema 
  Hamiltonice, 
  Platyceras 
  Thetis, 
  Stylio- 
  

   lina 
  fissurella, 
  Actinopteria 
  decussata, 
  Lyriopecten 
  orbicula- 
  

   tus, 
  Modiomorpha 
  mytiloides, 
  Aviculopecten 
  princeps, 
  

   Pterinea 
  flabella, 
  Orthoceras 
  nuntium, 
  Nautilus 
  magistcr, 
  

   Spirifer 
  mueronatus, 
  Sp. 
  audaculus, 
  Athyris 
  spiriferoides, 
  

   Or 
  this 
  Vdnuxemi, 
  Stropheodonta 
  concava, 
  S. 
  per 
  plana, 
  S. 
  

   inequistriata, 
  Chonetes 
  seitula, 
  Tropidoleptus 
  carinatus, 
  

   Crania 
  Hamiltonim, 
  Ambocoelia 
  umbonata, 
  Meristella 
  

   Haskinsi. 
  

  

  Bryozoans 
  are 
  also 
  common. 
  

  

  Crinoids 
  rare. 
  

  

  