From Eons To Periods BeenyBaby.

  • Hadean Eon

  • Archean Eon

  • Proterozoic Eon

    Volcanic activity in S.E. Mo. (Inorganic)
  • Phanerozoic Eon

    Phanerozoic Eon
    All events during this last eon. - 9/10 of Earth's history. (Inorganic)
    Each area listed in text follows chronilogically. =)
  • Paleozoic Era

    Paleozoic Era
    Periods Include:
    Cambrian - Appalachian Mtns. form (Inorganic)
    Ordovician - Humans Ozarks Uplifted(Inorganic) , Steep bluffs form along rivers. (Inorganic)
    Silurian -
    Devovnian - First abundant fish, (Organic) Coal deposits form (Inorganic), First Forests, (Organic), Ozarks eroded & covered repeatedly (Inorganic)
    Mississippian/Pennsylvanian - Crinoids abundant in Mo.
    Carboniferous - Missouri covered by seas (Inorganic)
    Permian - Age of Reptiles, (Organic) Trilobites abundant (Organic)
  • Mesozoic Era

    Mesozoic Era
    • Only simple marine life (Organic) Periods: Triassic - Pangaea breaks up (Inorganic) Jurassic - Cretaceous - Ancient Birds, (Organic) Age of Dinosaurs (Organic)
  • Cenozoic Era

    Cenozoic Era
    Age of Mammals/Birds (Organic)
  • Paleogene Period

    Paleogene Period
    Epochs include:
    Paleocene -
    Eocene - Last major uplift of Ozarks (Inorganic) -listed between 7 to 50 million years ago.
    Oligocene - FIrst Superlarge mammals (Organic)
  • Neogene Period

    Neogene Period
    Miocene - Himalaya Mtns. form (Inorganic)
    Pliocene - Most recent Ice Ages (Inorganic), Rocky Mtns. form(Inorganic)
    Holocene - Pangaea forms (Inorganic)
  • Steep bluffs.

    Steep bluffs.
  • Ozarks.

  • First abundant fish.

    First abundant fish.
  • Trilobite

  • Present Day

    Present Day
    Mubeen makes-up for his horrible study guide grade. =)