Echinoidea - Diadematoida - Diadematidae

Alternative combinations: Cidarites pseudodiadema, Pseudodiadema pseudodiadema

Belongs to Diadema according to T. Wright 1851

See also Fell and Pawson 1966

Sister taxa: Diadema depressum, Diadema subangulare

Ecology: slow-moving low-level epifaunal grazer

Distribution: found only at St-Ursanne Fabrique de Chaux (Jurassic of Switzerland)

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Specimen images are retrieved through the ePANDDA API.