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Family Psychocidaridae Ikeda 1936 (pencil urchin)

Echinoidea - Cidaroida

PaleoDB taxon number: 141953

Alternative spelling: Psychocidarinae

Full reference: H. Ikeda. 1936. Preliminary note on a new family of the Cidaroidea. Annotationes Zoologicae Japonenses 15:486-489

Parent taxon: Cidaridea according to A. Kroh and A. B. Smith 2010

Sister taxa: Cidaridae, Ctenocidaridae, Goniocidarinae, Paurocidaris, Plegiocidaris

Subtaxa: Merocidaris, Roseicidaridae, Roseicidaris, Tylocidaris

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