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出典:Wikipedia
出典:『Wikipedia』 (2010/10/28 16:00 UTC 版)
Nematoplexus rhyniensis is a fossil known from the Rhynie Chert assigned to the nematophytes. It comprises a loose mass of coily aseptate tubes. Tubes which may have originated from a Nematoplexus-like plant are known from earlier Silurian sediments.
Nematoplexus