Earliest Life - Strelley Pool Stromatolite - 4.99" mars " Allosaurus struck a unique

" Allosaurus struck a unique and intimidating figure when compared to other carnivorous dinosaurs

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The Ages of History Mega Bundle features authentic specimens from the history of our species

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The specimen in the Core Sample comes from the Kuznetsk Basin in southwestern Siberia

Earliest Life - Strelley Pool Stromatolite - 4.99" mars " Allosaurus struck a uniqueBillions of years ago, the first lifeforms on this planet were cyanobacteria living in shallow pools of water, taking in light and carbon dioxide and producing mucus and calcium carbonate. Each layer of the microbial mat built upon the last, forming an intricate laminate structure called stromatolites. This specimen is a fragment of Strelley Pool Stromatolite from the Dresser Formation in Western Australia, measuring 4. 99" in length along the longest