Speetoniceras
Age
Lower Cretaceous
Location
Volga river, Ulyanovsk region, Russia
Additional information
The shell was cut into 2 halves and polished, presented is the central part of the shell. Cameras are filled by calcite (simbircite) and pyrite.
Lower Cretaceous
Volga river, Ulyanovsk region, Russia
The shell was cut into 2 halves and polished, presented is the central part of the shell. Cameras are filled by calcite (simbircite) and pyrite.
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