Echinoidea - Calycina - Phymosomatidae

Alternative spelling: Polyplacida

Parent taxon: Phymosomatidae according to P. M. Kier and M. H. Lawson 1978

See also Sepkoski 2002

Sister taxa: Acanthechinus, Actinophyma, Aeolopneustes, Cosmocyphus, Dixieus, Gauthieria, Glyptocidaris, Glyptocyphus, Hemithylus, Jacquiertia, Lambertechinus, Leptechinus, Micropsis, Narindechinus, Phymosoma, Phymosomatinae, Pleurodiadema, Plistophyma, Porosoma, Rachiosoma, Thylechinus, Winkleria

Subtaxa: none

Ecology: slow-moving low-level epifaunal omnivore

Distribution: there are no occurrences of Polyplacidia in the database

Show more details

Specimen images are retrieved through the ePANDDA API.