History of the Earth Timeline Presentation

By Lucas Krupkin

Info

Increment: 100 Million YearsAdditional Research Website:

http://www.enchantedlearning.com/subjects/Geologictime.html

Green Arrow=4.6Bya Beginning of Precambrian EraBlue Arrow=4.6Bya Earth Formed

4.6 Billion Years Ago

4.5 Billion Years Ago

4.4 Billion Years Ago

4.3 Billion Years Ago

4.2 Billion Years Ago

4.1 Billion Years Ago

4 Billion Years Ago

Blue Arrow=3.9Bya Bacteria Started Forming

3.9 Billion Years Ago

3.8 Billion Years Ago

3.7 Billion Years Ago

3.6 Billion Years Ago

3.5 Billion Years Ago

3.4 Billion Years Ago

3.3 Billion Years Ago

3.2 Billion Years Ago

3.1 Billion Years Ago

3 Billion Years Ago

2.9 Billion Years Ago

2.8 Billion Years Ago

2.7 Billion Years Ago

2.6 Billion Years Ago

2.5 Billion Years Ago

2.4 Billion Years Ago

2.3 Billion Years Ago

2.2 Billion Years Ago

2.1 Billion Years Ago

2 Billion Years Ago

1.9 Billion Years Ago

1.8 Billion Years Ago

1.7 Billion Years Ago

1.6 Billion Years Ago

1.5 Billion Years Ago

1.4 Billion Years Ago

1.3 Billion Years Ago

1.2 Billion Years Ago

1.1 Billion Years Ago

Light Green Arrow=1Bya Algae Formed

1 Billion Years Ago

900 Million Years Ago

800 Million Years Ago

700 Million Years Ago

600 Million Years Ago

Yellow Arrow=544Mya Insects AppearRed Arrow=544Mya Beginning of Paleozoic Era

“Age of the Amphibian”Blue Arrow=542Mya Sponges Appeared on Earth

Green Arrow=540Mya Cambrian Explosion “Explosion of Life”

Purple Arrow=540Mya First TrilobitesLight Blue Arrow=505Mya First Corals

Light Green Arrow=500Mya Ammonites AppearOrange Arrow=500Mya First Land Plants Fern

500 Million Years Ago

Light Green Arrow=408Mya First Amphibians: Sharks and Bony Fish

400 Million Years Ago

Purple Arrow=360Mya Winged Insects AppearYellow Arrow=325Mya First Reptiles

300 Million Years Ago

Yellow Arrow=260Mya Pangaea FormedBlue Arrow=248Mya Large Mass Extinction Creatures

Green Arrow=245Mya Beginning of Mesozoic Era “The Age of the Reptiles”

Red Arrow=225Mya First DinosaursPurple Arrow=208Mya First Birds and Flowers

200 Million Years Ago

Orange Arrow=146Mya First CrocodileLight Green=130Mya First Mammals

100 Million Years Ago

Orange Arrow=65Mya Beginning of Cenozoic Era“The Age of Mammals”

Blue Arrow=64Mya Extinction of DinosaursRed Arrow=54Mya First Rodents Appear

Green Arrow=5Mya First Whales Purple Arrow=4Mya Hominids AppearLight Blue Arrow=0.01Mya Last Ice Age

Light Green Arrow=0.01Mya Modern Humans “Homo Sapiens”

2009