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Shannon and Nino's Geological Time Line

By ninoandshannon

  • Earth formed from planetary nebula

  • Inferred origin of life (first cells)

    Inferred origin of life (first cells)

  • Fossil Evidence of Bacteria

    Fossil Evidence of Bacteria

  • Fossil evidence of cells with a nucleus

  • First multi-celled organisms (seaweed and algae)

    First multi-celled organisms (seaweed and algae)

  • Cambrian system begins

  • Ordovician System Begins

  • Silurian system begins

  • First vascular land plants

  • Devonian system begins

  • First insects (beetles), scorpions, and centipedes

    First insects (beetles), scorpions, and centipedes

  • First land animals (amphibians)

  • Mississippian system begins

  • Pennsylvanian system begins

  • Triassic system begins

  • First dinosaurs

    First dinosaurs

  • First Mammals

    First Mammals

  • Jurassic system begins

  • Cretaceous system begins

  • First flowering plants

    First flowering plants

  • Tertiary system begins

  • First ancestors of dogs and cats

    First ancestors of dogs and cats

  • Oldest human like ancestors (hominids)

  • Quaternary system begins