﻿INDEX 
  TO 
  GEOLOGICAL 
  HISTORY 
  OF 
  NEW 
  YORK 
  STATE 
  

  

  129 
  

  

  Newark 
  series, 
  62, 
  74 
  

  

  Niagara 
  Falls, 
  recession, 
  115; 
  and 
  

  

  gorge, 
  112 
  

   Niagara 
  formation, 
  52 
  

   Niagara 
  river, 
  100 
  

   Nipissing 
  Great 
  Lakes 
  stage, 
  101 
  

   North 
  River, 
  42 
  

  

  Olean 
  conglomerate^ 
  12 
  

  

  Oneida 
  lake, 
  27 
  

  

  Oneida 
  sandstone 
  and 
  conglomerate, 
  

  

  12, 
  51, 
  52, 
  54 
  

   Onondaga 
  limestone, 
  12, 
  56 
  

   Ontario, 
  Lake, 
  81, 
  96, 
  100 
  

   Ontario 
  basin, 
  26 
  

   Ontario 
  plain, 
  21, 
  55 
  

   Ordovicic 
  period, 
  44-47 
  

   Oriskany 
  sandstone, 
  12, 
  55, 
  56 
  

   Oswego 
  river, 
  27 
  

  

  Oswego 
  sandstone, 
  52 
  

   Overwash 
  plain, 
  94 
  

  

  I 
  

  

  Paleo-geography, 
  denned, 
  8 
  

  

  Paleozoic 
  history, 
  41-60 
  

  

  Palisades 
  of 
  the 
  Hudson, 
  25, 
  62 
  

  

  Passaic 
  basin, 
  28 
  

  

  Pegmatite, 
  39 
  

  

  Peneplain, 
  10 
  

  

  Physiographic 
  provinces, 
  15-28 
  

  

  Physiography, 
  defined, 
  8 
  

  

  Piedmont 
  plateau, 
  47, 
  48 
  

  

  Piseco 
  lake, 
  104 
  

  

  Plateau 
  province, 
  16 
  

  

  Pliocene, 
  77 
  

  

  Plutonic 
  rocks, 
  8 
  

  

  Portage 
  shale 
  and 
  sandstone, 
  12, 
  56 
  

  

  Potomac 
  series, 
  65 
  

  

  Potsdam 
  sandstone 
  and 
  limestone, 
  

  

  13, 
  4i 
  

   Potsdam 
  sea, 
  42 
  

  

  Precambric 
  history, 
  29-40; 
  late, 
  39- 
  

   40 
  

  

  Quaternary 
  period, 
  87-117 
  

  

  Raquette 
  river, 
  26 
  

  

  Relief 
  features, 
  development 
  of, 
  78 
  

  

  Rensselaer 
  grit, 
  55 
  

  

  Rochester 
  shale, 
  12 
  

  

  Rocky 
  Mountain 
  revolution, 
  68 
  

  

  Rome 
  river, 
  80, 
  82, 
  86 
  

  

  Rondout 
  creek, 
  79 
  

  

  Rondout 
  waterlime, 
  12, 
  54 
  

  

  Rosendale 
  cement 
  region, 
  54, 
  60 
  

  

  Sacandaga, 
  Lake, 
  107 
  

   Sacandaga 
  river, 
  80, 
  86, 
  no 
  

   Saginaw, 
  Lake, 
  99 
  

   St 
  Lawrence 
  river, 
  82, 
  86; 
  channel 
  

  

  submerged, 
  116 
  

   St 
  Lawrence 
  valley, 
  26, 
  101 
  

   St 
  Lawrence 
  valley 
  province, 
  22 
  

   Salina 
  shales, 
  12, 
  54 
  

   Salisbury, 
  R. 
  D., 
  cited, 
  86 
  

   Schroon 
  Lake, 
  43, 
  104 
  

   Scott, 
  W. 
  B., 
  cited, 
  59 
  

   Sedimentary 
  rocks, 
  8; 
  Grenville 
  

  

  formation, 
  30 
  

   Seneca 
  lake, 
  103 
  

   Seneca 
  river, 
  27 
  

   Shawangunk 
  conglomerate, 
  12, 
  52, 
  

  

  54 
  

   Shawangunk 
  mountain, 
  25, 
  52, 
  59 
  

   Siluric 
  period, 
  51-55 
  

   Six 
  Mile 
  creek, 
  114 
  

   Skunnemunk 
  mountain, 
  55 
  

   Southwestern 
  plateau 
  province, 
  16, 
  

  

  55 
  

   Spencer, 
  J. 
  W., 
  cited, 
  82 
  

   Stony 
  Creek 
  divide, 
  in 
  

   Superior, 
  Lake, 
  98 
  

   Susquehanna 
  river, 
  27, 
  79, 
  80, 
  84 
  

   Syenite, 
  13, 
  34 
  

  

  Taconic 
  mountain 
  revolution, 
  47-51 
  

   Tarr, 
  R. 
  S., 
  cited, 
  96, 
  103, 
  105 
  

   Taughannock 
  gorge, 
  114 
  

   Terminal 
  moraine, 
  93 
  

   Tertiary 
  period, 
  77-86; 
  drainage 
  in, 
  

  

  81-86 
  

   Theresa 
  formation, 
  43 
  

   Thousand 
  Islands, 
  22, 
  91 
  

   Till, 
  94 
  

   Time 
  scale, 
  11 
  

   Topographic 
  maps, 
  construction 
  and 
  

  

  uses, 
  118 
  

  

  