Pseudoaspidoceras is an extinct genus of ammonites in the family Acanthoceratidae.

These cephalopods lived during the Turonian stage of the Upper Cretaceous, between 93.5 ± 0.8 Ma and 89.3 ± 1 Ma (million years ago).

Their shells reached a diameter of 90–120 mm and had ornate ribs.

Fossils of Pseudoaspidoceras have been found in Brazil, Nigeria and Peru.

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