Preceden

dino project timeline

Era

Paleozoic

542000000 BC - 251000000 BC

http://palaeos.com/paleozoic/ordovician/images/ord04b.gif link

Mesozoic

251000000 BC - 65500000 BC

http://www.geology.wisc.edu/homepages/g100s2/public_html/Geologic_Time/L19_Jurassic_Life.jpg link

Cenozoic

65500000 BC - present

http://www.handprint.com/PS/GEO/cenoq.jpg link

Paleozoic

Cambrian

542000000 BC - 488000000 BC

Ordovician

488000000 BC - 444000000 BC

Silurian

444000000 BC - 416000000 BC

Devonian

416000000 BC - 359000000 BC

Carboniferous

359000000 BC - 300000000 BC

Pangea

300000000 BC - 200000000 BC

Permian

300000000 BC - 251000000 BC

Mesozoic

Triassic

251000000 BC - 200000000 BC

Jurassic

200000000 BC - 145500000 BC

Sauropods first appeared

200000000 BC

Cretaceous

145500000 BC - 65500000 BC

Cenozoic

Paleogene

65500000 BC - 23000000 BC

Neogene

23000000 BC - 2588000 BC

Quaternary

2588000 BC - present

humans

500000 BC - present

Dilong

how long the Dilongs lived

130000000 BC - 65000000 BC