Superorder
Cyathoformes Wright, Ausich, Cole, Peter et Rhenberg, 2017
Selection of related publications
Ausich, W. I., Wilson, M. A., Toom, U. 2024. Early Silurian crinoid diversification on Baltica: Euspirocrinus varbolaensis sp. nov..  Estonian Journal of Earth Sciences   73,   1,   37-44. DOI:10.3176/earth.2024.05
Ausich, W. I., Wilson, M. A., Tinn, O. 2020. Kalana Lagerstätte crinoids: Early Silurian (Llandovery) of central Estonia.  Journal of Paleontology   94,   1,   131-144. DOI:10.1017/jpa.2019.27
Ausich, W. I., Wilson, M. A., Toom, U. 2020. Early Silurian recovery of Baltica crinoids following the end-Ordovician extinctions (Llandovery, Estonia).  Journal of Paleontology   94,   3,   521-530. DOI:10.1017/jpa.2019.89
Hecker, R. F. 1964. Klass Cystoidea. Cistoidei.  Osnovy paleontologii. Iglokožie, gemihordovye, pogonofory i ŝetinkočelûstnye, pp. 30-45.   Nedra. 
Jaekel, O. 1918. Phylogenie und System der Pelmatozoen.  Paläontologische Zeitschrift   3,   1,   1-128. DOI:10.1007/BF03190413
List of species
1. Esthonocrinus laevior Jaekel, 1918 | Haljala Stage
2. Euspirocrinus hintsae Ausich, Wilson et Toom, 2020 | Raikküla Stage
4. Euspirocrinus varbolaensis Ausich, Wilson et Toom, 2024 | Juuru Stage
5. Rozhnovicrinus isakarae Ausich, Wilson et Toom, 2020 | Raikküla Stage
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Subphylum | Pelmatozoa | 
| Class | Crinoidea | 
| Superclass | Pentacrinoidea | 
| Infraclass | Inadunata | 
| Parvclass | Cladida | 
| Magnorder | Eucladida | 
| Subclass | Articulata | 
| Superorder | Cyathoformes | 
| Order | Cyathocrinida | 
| Family | Dendrocrinidae | 
| Euspirocrinidae | 
 See also