Period: 4600 BCE to 541 BCE
PrecambrianThe remote past.
The precmbric cover all the materials and proceses since the earth was created to the apareance of rocks plenty of rests of living organisms.
Period: 541 BCE to 252
The paleozoic is the time when happend an explosion of living things, it reperesents the firts of tree eras of live.
Period: 252 BCE to 66 BCE
Starts with a arid climate, and it contunues in a wet tropical
Period: 66 BCE to
Complete development of the Alpine orogeny.
Formation of the Isthmus of Panama, uniting the American and North American continents.
Formation of the current current caps