History time line

By crisuh_
  • Period: 4600 BCE to 541 BCE

    Precambian

    Guide Fosil: Estromatolitos
    Geogolical event: Origen y evolucion temprana
    Climate event: Atmosfera oxidante
  • 579 BCE

    1st life forms

    4:10
    Eukariotic
    Unicellulares
  • Period: 542 BCE to 251 BCE

    Paleozoic

    Guide Fosil: Trilobites

    Geogolical event: The pangean continent is born

    Climate event: The clime started to warm
  • 541 BCE

    1st most complex life forms

    9:07
    prokaryotic
    pluricellular
    invertebrates
  • 541 BCE

    Great explosion of life

    21:10 h
    Oxygen for animals
  • 419 BCE

    Age of the fish

    21:37 h
    Lobe-finned fish and early sharks
  • 382 BCE

    First terrestrial plants (gymnosperms)

    21:48 h
    Pteridophytes plant is regarded as first terrestrial plants.
  • 340 BCE

    Amphibian age

    22:13 h
    8,100 species of living amphibians are known.
  • 252 BCE

    Age of the reptiles

    22:43 h
    Life diversified rapidly and giant reptiles, dinosaurs and other monstrous beasts roamed the Earth.
  • Period: 250 BCE to 66 BCE

    Mesozoic

    Guide Fosil: Amonites
    Geogolical event: Pangea is fractured
    Climate event: Low sea level
  • 201 BCE

    1st angiosperms

    23:22 h
    Angiosperms are vascular plants. Angiosperm eggs are fertilized and develop into a seed in an ovary that is usually in a flower.
  • 66 BCE

    Age of the birds

    23:39 h
    Birds evolved from the dinosaurs.
  • Period: 66 BCE to

    Cenozoic

    Guide Fosil: Nummulites
    Geogolical Events: Formation of polars caps
    Climate Events: Glacial and interglacial periods
  • 23 BCE

    1st hominids

    23:53 h
    In Africa began to walk habitually on two legs.
  • 1 BCE

    1st Homo sapiens

    Bones of primitive Homo sapiens first appear 300,000 years ago.