Echinoidea - Camarodonta - Glyphocyphidae

Parent taxon: Glyphocyphidae according to H. B. Fell and D. L. Pawson 1966

See also Cooke 1941 and Sepkoski 2002

Sister taxa: Arachniopleurus, Dictyopleurus, Glyphocyphus, Glyptodiadema, Hemidiadema, Radiocyphus

Subtaxa: Progonechinus pretiosus

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Ecology: epifaunal grazer-deposit feeder

Distribution: found only at Dead Level (Eocene of Alabama)

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Specimen images are retrieved through the ePANDDA API.