-
Period: 575 BCE to 255 BCE
Paleozoic
GEOLOGICAL EVENTS: Pangea, CLIMATE EVENTS: rising oxigen, elevated co2. -
Period: 550 BCE to 468 BCE
cambrian
GEOLOGICAL EVENTS: mass extintion CLIMATE EVENTS: Gaciation -
541 BCE
1º most complex life form
-
Period: 470 BCE to 430 BCE
Ordivician
GEOLOGICAL EVENTS: mass extintion CLIMATE EVENTS: Gaciation -
419 BCE
Fish age
-
360 BCE
1º Land plants gimnosperms
-
350 BCE
Amphibian age
-
252 BCE
Age of reptils
-
200 BCE
1º Homosapiens
200.000 años -
130 BCE
1º Angiosperm plants with flowers
-
66 BCE
Age of birds and mammals
-
5 BCE
1º Hominids
-
3 BCE
1º Form of unicellular life
3500mya -
Period: to 575 BCE
Precambrian
GEOLOGICAL EVENTS: First Oceans CLIMATE EVENTS: first glaciation.