Echinoidea - Calycina - Phymosomatidae
Synonym: Pomelechinus Checchia-Rispoli 1946 [objective synonym]
Full reference: A. Pomel. 1883. Classification méthodique des échinides vivants et fossiles. Adolphe Jourdan, Alger 1-131
Parent taxon: Phymosomatidae according to J. F. Geys and J. Jagt 1986
See also Cooke 1953, Fell and Pawson 1966 and Sepkoski 2002
Sister taxa: Acanthechinus, Actinophyma, Aeolopneustes, Cosmocyphus, Dixieus, Gauthieria, Glyptocidaris, Glyptocyphus, Hemithylus, Jacquiertia, Lambertechinus, Leptechinus, Micropsis, Narindechinus, Phymosoma, Phymosomatinae, Pleurodiadema, Plistophyma, Polyplacidia, Porosoma, Thylechinus, Winkleria
Subtaxa: Rachiosoma corollare Rachiosoma hondoensis Rachiosoma mortoni
Ecology: slow-moving low-level epifaunal omnivore
Distribution:
• Cretaceous of Belgium (8 collections), Egypt (13), France (1), Germany (3), Israel (1), Kazakhstan (1), Spain (1), United States (4: Alabama, Mississippi, Texas)
Total: 32 collections including 33 occurrences
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.