此reconstruction的真实准确性存在争议。 This reconstruction is based on a theory by Gregory Retallack, which interprete Ediacaran Biota is known from land or freshwater, and classified like lichens. This theory is not widely accepted, so using this image can be controversial.
摘要
描述Ediacaran petrography.jpg
English: Thin sections and substrates of a variety of Ediacaran fossils