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Pentacrinoidea

Crinoidea

Taxonomy
Pentacrinoidea was named by Jaekel (1918). It is extant.

It was assigned to Crinoidea by Wright et al. (2017), Ausich et al. (2018), Mao et al. (2018), Wright et al. (2019) and Brower et al. (2024).

Synonymy list
YearName and author
1918Pentacrinoidea Jaekel
2017Pentacrinoidea Wright et al.
2018Pentacrinoidea Ausich et al.
2018Pentacrinoidea Mao et al.
2019Pentacrinoidea Wright et al.
2024Pentacrinoidea Brower et al. p. 413

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
subclassPentacrinoideaJaekel 1918

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Subcl. Pentacrinoidea Jaekel 1918
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G. †Apektocrinus Guensburg and Sprinkle 2009
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†Apektocrinus ubaghsi Guensburg and Sprinkle 2009
Infracl. Inadunata Wachsmuth and Springer 1897
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Unr. Cladida Moore and Laudon 1943
+
G. †Aithriocrinus Donov and Veltka 1993
Or. †Ampelocrinida Webster and Jell 1999
+
Fm. †Ampelocrinidae Kirk 1942
+
Subfm. †Ampelocrininae Kirk 1942
G. †Ampelocrinus Kirk 1942
G. †Armenocrinus Strimple and Horowitz 1971
G. †Chlidonocrinus Strimple and Watkins 1969
G. †Cymbiocrinus Kirk 1944
G. †Exallocrinus Webster et al. 2022
G. †Globocrinus Washburn 1968
G. †Oklahomacrinus Moore 1939
G. †Proampelocrinus Gupta and Webster 1974
G. †Spheniscocrinus Wanner 1937
Fm. †Calceolispongiidae Teichert 1954
+
G. †Calceolispongia Etheridge Jr. 1915
+
Invalid names: Dinocrinus Wanner 1916 [synonym]
G. †Jimbacrinus Teichert 1954
G. †Metacalceolispongia Webster and Jell 1999
Fm. †Corythocrinidae Strimple and Watkins 1969
+
G. †Campbellicrinus Jell and Willink 1993
G. †Hutkocrinus Webster et al. 2003
G. †Tasmanocrinus Willink 1979
+
†Tasmanocrinus mariensis Willink 1979
Fm. †Tribrachyocrinidae Arendt and Willink 1981
+
G. †Meganotocrinus Willink 1979
G. †Nowracrinus Willink 1979
G. †Tribrachyocrinus M'Coy 1847
G. †Bicidiocrinus Strimple 1975
G. †Briseocrinus Prokop and Petr 1991
G. †Cathetocrinus Knapp 1969
G. †Contignatindocrinus Arendt 1981
Superfm. †Cromyocrinacea Bather 1890
+
Fm. †Eupachycrinidae Miller 1890
+
G. †Eupachycrinus Meek and Worthen 1865
G. †Intermediacrinus Sutton and Winkler 1940
Fm. †Phanocrinidae Knapp 1969
+
G. †Bronaughocrinus Strimple 1951
G. †Cryphiocrinus Kirk 1929
G. †Hosieocrinus Wright 1952
G. †Idosocrinus Wright 1954
G. †Pentaramicrinus Sutton and Winkler 1940
G. †Phanocrinus Kirk 1937
Fm. †Ulocrinidae Moore and Strimple 1973
+
G. †Probletocrinus Strimple and Moore 1971
G. †Tyrieocrinus Wright 1945
G. †Ureocrinus Wright and Strimple 1945
Subor. †Dendrocrinina Bather 1899
+
G. †Kophinocrinus Goldring 1954
G. †Eopilidiocrinus Arendt 1981
Unr. Eucladida Wright 2017
+
Infraor. Articulata Miller 1821
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G. †Bihaticrinus Kristan-Tollmann 1990
Or. Comatulida Clark 1908 [Feather star]
G. †Corythocrinus Kirk 1946
G. †Cratecrinus Mironov 2011
+
Invalid names: Craterocrinus Mironov and Sorokina 1998 [replaced]
Fm. †Cyclocrinidae Sieverts-Doreck 1953
Or. Cyrtocrinida Sieverts-Doreck 1953
Or. †Encrinida Matsumoto 1929
Or. †Holocrinida Jaekel 1918
Or. Hyocrinida Rasmussen 1978
Or. Isocrinida Sieverts-Doreck 1952
Fm. †Lanternocrinidae Kristan-Tollmann 1990
Fm. †Leocrinidae Kristan-Tollmann 1990
Or. †Millericrinida Sieverts-Doreck 1953
Fm. †Qingyanocrinidae Stiller 2000
Or. †Roveacrinida Sieverts-Doreck
G. †Taurocrinus Klikushin 1984
Fm. †Tulipacrinidae Kristan-Tollmann 1980
Invalid names: Uintacrinida [empty]
Unr. Articuliformes Wright 2017
+
Fm. †Botryocrinidae Bather 1899
Fm. †Plicodendrocrinidae Jell 1999
Superor. †Cyathoformes Wright et al. 2017
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Or. †Cyathocrinida Bather 1899
Or. †Dendrocrinida Bather 1899
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Invalid names: Poteriocrinida Jaekel 1918 [synonym]
Or. †Poteriocrinina Jaekel 1918
Superor. †Flexibilia Zittel 1895
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Fm. †Cupulocrinidae Moore and Laudon 1943
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G. †Cupulocrinus d'Orbigny 1849
G. †Morenacrinus Ausich et al. 2002
G. †Quinquecaudex Brower and Veinus 1982
Fm. †Edriocrinidae Miller 1889
+
G. †Edriocrinus Hall 1858
G. †Icthyocrinus Conrad 1842
Or. †Sagenocrinida Springer 1913
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Fm. †Homalocrinidae Angelin 1878
Superfm. †Icthyocrinacea Angelin 1878
Superfm. †Icthyocrinoidea Wachsmuth and Springer 1886
Superfm. †Lecanocrinacea Webster 2006
Superfm. †Lecanocrinoidea Webster 2006
Superfm. †Sagenocrinitoidea Bassler 1938
Superfm. †Sagenocrinoidea Bassler 1938
Or. †Taxocrinida Springer 1913
+
G. †Haereticotaxocrinus Franzen 1981
Fm. †Paerticrinidae Wright and Toom 2017
G. †Praeorocrinus Gluchowski 1980
Superfm. †Taxocrinacea Angelin 1878
Invalid names: Pinnata [empty], Taxocrinoidea Springer 1913 [empty]
G. †Goniocrinus Miller and Gurley 1890
G. †Harmostocrinus Strimple 1975
G. †Idaeumocrinus le Menn 1987
G. †Kanabinocrinus Ausich 1986
G. †Kansacrinus Pabian and Strimple 1985
G. †Kooptoonocrinus Jell and Holloway 1983
G. †Lanecrinus Kamm and Ausi 1993
G. †Lekocrinus Kamm and Ausi 1994
Superfm. †Lophocrinacea Bather 1899
+
Fm. †Lophocrinidae Bather 1899
+
G. †Lophocrinus Meyer 1858
G. †Manicrinus Frest and Strimple 1978
G. †Mathericrinus Webster 1981
G. †Nacocrinus Webster and Olson 1998
G. †Nuxocrinus Mclntosh 1983
G. †Parascytalocrinus Kamm and Ausi 1993
Superor. †Porocrinoidea Wright et al. 2017
+
Or. †Hybocrinida Jaekel 1918
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Fm. †Baerocrinidae Jaekel 1918
Fm. †Cornucrinidae Regnell 1948
Subor. †Cyathocrinoidea Bather 1899
Fm. †Hybocrinidae Zittel 1879
Fm. †Hybocystitidae Jaekel 1918
Invalid names: Hybocrinina Ubaghs 1971 [empty]
Or. †Porocrinida Wright et al. 2017
+
G. †Carabocrinus Billings 1857
G. †Illemocrinus Eckert 1987
G. †Palaeocrinus Billings 1859
G. †Porocrinus Billings 1857
G. †Triboloporus Kesling and Paul 1968
Subor. †Poteriocrinitina Jaekel 1918
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Fm. †Diphuicrinidae Strimple and Knapp 1966
+
G. †Diphuicrinus Moore and Plummer 1937
G. †Premanicrinus Frest and Strimple 1982
G. †Pulaskicrinus Chesnut and Ettensohn 1988
G. †Pumilindocrinus Arendt 1981
G. †Pyrenocrinus Mclntosh 1983
G. †Rimosidocrinus Arendt 1981
G. †Sardinocrinus Pabian and Strimple 1985
G. †Scammatocrinus Burdick and Strimple 1982
Superfm. †Texacrinacea Strimple 1961
+
Fm. †Cymbiocrinidae Strimple and Watkins 1969
+
G. †Aenigmocrinus Strimple 1973
G. †Proallosocrinus Moore and Strimple 1973
Fm. †Sellardsicrinidae Strimple and Watkins 1969
+
G. †Sellardsicrinus Moore and Plummer 1940
G. †Treocrinus Prokop and Petr 1991
G. †Wetherbyocrinus Chesnut and Ettensohn 1988
G. †Worthenocrinus Kamm and Ausi 1994
Invalid names: Apektocrinidae Guensburg and Sprinkle 2009 [empty], Cyathocrinacea Roemer 1854 [empty], Dimerocrinites anticostiensis Ausich and Copper 2010 [nomen nudum]
G. †Dicirrocrinus Schmidt 1934
Superor. †Disparida Moore and Laudon 1943
+
Superfm. †Allagecrinacea Carpenter and Etheridge 1881
+
Fm. †Catillocrinidae Wachsmuth and Springer 1886
+
G. †Allocatillocrinus Wanner 1937
G. †Catillocrinus Shumard 1886
G. †Eucatillocrinus Springer 1923
G. †Isocatillocrinus Wanner 1937
G. †Kolvacrinus Arendt 2005
G. †Metacatillocrinus Moore and Strimple 1942
G. †Mycocrinus Schultze 1866
G. †Neocatillocrinus Wanner 1937
G. †Notiocatillocrinus Willink 1978
+
Invalid names: Taucatillocrinus Willink 1978 [synonym]
G. †Paracatillocrinus Wanner 1916
G. †Ufacrinus Arendt 2005
G. †Xenocatillocrinus Wanner 1937
Superfm. †Allagecrinoidea Carpenter and Etheridge 1881
+
Fm. †Allagecrinidae Capenter and Etheridge 1881
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G. †Allagecrinus Etheridge and Carpenter 1881
G. †Desmacriocrinus Strimple 1966
G. †Isoallagecrinus Strimple 1966
G. †Kallimorphocrinus Weller 1930
G. †Litocrinus Lane and Sevastopulo 1982
G. †Metallagecrinus Strimple 1966
G. †Stereobrachicrinus Mather 1916
G. †Thaminocrinus Strimple and Watkins 1969
G. †Trophocrinus Kirk 1930
G. †Wrightocrinus Moore 1940
Fm. †Anamesocrinidae Goldring 1923
+
G. †Anamesocrinus Goldring 1923
Fm. †Haplocrinitidae Bassler 1938
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G. †Haplocrinites Troost 1850
Fm. †Alphacrinidae Guensburg 2010
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G. †Alphacrinus Guensburg 2010
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†Alphacrinus mansfieldi Guensburg 2010
Fm. †Athenacrinidae Guensburg et al. 2020
+
G. †Athenacrinus Guensburg et al. 2020
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†Athenacrinus broweri Guensburg et al. 2020
G. †Aureocrinus Prokop 1982
Superfm. †Belemnocrinoidea Miller 1883
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Fm. †Belemnocrinidae Miller 1883
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G. †Belemnocrinus Munier-chalmas 1876
G. †Whiteocrinus Jaekel 1918
Fm. †Holynocrinidae Bouska 1948
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G. †Holynocrinus Bouška 1948
Fm. †Perissocrinidae Strimple 1963
+
G. †Hypsocrinus Springer and Slocom 1906
G. †Perissocrinus Goldring 1936
G. †Quiniocrinus Schmidt 1942
Fm. †Pygmaeocrinidae Strimple 1963
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G. †Storthingocrinus Schultze 1867
Fm. †Synbathocrinidae Miller 1889
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G. †Abyssocrinus Strimple 1963
G. †Phimocrinus Schultze 1867
G. †Ramacrinus Prokop 1969
G. †Stylocrinus Sandberger 1856
G. †Synbathocrinus Phillips 1836
G. †Theloreus Moore 1962
Fm. †Zophocrinidae Miller 1892
+
G. †Parazophocrinus Strimple 1963
G. †Tiaracrinus Schultze 1866
G. †Zophocrinus Miller 1891
G. †Brutopisocrinus Prokop and Petr 1989
Or. †Calceocrinida Ausich 1998
+
Fm. †Calceocrinidae Meek and Worthen 1869
+
G. †Anulocrinus Ramsbottom 1961
G. †Calceocrinus Hall 1852
G. †Catatonocrinus Brett 1981
G. †Charactocrinus Brett 1981
G. †Chirocrinus Angelin 1878
G. †Chiropinna Moore 1962
G. †Corvucrinus Ausich and Copper 2010
G. †Cremacrinus Ulrich 1886
G. †Cunctocrinus Kesling and Sigler 1969
G. †Deltacrinus Ulrich 1886
G. †Diaphorocrinus Eckert 1984
G. †Dolerocrinus Prick 1983
G. †Eohalysiocrinus Prokop 1970
G. †Epihalysiocrinus Arendt 1965
G. †Espanocrinus Webster 1976
G. †Grypocrinus Strimple 1963
G. †Halysiocrinus Ulrich 1886
G. †Minicrinus Prokop 1970
G. †Paracremacrinus Brower 1977
G. †Senariocrinus Schmidt 1934
G. †Stibarocrinus Ausich 1984
G. †Synchirocrinus Jaekel 1918
G. †Trypherocrinus Ausich 1984
G. †Changninocrinus Chen Yao and Yu 1985
G. †Claviculacrinus Donovan 1989
G. †Eocicerocrinus Donovan 1989
Or. †Eustenocrinida Ausich 1998
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Fm. †Acolocrinidae Brett 1980
+
G. †Acolocrinus Kesling and Paul 1971
G. †Paracolocrinus Brett 1980
Fm. †Eustenocrinidae Ulrich 1924
+
G. †Coralcrinus Gil Cid et al. 1998
G. †Eustenocrinus Ulrich 1924
G. †Inyocrinus Ausich 1986
G. †Peniculocrinus Moore 1962
G. †Pogonipocrinus Kelly and Ausich 1979
G. †Virucrinus Rozhnov 1990
G. †Gongrocrinus Burdick and Strimple 1982
G. †Heracrinus Prokop 1977
Fm. †Heterocrinidae Zittel 1879
+
G. †Atyphocrinus Ulrich 1924
G. †Heterocrinus Hall 1872
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Subg. †Heterocrinus (Atyphocrinus) Ulrich 1925
†Heterocrinus canadensis Billings 1857
†Heterocrinus exiguus Meek 1872
†Heterocrinus exilis Hall 1866
†Heterocrinus juvenis Hall 1866
†Heterocrinus pentagonus Ulrich 1882
†Heterocrinus simplex Hall 1847
Or. †Homocrinida Ausich 1998
+
Fm. †Anomalocrinidae Wachsmuth and Springer 1886
+
G. †Anomalocrinus Meek and Worthen 1868
Fm. †Atopocrinidae Warn and Strimple 1977
+
+
Invalid names: Atopocrinus Lane 1970 [synonym]
Fm. †Cincinnaticrinidae Warn and Strimple 1977
+
Subfm. †Cincinnaticrininae Warn and Strimple 1977
G. †Doliocrinus Warn 1982
G. †Glaucocrinus Parks and Alcock 1912
G. †Isotomocrinus Ulrich 1925
G. †Ohiocrinus Wachsmuth and Springer 1886
G. †Tenuicrinus Kallmeyer and Donovan 1998
G. †Tryssocrinus Guensburg 1984
Invalid names: Tryssocrininae Guensberg 1984 [empty]
Fm. †Columbicrinidae Ausich 1998
+
G. †Columbicrinus Ulrich 1924
G. †Geraocrinus Ulrich 1924
G. †Praecursoricrinus Frest et al. 1979
Fm. †Homocrinidae Kirk 1914
+
G. †Apodasmocrinus Warn and Strimple 1977
G. †Bodacrinus Donovan 1986
G. †Cataraquicrinus Kolata 1983
G. †Daedalocrinus Ulrich 1924
G. †Difficilicrinus Fres et al. 1979
G. †Drymocrinus Ulrich 1924
G. †Ectenocrinus Miller 1889
G. †Homocrinus Hall 1852
G. †Ibexocrinus Lane 1970
G. †Kastorcrinus Ausich and Copper 2010
G. †Penicillicrinus Warn 1982
G. †Sygcaulocrinus Ulrich 1924
G. †Tunguskocrinus Arendt 1963
Invalid names: Apodasmocrinidae Frest et al. 1979 [synonym], Daedalocrininae Warn and Strimple 1977 [empty], Homocrininae Kirk 1914 [empty], Tunguskocrinidae Arendt 1963 [synonym]
G. †Junocrinus Prokop 1977
+
†Macnamaratylus murrayi Bolton 1970
Or. †Maennilicrinida Ausich 1998
+
Fm. †Maennilicrinidae Ausich 1998
+
G. †Heviacrinus Gil Cid et al. 1996
G. †Maennilicrinus Rozhnov 1988
G. †Putilovocrinus Rozhnov 1988
G. †Vosekocrinus Jaekel 1918
G. †Pandoracrinus Jaekel 1918
Or. †Myelodactylida Ausich 1998
+
Fm. †Iocrinidae Moore and Laudon 1943
+
G. †Caleidocrinus Jahn 1893
G. †Grammocrinus Eichwald 1860
G. †Iocrinus Hall 1866
G. †Muicrinus Lin et al. 2018
G. †Peltacrinus Warn 1982
G. †Ristnacrinus Opik 1934
G. †Schaldichocrinus Rozhnov 1997
G. †Tornatilicrinus Guensburg 1984
Fm. †Myelodactylidae Miller 1883
+
G. †Brachiocrinus Hall 1858
G. †Crinobrachiatus Moore 1962
G. †Eomyelodactylus Foerste 1919
G. †Herpetocrinus Salter 1873
G. †Hyperexochus Moore and Jeffords 1968
G. †Musicrinus Donovan 1985
G. †Myelodactylus Hall 1852
Fm. †Paradoxocrinidae Moore and Laudon 1943
+
G. †Paradoxocrinus Wanner 1937
G. †Pariocrinus Eckert 1984
Unr. †Pentameri Moore and Jeffords 1968
+
Fm. †Anthinocrinidae Yeltyschewa and Sisova 1966
+
G. †Anthinocrinus Stukalina 1961
G. †Urushicrinus Stukalina and Schischikina 1979
Fm. †Pentagonomischidae Le Menn 1988
+
G. †Ricebocrinus Le Menn 1988
G. †Perittocrinus Jaekel
Or. †Pisocrinida Ausich and Copper 2010
+
Fm. †Pisocrinidae Angelin 1878
+
G. †Calycanthocrinus Follmann 1887
G. †Cicerocrinus Sollas 1900
G. †Jaekelicrinus Yakovlev 1949
G. †Metaffinocrinus Knapp 1969
Subfm. †Pisocrininae Angelin 1878
G. †Pisocrinus de Koninck 1858
G. †Platyfundocrinus Knapp 1969
G. †Playfordicrinus Jell and Jell 1999
G. †Polygonocrinus Strimple 1961
G. †Psilocrinus Knapp 1969
G. †Retusocrinus Knapp 1969
G. †Schedexocrinus Strimple 1961
G. †Simocrinus Knapp 1969
G. †Triacrinus Muenster 1839
+
Invalid names: Trichocrinus Mueller 1856 [synonym]
G. †Zeusocrinus Strimple 1961
G. †Regnellicrinus Rozhnov 1981
G. †Resetocrinus Prokop and Petr 1991
Or. †Tetragonocrinida Ausich 1998
+
Fm. †Tetragonocrinidae Stukalina 1980
+
G. †Ramseyocrinus Bates 1968
G. †Tetragonocrinus Yeltyscheva 1964
Invalid names: Ramseyocrinidae Donovan 1984 [synonym]
Fm. †Tornatilicrinidae Guensberg 1984
+
G. †Haptocrinus Eckert and Brett 2001
+
†Haptocrinus buttsi Brower 2008
†Haptocrinus calvatus Eckert and Brett 2001
G. †Westheadocrinus Donovan 1989
Invalid names: Anomalocrinacea Wachsmuth and Springer 1886 [empty], Calceocrinacea Meek and Worthen 1869 [empty], Cincinnaticrinacea Warn and Strimple 1977 [empty], Heterocrinacea Zittel 1879 [empty], Heterocrinoidea Zittel 1879 [empty], Homocrinacea Kirk 1914 [empty], Myelodactylacea Miller 1883 [empty], Perittocrinacea Ubaghs 1971 [empty], Pisocrinacea Angelin 1878 [empty], Pisocrinoidea Angelin 1878 [empty]
Fm. †Merocrinidae Miller 1890
+
G. †Merocrinus Walcott 1884
+
†Merocrinus curtus Ulrich 1879
+
Invalid names: Merocrinus corroboratus Walcott 1883 [synonym], Merocrinus typus Walcott 1883 [synonym]
G. †Polycrinus Jaekel 1918
G. †Praecupulocrinus Brower 1992
+
†Praecupulocrinus conjugans Billings 1857
Fm. †Metabolocrinidae Jaekel 1918
+
G. †Cyliocrinus Jaekel 1918
G. †Eopinnacrinus Brower and Veinus 1982
G. †Konieckicrinus Wright et al. 2019
+
†Konieckicrinus brechinensis Wright et al. 2019
†Konieckicrinus josephi Wright et al. 2019
G. †Metabolocrinus Jaekel 1902
G. †Pagecrinus Kirk 1929
Fm. †Paractocrinidae Jaekel 1918
+
G. †Paractocrinus Jaekel 1918
G. †Parorthocrinus Jaekel 1918
Fm. †Pentamerocrinidae Jaekel 1918
+
G. †Pentamerocrinus Jaekel 1918
+
†Pentamerocrinus kosovi Rozhnov 2016
Fm. †Poteriocrinidae Roemer 1851
+
G. †Logocrinus Goldring 1923
+
†Logocrinus delicatulus Lane et al. 1997
†Logocrinus geniculatus Goldring 1923
Invalid names: Poteriocrininae Springer 1911 [empty]
Invalid names: Disparata Moore and Laudon 1943 [empty], Fistulata Wachsmuth and Springer 1885 [empty], Larviformia Wachsmuth and Springer 1885 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationaryc
Attached: yesc
Life habit: upper-level epifaunalc
Diet: suspension feederc
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 12:31:37
Modified: 2010-02-10 07:13:41
Source: c = class, p = phylum
References: Kiessling 2004, Aberhan 1992

Age range

Maximum range based only on fossils: base of the Tulean to the top of the Late/Upper Pleistocene or 480.80000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 478.6 Ma

Collections (2869 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Ibexian487.5 - 470.0USA (Nevada) Tripatocrinus pustulatus (104312)
Stairsian485.4 - 478.6USA (Utah) Alphacrinus mansfieldi (201819)
Gasconadian485.4 - 477.7USA (Idaho) Apektocrinus ubaghsi (191404)
Early/Lower Ordovician485.4 - 470.0USA (Nevada) Syndiasmocrinus apokalypto, Syndiasmocrinus sp. (231317)
Stairsian - Blackhillsian485.4 - 470.0USA (California) Inyocrinus strimplei (196122)
Tulean480.8 - 474.9USA (Utah) Hybocrinus sp. A (104072) Parahybocrinus siewersi (231318)
Arenig478.6 - 466.0United Kingdom (Wales) Ramseyocrinus sp. (426)
Floian477.7 - 470.0France (Montagne Noire) Aetocrinus moorei (20827)
Floian477.7 - 470.0Morocco Iocrinus sp. (235490) Ramseyocrinus sp. (235491)
Floian477.7 - 470.0Argentina Ramseyocrinus argentinus (179575)
Floian - Dapingian477.7 - 467.3China (Hubei) Muicrinus dawanensis (195231)
Whitlandian473.8 - 470.7United Kingdom Dendrocrinus cambriensis (166616 166617)
Whitlandian473.8 - 470.7United Kingdom (Wales) Ramseyocrinus cambriensis (3713 3714 166753)
Volkhov471.1 - 469.2Russian Federation Grammocrinus tuberculatus (202064)
Dapingian470.0 - 467.3Russian Federation Grammocrinus lineatus (202063)
Dapingian470.0 - 467.3China (Hubei) Eopetalocrinus sinensis (195230)
Middle Ordovician470.0 - 458.4USA (Kentucky) Carabocrinus micropunctatus, Palaeocrinus avondalensis, Palaeocrinus planobasalis, Triboloporus cryptoplicatus, Apodasmocrinus punctatus, Acolocrinus hydraulicus (124619)
Middle Ordovician470.0 - 458.4USA (New York) Dendrocrinus sp., Cincinnaticrinus sp., Iocrinus sp. (333 430) Dendrocrinus sp., Cupulocrinus sp., Heterocrinus sp., Ectenocrinus sp., Cincinnaticrinus sp., Iocrinus sp., Merocrinus sp. (334) Heterocrinus sp., Ectenocrinus sp., Cincinnaticrinus sp., Iocrinus sp., Merocrinus sp. (335)
Middle Ordovician470.0 - 458.4USA (Oklahoma) Porocrinus bromidensis, Hybocrinus crinerensis, Quinquecaudex glabellus, Anulocrinus ramifer, Calceocrinus longifrons, Penicillicrinus parvus, Acolocrinus crinerensis, Peltacrinus sculptatus, Merocrinus impressus (201757)
Middle Ordovician470.0 - 458.4Russian Federation Pentamerocrinus praematurus (202060)