Class
Edrioasteroidea Billings, 1858
Selection of related publications
Bockelie, J. F., Paul, C. R. C. 2007. Cyathotheca suecica and its bearing on the evolution of the Edrioasteroidea. Lethaia 16, 4, 257-264. DOI:10.1111/j.1502-3931.1983.tb02006.x
Rõõmusoks, A. 1981. Ordovician and Silurian Strophomenida of Estonia, III. Genus Thaerodonta Wang. Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 30, 2, 61-71. DOI:10.3176/geol.1981.2.04
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I. pp. 1-346. Valgus.
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.
Hecker, R. F. 1939. Pyrgocystis iz nižnego silura Leningradskoj oblasti. Izvestiya Akademii Nauk SSSR, Seriya Biologicheskaya 241-246.
Jaekel, O. 1899. Stammesgesihichte der Pelmatozoen. Erster Band. Thecoidea und Cystoidea. pp. 1-441. Verlag von Julius Springer.
List of species
1. Cyathocystis plautinae Schmidt, 1879 | Uhaku Stage
3. Cyathotheca corallum Jaekel, 1918 | Kunda Stage
4. Cyathotheca suecica Jaekel, 1927 | Katian
5. Pyrgocystis cylindrica Aurivillius, 1892 | Sheinwoodian
6. Pyrgocystis gracilis Hekker, 1939 | Volkhov Stage
7. Pyrgocystis granulata Aurivillius, 1892 | Wenlock
8. Pyrgocystis procera Aurivillius, 1892 | Sheinwoodian
9. Pyrgocystis pulkovi Hekker, 1939 | Kunda Stage
10. Pyrgocystis sulcata (Aurivillius, 1892) | Wenlock
11. Pyrgocystis varia (Aurivillius, 1892) | Wenlock
12. Pyrgocystis volborthi Hekker, 1939 | Volkhov Stage
13. Stromatocystites balticus Jaekel, 1899 | Cambrian
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Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Subphylum | Eleutherozoa |
| Class | Edrioasteroidea |
| Order | Cyathocystida |
| Superfamily | Stromatocystitidae |
| Family | Hemicystitidae |
| Class | Ophiocistoidea |
See also