Class
Stylophora Gill et Caster, 1960
Selection of related publications
Rozhnov, S. V., Anekeeva, G. A. 2024. First Specimens of the Cornutan Stylophoran Phyllocystis (Echinodermata) in the Ordovician (Volkhov Regional Stage, Dapingian and Darriwilian) of Baltica and Special Aspects of Stylophoran Axial Symmetry. Paleontological Journal 58, 2, 181-195. DOI:10.1134/S0031030123600300
Rozhnov, S. 2019. The onset of the Ordovician evolutionary radiation of benthic animals in the Baltic Region: Explosive diversity of attachment structures of stalked echinoderms, substrate revolution and the role of cyanobacterial communities. Palaeoworld 28, 1-2, 110-122. DOI:10.1016/j.palwor.2018.05.001
Rozhnov, S. V. 1990. A new representative of classis Stylophora (Echinodermata). Paleontologicheski Zhurnal 4, 37-48.
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.
List of species
1. Babinocystis dilabidus Rozhnov, 1990 | Volkhov Stage
2. Lagynocystis cf. pyramidalis (Barrande, 1887) | Haljala Stage
3. Phyllocystis baltica Rozhnov et Anekeeva, 2024 | Volkhov Stage
5. Placocystites forbesianus Koninck, 1869 | Wenlock
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Subphylum | Asterozoa |
| Blastozoa | |
| Echinozoa | |
| Eleutherozoa | |
| Pelmatozoa | |
| Class | Cyclocystoidea |
| Homoiostelea | |
| Stylophora | |
| Order | Cornuta |
| Mitrata |