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