bio

By nicksnyder004
  • 1 CE

    Humans appear .1MYA

  • 2

    Jesus' Birth .002MYA

  • 2

    USA's Declaration of Independence .0002MYA

  • 37

    Primitive horses appear 37MYA

  • 38

    Anthropoids appear (day---active primates) appear 38MYA

  • 60

    Primates Appear 60MYA

  • 66

    Cenozoic Era 66MYA-Present

    present to 66MYA
  • 66

    Great Extinction, dinosaurs disappear 66MYA

  • 114

    Primitive birds appear 114MYA

  • 208

    Great Extinction, mammals and dinosaurs appear 208MYA

  • 245

    Mesozoic Era 6MYA-245MYA

  • 245

    Great Extinction, seeds appear 245MYA

  • 286

    Reptiles appear 286MYA

  • 360

    Great Extinction, amphibians appear 360MYA

  • 408

    Land plants appear 408MYA

  • 438

    Great Extinction, fish appear 438MYA

  • 505

    Marine invertebrates appear 505MYA

  • 550

    Paleozoic Era 245MYA-550MYA

  • 550

    Cambrian Explosion 550MYA

    huge diversity in a short amount of time
  • 650

    Sexual Reproduction Begins 650MYA

  • 650

    Multicellular life appears 650MYA

  • First Eukaryotes appear 1750MYA

  • First great extinction, oxygen producting bacteria "poison" the enviornment, age of aerobic organisms begin 2200 MYA

  • First photosynthesis/autotrophic bacteria appear 2500MYA

  • Precambrian Era 550MYA-3650MYA

  • Earliest evidence of life 3650MYA

    Heterotrophic, prokaryotic, bacteria