Asaphus lepidurus Russian trilobite

Asaphus lepidurus

Trilobites, Order Asaphida, Superfamily Asaphoidea, Family Asaphidae

Geologic Time : Lower Ordovician

Size: 70 mm

Fossil Site: Wolchove Horizon, Saint Petersburg Region, Wolchow River, Russia

Asaphus lepidurus Russian TrilobiteComing from the Lower Ordovician Wolchov Horizan deposits near Saint Petersburg, Russia, this is a trilobite known as Asaphus lepidurus, one of the oldest of the Asaphids, stretching back nearly a half billion years in time. Asaphus lepidurus is believed to be a the progenitor of two major lines of Asaphus that followed.

Also see: Russian Trilobites Gallery Russian Asaphidae Evolution Sequence

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Asaphus lepidurus

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