-
Period: 4600 BCE to 540 BCE
Precambrian
-
4000 BCE
1st ocean (Panthalassa)
-
3600 BCE
1st forms of unicellular life
-
3500 BCE
Estromatolitos (guide fosil)
-
2400 BCE
First ice age
-
2100 BCE
1st most complex life forms (invertebrates)
-
Period: 540 BCE to 250 BCE
Paleozoic
-
522 BCE
Trilobites (guide fosil)
-
438 BCE
Fish age
-
435 BCE
1st land plants (gymnosperma)
-
360 BCE
Amphibian age
-
335 BCE
Emergence of the supercontinent (Pangea ||)
-
270 BCE
Age of reptiles
-
Period: 250 BCE to 65 BCE
Mesozoic
-
245 BCE
Dinosaurios (guide fosil)
-
200 BCE
Age of birds and mammals
-
174 BCE
1st angiospern plants (with flowers)
-
Period: 65 BCE to 1 BCE
Cenozoic
-
64 BCE
Numulites (guide fosil)
-
12 BCE
Appearance of the first hominids
-
1 BCE
Appearance of the first homosapiens
