Subphylum
Pelmatozoa Leuckart, 1848
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
Rozhnov, S. V. 2021. Two Coils in the Morphology of Myelodactylids (Crinoidea, Disparida): the Morphogenetic Basis of Their Formation and Adaptation Potential.  Paleontological Journal   55,   9,   993-1012. DOI:10.1134/S0031030121090124
Semenov, N. K., Terentyev, S. S., Mirantsev, G. V., Rozhnov, S. V. 2021. A New Hybocrinid Genus (Echinodermata, Crinoidea) from the Middle Ordovician of Ladoga Glint on the Volkhov River.  Paleontological Journal   55,   1,   54-63. DOI:10.1134/S0031030121010123
Cole, S. R., Ausich, W. I., Wilson, M. A. 2021. A Hirnantian holdover from the Late Ordovician mass extinction: phylogeny and biogeography of a new anthracocrinid crinoid from Estonia.  Papers in Palaeontology   7,   2,   1195-1204. DOI:10.1002/spp2.1345
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
Cole, S. R., Toom, U. 2019. New camerate crinoid genera from the Upper Ordovician (Katian) of Estonia: evolutionary origin of family Opsiocrinidae and a phylogenetic assessment of Ordovician Monobathrida.  Journal of Systematic Palaeontology   17,   7,   597-611. DOI:10.1080/14772019.2018.1447519
Wright, D. F., Toom, U. 2017. New crinoids from the Baltic region (Estonia): fossil tip-dating phylogenetics constrains the origin and Ordovician-Silurian diversification of the Flexibilia (Echinodermata).  Palaeontology   60,   6,   893-910. DOI:10.1111/pala.12324
Ausich, W. I., Wilson, M. A. 2016. Llandovery (early Silurian) crinoids from Hiiumaa Island, western Estonia.  Journal of Paleontology   90,   6,   1138-1147. DOI:10.1017/jpa.2016.120
Rozhnov, S. V. 2016. Aboral Nervous System in Two Ordovician Crinoids: Reconstruction and Comparison of Baltic Pentamerocrinus Jaekel and Grammocrinus Eichwald.  Paleontological Journal      2,   58-67. DOI:10.1134/S0031030116020064
Ausich, W. I., Wilson, M. A., Vinn, O. 2015. Wenlock and Pridoli (Silurian) crinoids from Saaremaa, western Estonia (Phylum Echinodermata).  Journal of Paleontology   89,   1,   72-81. DOI:10.1017/jpa.2014.6
Ausich, W. I., Rozhnov, S. V., Kammer, T. W. 2015. Iocrinid Crinoids from the Ordovician of the Baltic Region, Estonia.  Paleontological Journal   49,   2,   145-152. DOI:10.1134/S0031030115020069
Rozhnov, S. V. 2013. A new Genus of Parablastoidea (Echinodermata) from the Middle Ordovician of Ladoga Glint on the Volkhov River (Ladoga Region).  Paleontological Journal   47,   2,   154-161. DOI:10.1134/S003103011302010X
Ausich, W. I., Wilson, M. A., Vinn, O. 2012. Crinoids from the Silurian of Western Estonia.  Acta Palaeontologica Polonica   57,   3,   613-631. DOI:10.4202/app.2010.0094
Rozhnov, S. V. 2012. Reinterpretation of Baltic Ordovician Heckerites multistellatus Rozhnov, 1987 as a possible paracrinoid based on new material.  Zoosymposia   7,      307-316. DOI:10.11646/zoosymposia.7.1.28
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. 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. 
Arendt, Yu. A., Rozhnov, S. V. 1995. On the hemistreptocrinoids (Echinodermata).  Paleontologicheski Zhurnal   1,      119-122.
Rozhnov, S. 1990. Morphology and systematic position of Middle Ordovician Virucrinus Rozhnov gen. nov. (Crinoidea, Inadunata, Disparida) from North Estonia.  Proceedings of the Estonian Academy of Sciences. Geology   39,   2,   68-75. DOI:10.3176/geol.1990.2.04
Rozhnov, S. V., Männil, R. M., Nestor, H. E. 1989. Pisocrinid crinoids from the Lower Silurian of the East Baltic.  Fossil and Recent Echinoderm researches, pp. 73-80.   Academy of Sciences of the Estonian SSR Institute of Geology. 
Stukalina, G. A., Hints, L. 1989. On the morphology and systematics of Achradocystites (Paracrinoidea).  Fossil and Recent Echinoderm researches, pp. 58-72.   Academy of Sciences of the Estonian SSR Institute of Geology. 
Donovan, S. K., Franzén-Bengtson, C. 1988. Myelodactylid crinoid columnals from the Lower Visby Beds (Llandoverian) of Gotland.  GFF   110,   1,   69-79. DOI:10.1080/11035898809453122
Rozhnov, S. V. 1988. Morfologiâ i sistematičeskoe položenie nižneordovikskih morskih lilij.  Paleontologicheski Zhurnal   1988,   2,   67-79.
Stukalina, G. A. 1988. Studies in Paleozoic crinoid-columnals and -stems.  Palaeontographica   204,      1-66.
Rozhnov, S. V., Männil, R. M., Nestor, H. E. 1987. Pisocrinids from the Silurian of Baltics.  Problems of phylogenese and taxonomy of echinoderms. Abstracts, pp. 79-80.   Eesti NSV Teaduste Akadeemia. 
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. pp. 1-144.  Nauka. 
Donovan, S. K. 1986. A new genus of Inadunate crinoid with unique stem morphology from the Ashgill of Sweden.  Palaeontology   29,   2,   235-242.
Rozhnov, S. V., Arendt, Yu. A. 1984. Novyi rod krinoidei iz verhnego devona Glavnogo devonskogo polja [Новыи род криноидеи из верхнего девона Главного девонского поля].  Paleontologicheski Zhurnal   1984,   4,   118-121.
Donovan, S. K. 1984. Ristnacrinus and the earliest myelodactylid from the Ashgillian Boda Limestone of Sweden.  GFF   106,   4,   347-356. DOI:10.1080/11035898509454663
Ginda, V. A. 1984. Columns of new Ordovician crinoids of the south-western margin of the East-European platform.  Paleontologicheskii sbornik   21,      58-63.
Franzén, C. 1983. Ecology and taxonomy of Silurian crinoids from Gotland.  Acta Universitatis Upsaliensis   665,      1-31.
Franzén-Bengtson, C. 1983. Radial perforations in crinoid stems from the Silurian of Gotland.  Lethaia   16,   4,   291-302. DOI:10.1111/j.1502-3931.1983.tb02012.x
Franzén, C. 1982. A Silurian crinoid thanatotope from Gotland.  GFF   103,   4,   469-490. DOI:10.1080/11035898209453725
Rozhnov, S. V. 1981. Morskie lilii nadsemejstva Pisocrinacea.  Transactions of the Paleontological Institute (PIN)   192,      1-126.  Nauka. 
Yeltyscheva, R. S. 1979. Stebli paleozojskih morskih lilij Pribaltiki (verhni ordovik).  Voprosy paleontologii   VIII,      94-106.  Izdatel'stvo Leningradskogo Universiteta. 
Stukalina, G. A. 1979. A new family of Ordovician crinoids.  Paleontologicheski Zhurnal   1979,   4,   89-95.
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
Moore, R. C., Lane, N. G., Strimple, H. L., Sprinkle, J., Fay, R. O. 1978. Inadunata.  Treatise on Invertebrate  Paleontology. Part T. Echinodermata 2, pp. T520-T759.   Geological Society of America. 
Franzén, C. 1977. Crinoid holdfasts from the Silurian of Gotland.  Lethaia   10,   3,   219-234. DOI:10.1111/j.1502-3931.1977.tb00617.x
Arendt, Yu. A. 1976. Ordovikskie iglokožie gemistreptokrinoidei.  Bulletin of the Moscow Society of Naturalists. Geological series   51,   2,   63-84.
Rozhnov, S. V. 1975. First pisocrinids from the Lower Silurian of Podolia.  Paleontologicheski Zhurnal   1975,   1,   70-75.
Yeltyscheva, R. S. 1975. Krinoidei pograničnyh sloev ordovika i silura Podolii.  Voprosy paleontologii   VII,      124-144.  Izdatel'stvo Leningradskiogo Universiteta. 
Yeltyscheva, R. S., Sizova, Y. N. 1971. Ontogenetičeskie izmeneniâ steblej nekotoryh paleozojskih krinoidej (Columnals - stebli morskih lilij).  Voprosy paleontologii   VI,      33-40.  Izdatel'stvo Leningradskogo Universiteta. 
Rõõmusoks, A. 1970. Stratigraphy of the Viruan Series (Middle Ordovician) in Northern Estonia, I. pp. 1-346.  Valgus. 
Yeltyscheva, R. S. 1966. Stebli ordovikskih morskih lilij Pribaltiki (srednij ordovik).  Voprosy paleontologii   V,      53-70.  Izdatel'stvo Leningradskogo Universiteta. 
Hecker, R. F. 1964. Klass Cystoidea. Cistoidei.  Osnovy paleontologii. Iglokožie, gemihordovye, pogonofory i ŝetinkočelûstnye, pp. 30-45.   Nedra. 
Yeltyscheva, R. S. (Yeltyschewa, R. S.) 1964. Stebli ordovikskih morskih lilij Pribaltiki (nižnij ordovik).  Voprosy paleontologii   IV,      59-82.  Izdatel'stvo Leningradskogo Universiteta. 
Männil, Ralf 1959. New Representatives of Hoplocrinus from the Middle Ordovician of Estonia.  Tartu Riikliku Ülikooli Toimetised   75,   I,   82-97.
Ubaghs, G. 1958. Recherches sur les Crinoïdes Camerata du Silurien de Gotland (Suède).  Arkiv För Zoologi   11,   16,   259-306.
Männil, Ralf 1958. Zur Stratigraphie der oberordovizischen Nabala-Stufe (FIa) in Estland.  ENSV TA Geoloogia Instituudi Uurimused   II,      3-17.
Hecker, R. F. 1958. New data on the genus Achradocystites (Echinodermata, Paracrinoidea).  ENSV TA Geoloogia Instituudi Uurimused   III,      145-163.
Yeltyscheva, R. S. 1957. O novom semejstve paleozojskih morskih lilij.  Ežegodnik Vsesoûznogo Paleontologičeskogo Obŝestva   XVI,      218-234.
Ubaghs, G. 1956. Recherches sur les Crinoïdes Camerata du Silurien de Gotland (Suède).  Arkiv För Zoologi   2,   27,   551-572.
Ubaghs, G. 1956. Recherches sur les Crinoïdes Camerata du Silurien de Gotland (Suède).  Arkiv För Zoologi   9,   26,   515-550.
Yakovlev, N. N. 1956. K peresmotru harakteristiki roda Ristnacrinus Öpik.  Ežegodnik Vsesoûznogo Paleontologičeskogo Obŝestva   XV,      155-157.
Regnéll, G. 1948. Swedish Hybocrinida (Crinoidea Inadunata Disparata; Ordovician-Lower Silurian).  Arkiv För Zoologi   40 A,   9,   1-27.
Regnéll, G. 1948. An Outline of the Succession and Migration of Non-Crinoid Pelmatozoan Faunas in the Lower Paleozoic of Scandinavia.  Arkiv för kemi, mineralogi och geologi   26 A,   13,   1-55.  Almqvist & Wiksells Boktryckeri AB. 
Öpik, A. 1935. Hoplocrinus - eine stiellose Seelilie aus dem Ordovizium Estlands.  Tartu Ülikooli Geoloogia Instituudi Toimetused   43,      1-15.
Öpik, A. 1935. Amphipora ramosa (Phill.) in the Marine Devonian of Estonia.  Tartu Ülikooli Geoloogia Instituudi Toimetused   41,      1-7.
Öpik, A. 1934. Ristnacrinus, a new Ordovician crinoid from Estonia.  Tartu Ülikooli Geoloogia Instituudi Toimetused   40,      1-7.
Teichert, C. 1928. Stratigraphische und paläontologische Untersuchungen im unteren Gotlandium (Tamsal-Stufe) des westlichen Estland und der Insel Dagö.  Neues Jahrbuch für Mineralogie, Geologie und Paläontologie. Monatshefte: Abt. B. Geologie, Paläontologie   60,      1-112.
Öpik, A. 1925. Beiträge zur Kenntnis der Kukruse-(C2-) Stufe in Eesti. I.  Acta et Commentationes Universitatis Tartuensis   VIII,   5,   1-18.  G. Mattiesen. 
Bekker, H. 1924. Devon Irboska ümbruses: stratigraafia, fauna ja paleogeograafia.  Eesti Loodusteaduse Arhiiv   X,   1,   1-55.  K. Mattiesen. 
Jaekel, O. 1918. Phylogenie und System der Pelmatozoen.  Paläontologische Zeitschrift   3,   1,   1-128. DOI:10.1007/BF03190413
Jaekel, O. 1902. Ueber verschiedene Wege phylogenetischer Entwicklung.  Verhandlungen des V. Internationalen Zoologen-Congresses zu Berlin. 12-16 August 1901, pp. 1058-1117. 
Jaekel, O. 1900. Ueber einen neuen Pentacrinoideen-Typus aus dem Obersilur.  Zeitschrift der Deutschen Geologischen Gesellschaft   52,   3,   480-487.
Angelin, N. P. 1878. Iconographica Crinoideorum in stratis Sueciae siluricis fossilium. 2. Cystidea. pp. 1-62.  Samson & Wallin. 
Angelin, N. P. 1878. Palaeontologica Scandinavica. Pars I, II. Crustacea formationis transitionis. pp. 1-92.  Samson & Wallin. 
Schmidt, Fr. 1874. Über einige neue und wenig bekannte baltisch-silurische Petrefacten.  Mémoires de l´Académie Impériale des Sciences de St.-Petersbourg   21,   11,   1-48.
Volborth, A. 1870. Über Achradocystites und Cystoblastus, zwei neue Crinoideen-Gattungen, eingeleitet durch kritische Betrachtungen über die Organe der Cystideen.  Mémoires de l´Académie Impériale des Sciences de St.-Petersbourg   16,   2,   1-15.
Grewingk, C. 1868. Ueber Hoplocrinus dipentas und Baerocrinus Ungerni.  Archiv für die Naturkunde Liv-, Ehst- und Kurlands   4,   1,   100-114.
Eichwald, E. 1866. Die Rhytina borealis und der Homocrinus dipentas in der Lethea Rossica.  Bulletin of the Moscow Society of Naturalists. Geological series   39,   1,   138-162.
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List of species
1. Acanthodocrinus (col.) magnispinosus Yeltyschewa, 1979 | Vormsi Stage
2. Acanthodocrinus rakverensis Yeltyschewa, 1979 | Rakvere Stage
3. Achradocystites grewingkii Volborth, 1870 | Oandu Stage
4. Achradocystites heckeri Stukalina et Hints, 1989 | Oandu Stage
6. Anarchocrinus? rossicus Jaekel, 1918 | Upper Ordovician
7. Anisocrinus interradiatus Angelin, 1878 | upper Silurian
8. Anthinocrinus luchi Yeltyschewa, 1968 | Kaugatuma Stage
9. Apiastrum unicum Yeltyschewa, 1979 | Vormsi Stage
11. Asericrinus aseriensis (Yeltyschewa, 1966) | Aseri Stage
12. Asperellacystis asperellus Stukalina et Hints, 1987 | Oandu Stage
13. Asperellacystis cincatus Hynda, 1986 | Ordovician
14. Asperellacystis plicatus Stukalina et Hints, 1987 | Oandu Stage
15. Asterocrinus muensteri Eichwald, 1840 | Kunda Stage
17. Babanicrinus pentaporus (Eichwald, 1840) | Kunda Stage
18. Baerocrinus parvus Jaekel, 1900 | Lower Ordovician
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Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Echinodermata | 
| Subphylum | Asterozoa | 
| Blastozoa | |
| Echinozoa | |
| Eleutherozoa | |
| Pelmatozoa | |
| Class | Cystoidea | 
| Parablastoidea | |
| Paracrinoidea | |
| Crinoidea | |
| Cyclocystoidea | |
| Homoiostelea | |
| Stylophora | 
 See also