Earth's History

  • Period: 541 BCE to 359 BCE

    Palaeozoic (era)

    The palaeozoic era has many periods (Cambrian, Ordovician, Silurian, Devonian, Carboniferous and Premian) in the Cambrian period mant marine invertebrades apered with the first great extintion coming soon after with the ordovician period, in the Silurian period the first land plants started to develop after came the Devonian period where fish started to become more diverse and where the first amphibians aperear. a few years after the start of the Devonian era the Carboniferous period started.
  • Period: 541 BCE to 485 BCE

    Cambrian (Period)

  • Period: 485 BCE to 444 BCE

    Ordovician (Period)

  • Period: 444 BCE to 419 BCE

    Silurian (Period)

  • Period: 419 BCE to 359 BCE

    Devonian (Period)

  • Period: 359 BCE to 252 BCE

    Paleozoic (era) pt.2

    in the Carboniferous period forest of giant ferns began to grow and the and the anphibians evolved in to the first reptiles at the end of the Carboniferous period in the year 299 BC the Permian period began bringing diverse reptiles with it.
  • Period: 359 BCE to 299 BCE

    Carboniferous (Period)

  • Period: 299 BCE to 252 BCE

    Permian (Period)

  • Period: 252 BCE to 201 BCE

    Triassic (Period)

  • Period: 252 BCE to 145 BCE

    Mesozoic (era)

    With the begining of the Mesozoin era coming along a few more periods apereard (Triasic, Jurasic and Cretaceous). With the begining of the Triasic period the dinasaurs and mammals started to apear through the evolucion of the reptiles, shortly after i the Jurasic period a lot of changes started to hapen around the earth like the dinasaurs becoming more diverse, the apearense of the first flying and aquatic reptiles and gymnosperm plants begining to do dominate the earths surface.
  • Period: 201 BCE to 145 BCE

    Jurassic (Period)

  • Period: 145 BCE to 66 BCE

    Mesozoic (era) pt.2

    the Createceous period started and ended quikly with the extintion of dinasaurs and ammonites and the first sing of plants with flowers.
  • Period: 145 BCE to 66 BCE

    Cretaseous (Period)

  • Period: 66 BCE to 2 BCE

    Tertiary (Period)

  • Period: 66 BCE to

    Cenozoic (era)

    with this era came two periods (Quaternary and Tertiary) and in both the development and diversity of mammals apeared and are still developing.
  • Period: 2 BCE to

    Quaternary (Period)