... how time flies ...

für deutsche version hier clicken!
   

after R.ROESSLER: "Der versteinerte Wald von Chemnitz"

time in million years

 

geography

reconstruction

 

period

from - to

important events

         
 

Quarternary

1,6 - today

Cyclic ice ages.

 

Tertiary

66 - 1,6

First indications on human beings, palm trees widespread.

 

Cretaceous

140 - 66

Mass extinction including the dinosaurs, dominance of the deciduous trees, formation of flint in northern germany.

 

Jurassic

208 - 140

Oldest angiosperms, era of dinosaurs.

 

Triassic

251 - 208

First birds and mammals, formation of marine chert in southern germany (Muschelkalk chert bank).

 

Permian

296 - 251

Mass extinction at the end of Permian, increasing dominance of gymnosperms, creation of fossiliferous cherts in Europe an Southamerica.

 

Carboniferous

360 - 296

Ice age on southern hemispere, era of fern trees, horsetail and clubmoss trees. Equatorial coal forests, first reptiles.

 

Devonian

408 - 360

Oldest forests and spermatophytes, formation of the famous Rhynie chert. First amphibians.

 

Silurian

438 - 408

Oldest macroscopic remains of land plants at the end of Silurian.

 

Ordovician

490 - 438

Ice age at the end of Ordovician, oldest spores of land plants.

 

Cambrian

544 - 490

Dominance of invertebrates, oldest fishes.

 

Proterozoic

4500 - 544

Occurence of multicellular organisms (670), first organisms (3600), formation of earth (4600).

For details of paleogeography or paleoclimate please check the website www.scotese.com
or Dr. Ron Blakeys pages. There you have the latest news and better pictures.
For general information about paleontology please search the internet.

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