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StubMicroraptor
Smaller than a Microraptor!

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Stromatolites in Sharkbay

Modern stromatolites in Shark Bay, Western Australia


Stromatolites, otherwise known as strimatolithes, are colonies of cyanobacteria that form rock structures through various acquired mineral. The microbes secrete sticky compounds that bind together sediment grains, creating a mineral “microfabric” that accumulates in fine layer.

They appeared first on earth about 1.25 billion years ago (Archean), but its population decreased and now they are uncommon in he present day

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