-
570 BCE
Cambrian 570my-500my
Earliest of marine life (trilobites) -
500 BCE
Ordovician 500my-435my
Invertebrates are dominant -
435 BCE
Silurian 435my-395my
Earlierst terrestrial plants and animals -
395 BCE
Devonian 395my-345my
Armored fish go extinct, earlierst amphibians and ammonites -
345 BCE
Carboniferous 345my-280my
Mississippian and pennsylvanian. Sharks and amphibians large swamps coal farming forests. Earliest reptiles -
280 BCE
Permian 280my-225my
Extinction of many time sof marine animals including trilobites -
225 BCE
Triassic 225my-195my
Earliest Dinosaurs -
195 BCE
Jurassic 195my-136my
Earliest birds, mammals, abundant dino's -
136 BCE
Cretaceous 136my-65my
Earlist flowering plant life -
65 BCE
Tertiary 65my-1.8my
Earliest placental mammals, modern mammals, large running animals
