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3.1" Ordovician Oncoceratid & Bivalve Fossil Association - Wisconsin
This is a 3.1" wide oncoceratid (Beloitoceras plebeium) and bivalve (Ctenodonta nasuta and Cyrtodonta sp.) fossil association, collected from Wisconsin. The fossils are part of an old collection from the Grand Detour Formation in Rock County.
It comes with an acrylic display stand.
It comes with an acrylic display stand.
Oncoceratids are curved nautiloid cephalopods that have been identified from the Middle Ordovician up to the Late Silurian. Richardsonoceras is known for having a stronger convex curvature than other cephalopods in the family Oncoceratidae.
SPECIES
Beloitoceras plebeium, Ctenodonta nasuta & Cyrtodonta sp.
LOCATION
Rock County, Wisconsin
FORMATION
Grand Detour Formation
SIZE
Entire Specimen: 3.1 x 2.4"
CATEGORY
ITEM
#215208
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