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29th International Meeting on Organic Geochemistry
The emergence of modern animal phyla in the Cambrian was preluded by the appearance of large architecturally complex organisms, the Ediacara biota (571 to 541 Ma). These fossils might hold clues to the understanding of history of the animal lineage and the evolution of complex life on Earth. However, most of them have evaded taxonomic classification, with interpretations ranging from marine animals or giant single-celled protists to bacterial colonies and terrestrial lichens (Xiao and Laflamme, 2009).doi:10.3997/2214-4609.201902896 fatcat:426zrj4lmbgklj66tzxkpwy25y