Class
Cystoidea Buch, 1846
Selection of related publications
Stukalina, G. A. 1988. Studies in Paleozoic crinoid-columnals and -stems.Palaeontographica 204 , 1-66.
Stukalina, G., Hints, L. 1987. Columnals of echinoderms with condylial articulation ( the Ordovician of the Baltic area).Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 36 , 3,104-112. DOI:10.3176/geol.1987.3.02
Stukalina, G. A. 1986. Zakonomernosti istoričeskogo razvitiâ krinoidej v rannem i srednem paleozoe SSSR.
Stukalina, G., Hints, L. 1979. New finds of Echinoderms in the Upper Viruan deposits of North Estonia.Eesti NSV Teaduste Akadeemia Toimetised. Geoloogia / Известия Академии наук Эстонской ССР. Геология 28 , 1,1-10. DOI:10.3176/geol.1979.1.01
List of species
1. Asperellacystis asperellus Stukalina et Hints, 1987 | Oandu Stage
2. Asperellacystis plicatus Stukalina et Hints, 1987 | Oandu Stage
3. Flabellicystis kuusikuensis Stukalina, 1979 | Oandu Stage
4. Oanducystis excisus Stukalina, 1979 | Keila Stage
5. Oanducystis levis Stukalina, 1985 | Upper Ordovician
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Klassificering
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Subphylum | Pelmatozoa |
| Class | Crinoidea |
| Cystoidea | |
| Genus | Asperellacystis |
| Flabellicystis | |
| Oanducystis | |
| Class | Parablastoidea |
| Paracrinoidea |
See also