Rhynie chert
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The Rhynie chert is a Lower Devonian sedimentary deposit exhibiting extraordinary fossil detail or completeness. It is exposed near the village of Rhynie, Aberdeenshire, Scotland; a second unit, the W
Hand sample of the Rhynie chert from Rhynie, Scotland.
Thin section of a piece of Rhynie chert viewed by transmitted light showing the cross-section of a stem of Rhynia
Reconstruction of Lepidocaris
Reconstruction of Castracollis
Lepidocaris
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Lepidocaris rhyniensis is an extinct species of crustacean. It is the only species known from the order Lipostraca, and is the only abundant animal in the Pragian-aged Rhynie chert deposits. It resemb
Lepidocaris may have resembled Artemia salina both morphologically and ecologically.
A modern Nitella meadow, seen from above; Lepidocaris is likely to have inhabited a similar habitat in the Devonian.