Echinothrix Peters 1853 (sea urchin)

Echinoidea - Diadematoida - Diadematidae

Parent taxon: Diadematidae according to G. M. Philip 1963

See also Nisiyama 1966

Sister taxa: Australidiadema, Centrostephanus, Diadema, Eodiadema, Kierechinus, Mesodiadema, Palaeodiadema, Pedinothuria, Sierradiadema

Subtaxa: Echinothrix calamaris

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Ecology: slow-moving low-level epifaunal grazer

Distribution: found only at Kitadaitojima (Quaternary of Japan)

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Specimen images are retrieved through the ePANDDA API.


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