2.35" Fossil Nautilus (Eutrephoceras) - South Dakota

Fossil Nautilus (Eutrephoceras) - South Dakota #86214

This is a beautiful, 2.3" wide fossil Nautilus (Eutrephoceras montanaensis) from the Pierre Shale of South Dakota. It has been prepared free of the hard concretion it was found in.

SPECIES

Eutrephoceras montanaensis

AGE

Late Cretaceous - Upper Campanian Stage

LOCATION

Garfield County, South Dakota

FORMATION

Pierre Shale

SIZE

2.35" wide

2.35" Fossil Nautilus (Eutrephoceras) - South Dakota

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