﻿STRATIGRAPHIC 
  GEOLOGY 
  OF 
  THE 
  EASTERN 
  HELDERBERGS 
  353 
  

  

  4 
  A. 
  spinosa 
  H. 
  (aa) 
  

  

  5 
  Pentamerella 
  arata 
  (Con.) 
  H. 
  (c) 
  

  

  6 
  Stropheodonta 
  concava 
  H. 
  (r) 
  

  

  7 
  8. 
  textllis 
  H. 
  (rr) 
  

  

  8 
  Spirifer 
  duodena 
  Ha 
  H. 
  (a) 
  

  

  9 
  8. 
  macro, 
  H. 
  (?) 
  (rr) 
  

  

  10 
  Dalmanites 
  (Coronwa) 
  aspectans 
  (Con.) 
  H. 
  (rr) 
  

  

  11 
  Phacops 
  cristata 
  var. 
  pipa 
  H. 
  (rr) 
  

  

  12 
  Platyceras 
  dumosum 
  Con. 
  ' 
  , 
  .(c) 
  

  

  13 
  Cyrtoceras 
  sp. 
  (rr) 
  

  

  14 
  Zaphrentis 
  gigantea 
  (LeSueur) 
  Edw. 
  & 
  H. 
  (rr) 
  

  

  15 
  Z. 
  corniculum 
  (LeSueur) 
  Edw. 
  & 
  H. 
  (rr) 
  

  

  16 
  Fenestella 
  User 
  lata 
  H. 
  (rr) 
  

  

  A 
  u 
  Marcellus 
  shale 
  

  

  1 
  Chonetes 
  mucronatusIL. 
  (a) 
  

  

  2 
  Olyptocardia 
  speciosa 
  H. 
  (a) 
  

  

  3 
  Coleolus 
  teniiicinctum 
  H. 
  (r) 
  

  

  4 
  Gonvatites 
  discoid-eus 
  H. 
  (c) 
  

  

  (collected 
  from 
  gorge 
  at 
  foot 
  of 
  Bennett 
  hill). 
  

  

  A 
  12 
  Hamilton 
  formation 
  

  

  (found 
  about 
  200 
  feet 
  above 
  base 
  of 
  Hamilton). 
  

  

  1 
  Lingula 
  punctata 
  H. 
  (?) 
  (rr) 
  

  

  2 
  Chonetes 
  deflect 
  a 
  H. 
  (e) 
  

  

  3 
  Newberria 
  claypolii 
  H. 
  (?) 
  - 
  (rr) 
  

  

  4 
  Pentamerella 
  pavilionensis 
  H. 
  (?) 
  (rr) 
  

  

  5 
  C 
  amarotoecliia 
  congregata 
  (Con.) 
  H. 
  & 
  G.=RhynchoneUa 
  

  

  congregata 
  (Con.) 
  H. 
  (rr) 
  

  

  A 
  12 
  Hamilton 
  formation 
  

  

  (found 
  over 
  400 
  feet 
  above 
  base 
  of 
  Hamilton). 
  

  

  1 
  Spirifer 
  acuminatus 
  (Con.) 
  H. 
  (a) 
  

  

  2 
  8. 
  mucronatus 
  (Con.) 
  Bill. 
  (c) 
  

  

  3 
  Tropidoleptus 
  carinatus 
  (Con.) 
  H. 
  (rr) 
  

  

  4 
  Athyris 
  spiriferoides 
  (Eaton) 
  H. 
  (rr) 
  

  

  5 
  Chonetes 
  deflect 
  a 
  H. 
  (c) 
  

   C 
  Strophahsia 
  cf. 
  truncata 
  (Hall) 
  H. 
  & 
  C. 
  (r) 
  

   7 
  Pterinea 
  flabella 
  (Con.) 
  H. 
  (r) 
  

  

  