﻿332 
  Forty- 
  seventh 
  Report 
  on 
  the 
  State 
  Museum. 
  

  

  429 
  

  

  Soft 
  gray-blue 
  shales. 
  Lingula 
  spatulata 
  very 
  abundant. 
  Phacops 
  

   rana, 
  Stropheodonta 
  Junia, 
  Cryptonella 
  plauirostra, 
  Platyceras 
  

   Thetis, 
  P. 
  bucculentum, 
  Diaphorostoma 
  lineatum 
  abundant. 
  

  

  430 
  

  

  Fine-grained, 
  pinkish-gray 
  limestone, 
  with 
  few 
  fossils; 
  Stro- 
  

   pheodonta 
  Junta 
  predominating. 
  8. 
  incequistriata 
  and 
  Orthis 
  Van- 
  

   uxemi 
  common. 
  

  

  431 
  

  

  Blue 
  shales, 
  alternating 
  with 
  hard 
  concretionary 
  layers, 
  

   containing 
  corals. 
  Fossils 
  not 
  abundant, 
  the 
  predominant 
  spe- 
  

   cies 
  being 
  Cystiphyllum 
  americanum, 
  Heliophyllum 
  Haiti, 
  

   Favosites 
  Canadensis, 
  Eridophyllum 
  Archiaci, 
  Stropheodonta 
  

   Junia. 
  

  

  Phacops 
  rana 
  rare 
  ; 
  Orthoceras 
  nuntium 
  rare 
  ; 
  Platyceras 
  

   and 
  Diaphorostoma 
  occasionally. 
  The 
  only 
  lamellibranch 
  

   Grammy 
  sia 
  alveata. 
  Stropheodonta 
  incequistriata, 
  S. 
  per- 
  

   plana 
  and 
  Orthis 
  Penelope 
  also 
  occur. 
  

  

  438 
  

  

  Hard, 
  calcareous 
  layer 
  with 
  pyrites. 
  The 
  only 
  fossils 
  ob- 
  

   served, 
  Stropheodonta 
  Junia, 
  S. 
  incequistriata. 
  

  

  44u 
  

  

  Soft, 
  compact, 
  blue 
  shales, 
  with 
  occasional 
  thin 
  calcareous 
  

   layers. 
  Fossils 
  abundant. 
  At 
  467-469 
  the 
  fot-sils 
  are 
  largely 
  

   preserved 
  in 
  pyrite, 
  and 
  the 
  fauna 
  at 
  this 
  level 
  is 
  in 
  some 
  

   respects 
  different 
  from 
  that 
  above 
  and 
  below. 
  

  

  Teilobites: 
  Phacops 
  rana 
  and 
  Prottus 
  macrocephalus 
  

   common; 
  Cryphceus 
  Pi 
  othi, 
  Homalonotus 
  DtKayi 
  and 
  Proe- 
  

   tus 
  Powi 
  less 
  frequent. 
  

  

  