Key: Continental Deposits

• Tertiary
  • Tpc Pliocene
  • Tmc Miocene
  • Toc Oligocene
  • Tec Eocene
  • Tel Eocene lacustrian deposits
  • Txc Paleocene
• Mesozoic
  • Kc Cretaceous
  • Jc Jurassic
• Pennsylvanian
  • P2ac Early Leonardian
  • P1c Wolfcampian Series
  • uPzc Upper Paleozoic
• Devonian
  • D3c Upper Devonian
  • D2c Middle Devonian