﻿Ouachita 
  Hver 
  gravel 
  train 
  . 
  \o\ 
  In 
  N'n 
  Unioii 
  a 
  }id 
  Claiborne 
  .10^ 
  

   Localities 
  zvhere 
  gravels 
  are 
  Around 
  the 
  cretaceous 
  outcrops 
  \o\ 
  

   found 
  in 
  wells 
  104 
  

  

  Regions 
  with 
  no 
  gravel 
  

   Thickness 
  of 
  the 
  deposits 
  

   Conclusions 
  

  

  QUATERNARY 
  

  

  Classification 
  

  

  Historical 
  

  

  Lyell 
  107 
  Johnson 
  108 
  

  

  Hilgard 
  107 
  McGee 
  108 
  

  

  Table 
  of 
  Louisiana 
  Quaternary 
  Formations 
  

   River 
  developvieiit 
  109 
  Coastal 
  development 
  109 
  

  

  Development 
  and 
  Characteristics 
  of 
  the 
  Louisi- 
  

   ana 
  Quaternary 
  Formations 
  

  

  Manner 
  of 
  Formation 
  

  

  Natural 
  periods 
  in 
  the 
  Qua- 
  Period 
  of 
  elevation 
  no 
  

  

  ternary 
  0/ 
  Louisiana 
  109 
  Present 
  period 
  of 
  subsidence 
  . 
  1 
  10 
  

  

  First 
  period 
  of 
  subsidence 
  . 
  . 
  . 
  109 
  

  

  The 
  Basal 
  Gravel 
  

  

  Characteristics 
  and 
  development 
  iii 
  

  

  The 
  Port 
  Hudson 
  

  

  Origin 
  of 
  term 
  iii 
  Areal 
  distributio7i 
  and 
  topo- 
  

  

  General 
  characteristics 
  112 
  graphical 
  features 
  113 
  

  

  Synonymy 
  .112 
  Thickness 
  of 
  the 
  Po?iHudso7i. 
  1 
  14 
  

  

  Fossils 
  114 
  

  

  The 
  Lcess 
  and 
  Yellow 
  Loam 
  

  

  Origin 
  of 
  terms 
  115 
  Origin 
  of 
  the 
  loess 
  116 
  

  

  General 
  characteristics 
  of 
  the 
  The 
  yellow 
  loam 
  116 
  

  

  loess 
  116 
  Distribution 
  117 
  

  

  The 
  Alluvium 
  and 
  Recent 
  Coastal 
  Formations 
  

   Rece?it 
  coastal 
  formations 
  . 
  ...117 
  'The 
  Alhiviuui 
  118 
  

  

  D 
  

  

  