﻿Report 
  of 
  the 
  State 
  Geologist. 
  739 
  

  

  having 
  their 
  axes 
  nearly 
  1ST. 
  — 
  S.; 
  no 
  fossils. 
  One 
  foot, 
  six 
  

   inches. 
  

  

  (3) 
  Greenish 
  sandstone, 
  mottled 
  with 
  iron 
  stains; 
  generally 
  

   soft 
  but 
  heavily 
  schistose. 
  Coarse 
  quartz 
  pebbles 
  sparingly 
  

   scattered 
  through 
  it. 
  Eight 
  inches. 
  Contains 
  Holonema 
  cf. 
  

   rugosa, 
  Claypole, 
  undetermined 
  plates, 
  scales 
  and 
  teeth. 
  

  

  (4) 
  Light 
  gray 
  compact 
  sandstone 
  with 
  coarse 
  quartz 
  pebbles 
  

   at 
  top 
  ; 
  no 
  fossils. 
  One 
  foot. 
  

  

  (5) 
  Shaly, 
  light-gray 
  sandstone, 
  with 
  rusty 
  3 
  mud-streaked 
  

   surface 
  ; 
  contains 
  an 
  abundant 
  of 
  lignites. 
  Two 
  feet, 
  six 
  inches. 
  

  

  (6) 
  Same 
  as 
  (3) 
  but 
  more 
  shaly. 
  General 
  effect, 
  dark 
  olive 
  

   green 
  mottled 
  with 
  brown; 
  "fucoidal" 
  on 
  surface. 
  Fish 
  remains 
  

   common. 
  Fourteen 
  inches. 
  Lingula 
  cf 
  . 
  Cuyahoga^ 
  Zeptodesma, 
  

   cf. 
  sociale 
  (single 
  specimen). 
  

  

  (7) 
  Gray 
  sandstone; 
  extending 
  half 
  way 
  across 
  it 
  from 
  top 
  

   downward 
  are 
  branching 
  worm-borings, 
  which 
  are 
  expanded 
  and 
  

   funnel-shaped 
  at 
  their 
  openings. 
  These 
  openings 
  give 
  the 
  upper 
  

   surface 
  of 
  the 
  layer 
  a 
  mottled 
  or 
  pitted 
  appearance. 
  

  

  (8) 
  Compact, 
  sandy 
  greenish 
  flags, 
  even-grained, 
  rectangularly 
  

   jointed 
  ; 
  no 
  fossils. 
  Five 
  feet. 
  

  

  On 
  the 
  roadside 
  above 
  the 
  brook 
  this 
  section 
  is 
  continued 
  and 
  

   concluded 
  by 
  

  

  (9) 
  Hard, 
  greenish, 
  sandy 
  shales 
  containing 
  large, 
  irregular 
  

   concretionary 
  masses 
  of 
  sandstone. 
  Fifteen 
  feet. 
  

  

  The 
  elevation 
  of 
  this 
  exposure 
  above 
  the 
  Chenango 
  river 
  is 
  

   about 
  the 
  same 
  as 
  that 
  of 
  the 
  Cameron 
  quarry, 
  station 
  L. 
  

  

  Station 
  JV. 
  About 
  two 
  miles 
  north 
  of 
  Greene 
  on 
  the 
  highway 
  

   to 
  Smithville 
  Fiats 
  are 
  exposed 
  four 
  to 
  six 
  feet 
  of 
  compact 
  green- 
  

   ish, 
  sandy 
  clay-shales 
  containing 
  Sperifer 
  mitcronatus 
  var. 
  pos- 
  

   terns. 
  This 
  is 
  a 
  designation 
  given 
  in 
  the 
  Palaeontology 
  of 
  IS~ew 
  

   York, 
  vol. 
  YIII, 
  pt. 
  2, 
  expl. 
  pi. 
  xxxiv, 
  Figs. 
  27-31, 
  to 
  a 
  small 
  

   variety 
  of 
  S. 
  mueronatus 
  from 
  the 
  Ithaca 
  beds 
  of 
  Tompkins 
  

   county. 
  It 
  is 
  there 
  observed 
  : 
  " 
  This 
  shell 
  in 
  one 
  of 
  its 
  forms 
  

   was 
  identified 
  as 
  Delthyris 
  muoronata 
  in 
  Geology 
  of 
  New 
  York, 
  

   Keport 
  on 
  the 
  Fourth 
  District, 
  1843 
  (p. 
  270, 
  Fig. 
  3), 
  and 
  the 
  shell 
  

   termed 
  in 
  that 
  work 
  D. 
  acuminata^ 
  Hall, 
  is 
  probably 
  the 
  same 
  

   form. 
  It 
  is 
  a 
  vanation 
  from 
  the 
  typical 
  form 
  of 
  S. 
  mucronatus, 
  

   similar 
  to 
  those 
  represented 
  in 
  Figs. 
  15 
  and 
  16 
  of 
  this 
  plate, 
  

   with 
  broad 
  or 
  narrow 
  bodies 
  and 
  acuminate 
  cardinal 
  extremities. 
  

  

  