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Nudicidaris Vadet 1988 (pencil urchin)

Echinoidea - Cidaroida - Nenoticidaridae

PaleoDB taxon number: 106814

Parent taxon: Polycidaridae according to B. Hostettler et al. 2017

Sister taxa: Paracidaris, Polycidaris, Romanocidaris

Subtaxa: Nudicidaris elegans

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Ecology: slow-moving low-level epifaunal grazer-omnivore