Linea del tiempo Paula

By Polin25
  • Period: 4600 BCE to 540 BCE

    PRECAMBIAN

    GEOLOGICAL EVENT: FIrst Ocean 160 ºC CLIMATE EVENT: Oxygen is created GUIDE FOSSIL: Rodinia
  • First unicelular form
    3800 BCE

    First unicelular form

  • Period: 540 BCE to 260 BCE

    PALEOZOIC

    GEOLOGICAL EVENT: Pange Formation CLIMATE EVENT: HIgh CO2 levels GUIDE FOSSIL: Trilopites
  • 520 BCE

    First most complex life form (invertebrates)

  • 470 BCE

    1º Lands plants (gymnosperm)

  • 430 BCE

    Marine invertebrates

  • 400 BCE

    Fish age

  • 400 BCE

    Amphibian age

  • 270 BCE

    The great extincion

  • Period: 260 BCE to 65 BCE

    MESOZOIC

    GEOLOGICAL EVENT: Pangea breaks up CLIMATE EVENT: Large amounts of CO2 GUIDE FOSSIL: Amonites and Belemnites
  • 220 BCE

    Appearance of dinosaurs

  • 67 BCE

    1º angiosperm plants (wtih flowers)

  • Period: 65 BCE to 1 BCE

    CENOZOIC

    GEOLOGICAL EVENT: Continental drift ends and orogenic drift continues CLIMATE EVENT: Last glaciation GUIDE FOSSIL: Nummulites
  • 40 BCE

    Age of birds

  • 40 BCE

    Age of mammals

  • 7 BCE

    1º Haminids

  • 2 BCE

    Homo Sapiens Appears