Pseudobrevicoceras Explained

Pseudobrevicoceras is an extinct genus of nautilitoid cephalopods in the order Oncocerida. The familial position is undetermined.

Externally Pseudobrevicoceras resembles Brevicoceras, an oncocerid in the Brevicoceratidae, in having a curved, expanded, breviconic phragmocone with straight, transverse sutures.

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