Life on Earth Time Lime

By lillian.tellman.bd22@gmail.com
  • 66

    Cenozoic Era

    66 MYA
  • 179

    Mesozoic Era

    66 MYA- 245 MYA
  • 305

    Paleozoic Era

    245 MYA-550 MYA

  • Precambrian Era

    550 MYA- 3,650 MYA

  • Earliest evidence of Life

    3,650 MYA

  • First Photosynthetic/autotrophic bacteria appear

    2,500 MYA

  • First Great Extinction, oxygen poducing bacteria "poison" the environment, age of aerobic organisms begins

    2,200 MYA

  • First Eukaryotes Appear

    1,700 MYA

  • Sexual Reproduction begins

    650 MYA

  • Multicellular Life appears

    650 MYA

  • "Cambrian Explosion"

    550 MYA

  • Marine Invertebrates Appear

    505 MYA

  • Great Extinction

    438 MYA

  • Land Plants Appear

    408 MYA

  • Great Extinction, amphibians appear

    360 MYA

  • Reptiles Appear

    286 MYA

  • Great Extinction, seed plants appear

    245 MYA

  • Great Extinction, mammals and dinosaurs appear

    208 MYA

  • Primitive Birds Appear

    144 MYA

  • Great Extinction, Dinosaurs disappear

    66 MYA

  • Primates appear

    60 MYA

  • Anthropoids

    38 MYA

  • Primitive Horses appear

    37 MYA

  • Humans Appear

    0.1 MYA

  • Historical date of Jesus birth

    0.002 MYA

  • USA's declaration of Independence

    0.0002 MYA