Family
Perittocrinidae Abel, 1920
Selection of related publications
Rozhnov, S. V. 2007. New data on perittocrinids and hybocrinids (Crinoidea, Echinodermata) from the Middle Ordovician of the Baltic region. Annales de Paléontologie 93, 4, 261-276. Elsevier BV. DOI:10.1016/j.annpal.2007.09.004
Stukalina, G. A. 2000. Silurijskie krinoidei Sibirskoj platformy. Transactions of the Paleontological Institute (PIN) 278, 1-108. Nauka.
List of species
1. Perittocrinus radiatus (Beyrich, 1879) | Kunda Stage
2. Tetracionocrinus transitor (Jaekel, 1918) | Kunda Stage
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Classification
| Organism group | Biota |
| Kingdom | Animalia |
| Phylum | Echinodermata |
| Subphylum | Pelmatozoa |
| Class | Crinoidea |
| Superclass | Pentacrinoidea |
| Infraclass | Inadunata |
| Parvclass | Disparida |
| Order | Calceocrinida |
| Eustenocrinida | |
| Maennilicrinida | |
| Myelodactylida | |
| Pisocrinida | |
| Tetragonocrinidae | |
| Family | Homocrinidae |
| Perittocrinidae | |
| Genus | Perittocrinus |
| Tetracionocrinus |