Echinoidea - Calycina - Phymosomatidae
Parent taxon: Phymosomatidae according to S. G. Parma and S. CasadÃo 2005
See also Clark and Twitchell 1915, Fell and Pawson 1966 and Sepkoski 2002
Sister taxa: Acanthechinus, Actinophyma, Aeolopneustes, Cosmocyphus, Dixieus, Gauthieria, Glyptocidaris, Glyptocyphus, Hemithylus, Jacquiertia, Lambertechinus, Leptechinus, Narindechinus, Phymosoma, Phymosomatinae, Pleurodiadema, Plistophyma, Polyplacidia, Porosoma, Rachiosoma, Thylechinus, Winkleria
Subtaxa: Micropsis desori Micropsis lineatus
Ecology: slow-moving low-level epifaunal omnivore
Distribution:
• Paleocene of Argentina (2 collections)
• Cretaceous of the Netherlands (1), United States (1: Texas)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.