Home

Searching all stock for "stromatolite":

Travel (2 files)

PMR027K-07 Australia, Western Australia, Shark Bay: Stromatolites: long believed extinct, but recently rediscovered sediment-trapping algae under about 20 centimetres of water in Hamelin Pool, Shark Bay. They are one of the earliest forms of life and have been identified in rocks estimated to be 3000 million years old. Keywords: geology, beginnings of life, evolution, world history
PMR556-11 Australia, Western Australia, Shark Bay: stromatolites in Hamelin Pool. Long believed extinct, these sediment-trapping black algae were only recently discovered. They are one of the earliest forms of life on our planet, unchanged in 3000 million years. Keywords: tropical, stromatolite, beginnings of life, biology, evolution

Click below to purchase all images shown (you can fine-tune on next page):