﻿1*38 
  NEW 
  YORK 
  STATE 
  MUSEUM 
  

  

  E 
  1 
  137; 
  — 
  First 
  beds 
  observable 
  in 
  the 
  stream. 
  Green 
  shales 
  with 
  

   occasional 
  quartz 
  pebbles 
  and 
  interbedded 
  thin 
  sand- 
  

   stone 
  layers. 
  In 
  portions 
  the 
  rock 
  resembles 
  a 
  green 
  

   schist. 
  The 
  upper 
  portion 
  of 
  the 
  shales 
  is 
  barren 
  and 
  

   talcose. 
  The 
  surfaces 
  appear 
  slimy. 
  20 
  feet 
  

  

  Anoplotheca 
  hemispherica 
  Lamellibranchs 
  

  

  (Sowerby) 
  Rhynchotrema 
  sp. 
  

  

  Buthotrejpliis 
  sp. 
  Rusojphycus 
  sp. 
  

  

  Graptolites 
  Orthis 
  sp. 
  

  

  Leptaena 
  rhomboidalis 
  (Wilck.) 
  Worm 
  tracks. 
  

   Beyrichia 
  lata 
  Hall 
  

  

  (Interval 
  without 
  exposure, 
  corresponding 
  to 
  a 
  thickness 
  of 
  

   15 
  feet) 
  

  

  E 
  2 
  ; 
  — 
  (In 
  small 
  abandoned 
  quarry.) 
  Tough 
  red 
  sandstone 
  in 
  

   layers 
  2-6 
  inches 
  thick. 
  Surfaces 
  very 
  smooth, 
  indi- 
  

   cating 
  abrupt 
  cessation 
  of 
  deposition). 
  It 
  contains 
  a 
  few 
  

   small 
  fragments 
  of 
  Lingula^ 
  and 
  shows 
  f 
  iicoids 
  on 
  the 
  

   water-worn 
  surfaces, 
  next 
  to 
  E 
  3. 
  (Fig. 
  3) 
  5-J 
  feet 
  

  

  E 
  3 
  ; 
  — 
  Thin 
  bedded 
  shaly, 
  arenaceous, 
  green 
  shale 
  ; 
  barren 
  

   except 
  for 
  a 
  few 
  fucoids. 
  inches 
  

  

  E 
  4 
  ; 
  — 
  Friable 
  barren 
  conglomerate, 
  of 
  pebbles 
  which 
  are 
  mostly 
  

   less 
  than 
  half 
  an 
  inch 
  long, 
  chiefly 
  of 
  quartz, 
  with 
  some 
  

   elongated 
  black 
  ones, 
  and 
  considerable 
  intermingled 
  

   sand. 
  The 
  cementing 
  material 
  has 
  the 
  appearance 
  of 
  

   a 
  dried 
  shallow-water 
  slime. 
  The 
  surface 
  seems 
  to 
  

   have 
  been 
  dried, 
  coated 
  with 
  slime 
  and 
  eroded 
  by 
  

   water 
  before 
  subsequent 
  deposition 
  cook 
  place. 
  

  

  1 
  foot 
  6 
  inches 
  

  

  E 
  5 
  ; 
  — 
  Green 
  shales 
  with 
  thin 
  sandstone 
  beds. 
  30 
  to 
  40 
  feet. 
  

   The 
  shales 
  contain 
  

  

  AnoplotheGahemispheriGa{^o^'eYby) 
  ButhotrepMs 
  sp. 
  

   Beyrichia 
  lata 
  Hall 
  Lamellibranchs. 
  

  

  E 
  6 
  ; 
  — 
  Hard 
  grayish 
  green 
  sandstone, 
  somewhat 
  micaceous, 
  

   barren. 
  6 
  inches 
  

  

  