History of Palaeozoic Forests
The Earliest Life
The oldest fossils are approximately 3.5 Billion-year-old
stromatolites. These are colonies of
cyanobacteria (formerly called blue-green algae) which built
real reefs. The oldest stromatolites were found in Australia.
- The earliest
life: the earth at the dawn of life, about 3.5 billion years ago - Field Museum Chicago
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- Early
life: approximately 2 billion-years-old stromatolites - Worldwide Museum of Natural
History
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- Two
billion-year-old stromatolites from China - Sendai Museum, Japan
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- Stromatolites
- Hunterian Museum, Glasgow
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- Fossil
Cyanobacteria - University of California Museum of Paleontology,
Berkeley
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