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30 BCE
Cainozoic Era
Quanternary period, 1.8 million years ago. Increase in herbs. Rise in human civilisations and first homo species. -
23 BCE
Cainozoic Era
Neogene was around 23.8 million years ago. First hominids aka human ancestors. -
22 BCE
Cainozoic
The palaeogene period was a period consisting of 65 million years ago to the 33.7 million years ago. Land dominated by angiosperms. Land was dominated by mammals including apes. -
21 BCE
Mesozoic
The cretaceous period was around 141 million years ago. The angiosperms arose and expanded as gymnosperms declined. The last of the dinos and second great expansion of insects. And abundance of birds. -
11 BCE
Mesozoic Era
The Jurassic period was around 205 million years ago. Last of the seed ferns and the first dinosaurs and first mammals came about -
10 BCE
Palaeozoic
Silurian Period was dated back to 434 million years ago. The earliest signs of land life was found to be the first vascular plants towards the end of this period. -
490
Palaeozoic Era
the ordovician period was dated back 490 million years ago and the once primitive marine algae is now abundant. The invertebrates are now dominant and the first corals and the first fish vertebrates evolved. -
545
Palaeozoic Era
The cambrian period is dated back to 545 million year ago where the first type of marine algae was discovered. Also, marine invertebrates were abundant, including representatives of the modern phyla. -
Precambrian Era
The Archaen Period, was dated back to 3900 million years ago. This period contained the oldest known fossils which were rocks. -
Precambrian Era
The Hadean period was dated back 4.6 billion years ago, which is when the earth was forming