Echinoidea - Cassiduloida

Alternative combination: Pygurostoma pasionensis

Belongs to Pygurostoma according to C. W. Cooke 1953

Sister taxa: Pygurostoma geometricum, Pygurostoma morgani

Type specimen: AMNH 26901. Its type locality is Santa Amelia, which is in a Campanian marine horizon in Guatemala.

Distribution: found only at Santa Amelia

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Specimen images are retrieved through the ePANDDA API.