Full 20earth2

Geological Time

By morganc
  • Period: to

    Geologic Time

    (year = #Eon, #Era, #Period, #Epoch), except for Precambrian dates which are placed in the year 2000 in order to save the immense space which the Precambrian took up.
  • 9/10 of Earth's history

    9/10 of Earth's history

    Precambrian INORGANIC
  • Only simple marine life

    Only simple marine life

    Precambrian - Archean/Proterozoic Eons ORGANIC
  • Volcanic activity in S.E. Mo.

    Volcanic activity in S.E. Mo.

    Precambrian - ~Proterozoic Eon INORGANIC
  • Trilobites abundant

    Trilobites abundant

    Phanerozoic Eon - Paleozoic Era - Cambrian Period ORGANIC
  • Humans Ozarks uplifted

    Humans Ozarks uplifted

    Phanerozoic Eon - Paleozoic Era - Cambrian Period(?) INORGANIC
  • Missouri covered by seas

    Missouri covered by seas

    Phanerozoic Eon - Paleozoic Era - Cambrian Period INORGANIC
  • First abundant fish

    First abundant fish

    Phanerozoic Eon - Paleozoic Era - Ordovician Period ORGANIC
  • First forests

    First forests

    Phanerozoic Eon - Paleozoic Era - Devonian Period ORGANIC
  • Coal deposits form

    Coal deposits form

    Phanerozoic Eon - Paleozoic Era - Mississippian Period INORGANIC
  • Appalachian Mtns. form

    Appalachian Mtns. form

    Phanerozoic Eon - Paleozoic Era - Pennsylvanian Period INORGANIC
  • Age of Reptiles

    Age of Reptiles

    Phanerozoic Eon - Paleozoic Era - Pennsylvanian Period ORGANIC
  • Last major uplift of Ozarks

    Last major uplift of Ozarks

    Phanerozoic Eon - Paleozoic Era - Pennsylvanian Period INORGANIC
  • Crinoids abundant in Mo.

    Crinoids abundant in Mo.

    Phanerozoic Eon - Paleozoic Era - Pennsylvanian Period ORGANIC
  • Steep bluffs form along rivers (Mo.)

    Steep bluffs form along rivers (Mo.)

    Phanerozoic Eon - Paleozoic Era - Pennsylvanian Period INORGANIC
  • Pangea forms

    Pangea forms

    Phanerozoic Eon - Paleozoic Era - Permian Period INORGANIC
  • Age of Dinosaurs

    Age of Dinosaurs

    Phanerozoic Eon - Mesozoic Era - Triassic Period ORGANIC
  • Pangaea breaks up

    Pangaea breaks up

    Phanerozoic Eon - Mesozoic Era - Triassic Period INORGANIC
  • Ancient Birds

    Ancient Birds

    Phanerozoic Eon - Mesozoic Era - Jurassic Period ORGANIC
  • Rocky Mtns. form

    Rocky Mtns. form

    Phanerozoic Eon - Mesozoic Era - Cretaceous Period INORGANIC
  • Age of Mammals/Birds

    Age of Mammals/Birds

    Phanerozoic Eon - Cenozoic Era - Tertiary Period ORGANIC
  • Himalaya Mtns. form

    Himalaya Mtns. form

    Phanerozoic Eon - Cenozoic Era - Tertiary Period - Oligocene Epoch INORGANIC
  • Superlarge mammals

    Superlarge mammals

    Phanerozoic Eon - Cenozoic Era - Tertiary Period - Pliocene Epoch ORGANIC
  • Most recent Ice Ages

    Most recent Ice Ages

    Phanerozoic Eon - Cenozoic Era - Quaternary Period - Pleistocene Epoch INORGANIC
  • Ozarks eroded & covered repeatedly

    Ozarks eroded & covered repeatedly

    Phanerozoic Eon - Cenozoic Era - Quaternary Period - Holocene Epoch INORGANIC