Superfamily

Sphaeronitida Neumayr, 1889

Selection of related publications
Sheffield, S. L., Lam, A. R., Phillips, S. F., Deline, B. 2022. Morphological Dynamics and Response Following the Dispersal of Ordovician–Silurian Diploporan Echinoderms to Laurentia. Contributions from the Museum of Paleontology, University of Michigan 34, 9, 123-140. DOI:10.7302/4375
Bockelie, J. F. 1984. The Diploporita of the Oslo region, Norway. Palaeontology 27, 1, 1-68.
Paul, C. R. C., Bockelie, J. F. 1983. Evolution and Functional Morphology of the Cystoid Sphaeronites in Britain and Scandinavia. Palaeontology 26, 4, 687-734.
Bockelie, J. F. 1981. Symmetry and ambulacral pattern of the rhombiferan superfamily Caryocystitida and the relationship to other Blastozoa. GFF 103, 4, 491-498. DOI:10.1080/11035898209453726
Regnéll, G. 1945. Non-Crinoid Pelmatozoa from the Paleozoic of Sweden. A taxonomic study. Meddelanden från Lunds Geologisk-Mineralogiska Institution 108, 1-255. Carl Bloms Boktryckeri.
Jaekel, O. 1899. Stammesgesihichte der Pelmatozoen. Erster Band. Thecoidea und Cystoidea. pp. 1-441. Verlag von Julius Springer.
List of species
1. Archaegocystis granulata Paul, 1973 | Katian→Hirnantian
2. Eucystis acuminata Regnéll, 1945 | Katian→Hirnantian
3. Eucystis angelini Regnéll, 1945 | Katian→Hirnantian
6. Eucystis raripunctata Angelin, 1878 | Katian→Hirnantian
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Classification
Organism groupBiota
KingdomAnimalia
PhylumEchinodermata
SubphylumBlastozoa
ClassDiploporita
SuperfamilyAsteroblastida
Glyptosphaeritida
Sphaeronitida
FamilyHolocystitidae
Parasphaeronitidae
Sphaeronitidae