Family

Sphaeronitidae 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

4. Eucystis langoeyensis Bockelie, 1984 | Hirnantian

5. Eucystis quadrangularis Regnéll, 1945 | Katian→Hirnantian

6. Eucystis raripunctata Angelin, 1878 | Katian→Hirnantian

7. Haplosphaeronis bratterudensis Bockelie, 1984 | Middle Ordovician

8. Haplosphaeronis kiaeri Jaekel, 1926 | Upper Ordovician

9. Haplosphaeronis oblonga (Angelin, 1878) | Upper Ordovician

10. Sphaeronites (Peritaphros) globulus (Angelin, 1878) | Sandbian→Katian

11. Sphaeronites (Peritaphros) pauciscleritatus Paul et Bockelie, 1983 | Upper Ordovician

12. Sphaeronites (Peritaphros) variabilis Paul et Bockelie, 1983 | Katian

13. Sphaeronites (Sphaeronites) minor Paul et Bockelie, 1983 | Dapingian→Darriwilian

14. Sphaeronites (Sphaeronites) pomum Gyllenhaal, 1772 | Darriwilian

15. Tetreucystis elongata Bockelie, 1984 | Katian

16. Tetreucystis kalvoeyensis Bockelie, 1984 | Katian

17. Tetreucystis tetrabrachiolata Bockelie, 1984 | Katian→Hirnantian

Classification

Organism group	Biota
Kingdom	Animalia
Phylum	Echinodermata
Subphylum	Blastozoa
Class	Diploporita
Superfamily	Sphaeronitida
Family	Holocystitidae
	Parasphaeronitidae
	Sphaeronitidae
Genus	Archaegocystis
	Codiacystis
	Eucystis
	Haplosphaeronis
	Sphaeronites
	Tetreucystis