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by Stratigraphy.net
New from Snet: Lithologs, a new tool to create lithological/sedimentological logs online..

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INDOSPHINCTES OF RUSSIA

Stunning preservation on this lovely microconch of the ammonite, Indosphinctes (Elatmites) aff. submutatus (Nikitin, 1881), from Jurassic, Middle Callovian outcrops of the Kosmoceras jason zone near the Oka River. The exposures are near the city of Elatma in the Ryazan Region of central Russia. This specimen is 70 mm at the widest part of the ammonite and is the smaller male form of this species.

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