''Nematoplexus rhyniensis'' is a fossil known from the
Rhynie chert
The Rhynie chert is a Lower Devonian sedimentary deposit exhibiting extraordinary fossil detail or completeness (a Lagerstätte). It is exposed near the village of Rhynie, Aberdeenshire, Scotland; a second unit, the Windyfield chert, is locate ...
assigned to the
nematophytes.
It comprises a loose mass of coily aseptate tubes.
Tubes which may have originated from a ''Nematoplexus''-like
plant
Plants are predominantly photosynthetic eukaryotes of the kingdom Plantae. Historically, the plant kingdom encompassed all living things that were not animals, and included algae and fungi; however, all current definitions of Plantae exclu ...
are known from earlier
Silurian sediments
Sediment is a naturally occurring material that is broken down by processes of weathering and erosion, and is subsequently transported by the action of wind, water, or ice or by the force of gravity
In physics, gravity () is a fundame ...
.
References
Prehistoric plant genera
Silurian plants
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