Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Ophiovalida

Ophiuroidea

Taxonomy
Ophiovalida was named by Thuy et al. (2024).

It was assigned to Ankhurida by Smith et al. (2025).

Subtaxa
Metophiurida

Synonymy list
YearName and author
2024Ophiovalida Thuy et al.
2025Ophiovalida Smith et al. p. 1155

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEleutherozoa
—Asterozoa()
classOphiuroidea
—AnkhuridaThuy et al. 2024
—OphiovalidaThuy et al. 2024
—OphiovalidaThuy et al. 2024

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.

Unr. †Ophiovalida Thuy et al. 2024
show all | hide all
Infracl. Metophiurida Matsumoto 1913
hide
Superor. Euryophiurida O'Hara et al. 2017
hide
Or. Euryalida Lamarck 1816 [basket star]
+
Fm. Asteronychidae Müller and Troschel 1840
+
G. Asteronyx Müller and Troschel 1842
Fm. Euryalidae Gray 1840
+
G. Euryale Oken 1815
G. Trichaster Agassiz 1836
Fm. Gorgonocephalidae Ljungman 1867
+
G. Astrodendrum Döderlein 1911
G. Astrophyton Fleming 1828
Invalid names: Gorgonocephalinae Döderlein 1911 [empty]
Or. Ophiurida Müller and Troschel 1840
+
Subor. Chilophiurina Matsumoto 1915
+
Fm. †Aganasteridae Stürtz 1899
Fm. †Dermocomidae Hess 1972
Fm. †Ophiurinidae Gregory 1897
Infraor. Chilophiurina Matsumoto 1915
+
Fm. †Aplocomidae Hess 1965
G. †Dolicharthra Berry 1938
+
Infraor. Gnathophiurina Matsumoto 1915
+
Invalid names: Gnathophiuridea Matsumoto 1915 [empty]
Subor. Ophiomusina O'Hara et al. 2017
+
Fm. Ophiosphalmidae O'Hara et al. 2018
Invalid names: Ophiomusaidae O'Hara et al. 2018 [empty]
G. †Ophiuricoma Valette 1929
+
†Ophiuricoma mazenoti Valette 1929
Subor. Ophiurina Müller and Troschel 1840
+
Infraor. Hemieuryalina Verrill 1899
Fm. Ophiopyrgidae Perrier 1893
Fm. Ophiuridae Lyman 1865
Invalid names: Astrophiuridae Sladen 1879 [empty]
G. †Plathyarthra Berry 1938
Invalid names: Acroura Agassiz 1836 [nomen dubium], Laemophiurina Matsumoto 1915 [empty], Ophioderma asteriformis Picard 1887 [nomen dubium], Ophioderma bonnardi Oppel 1864 [nomen dubium], Ophiolepidina Ljungman 1867 [empty], Ophiolepis damesi Wright 1874 [nomen dubium], Ophiolepis estarensis Barbier et al. 1957 [nomen dubium], Ophiomyxina Fell 1962 [empty], Ophiurites rhaeticus Laugier 1961 [nomen dubium]
Superor. Ophintegrida O'Hara et al. 2017
hide
Or. Amphilepidida O'Hara et al. 2017
+
Subor. Gnathophiurina Matsumoto 1915
+
Superfm. Amphiuroidea Ljungman 1867
Superfm. Ophiactoidea Matsumoto 1915
Subor. Ophionereidina O'Hara et al. 2017
+
Superfm. Ophiolepidoidea Ljungman 1867
Superfm. Ophionereidoidea Ljungman 1867
Subor. Ophiopsilina Matsumoto 1915
+
Superfm. Ophiopsiloidea Matsumoto 1915
Or. Ophiacanthida O'Hara et al. 2017
+
G. †Covidaster Smith et al. 2025
+
†Covidaster medicus Smith et al. 2025
Subor. Ophiacanthina O'Hara et al. 2017
+
Fm. Ophiacanthidae Perrier 1893
+
Invalid names: Ophiocanopidae Mortensen 1933 [synonym]
Fm. Ophiobyrsidae Matsumoto 1915
Fm. Ophiocamacidae O'Hara et al. 2018
Infraor. Ophiodermatina Smith et al. 1995
Fm. Ophiotomidae Paterson 1985
+
Invalid names: Ophiotretidae O'Hara et al. 2017 [synonym]
Invalid names: Clarkcomidae O'Hara et al. 2018 [empty], Ophiopteridae O'Hara et al. 2018 [empty]
Or. Ophioleucida O'Hara et al. 2017
+
G. †Triadoleucella Ishida et al. 2023
+
†Triadoleucella meensis Ishida et al. 2023
Invalid names: Ophiernidae O'Hara et al. 2018 [empty], Ophioleucidae Matsumoto 1915 [empty]
Or. Ophioscolecida O'Hara et al. 2017
+
Fm. Ophioscolecidae Lütken 1869
+
G. Ophioscolex Müller and Troschel 1842
G. †Suchaster Smith et al. 2025
+
†Suchaster granulosus Smith et al. 2025
Invalid names: Ophiohelidae Perrier 1893 [empty]
G. †Ophiosuperstes Maxwell and Pruss 2021
+
†Ophiosuperstes praeparvus Maxwell and Pruss 2021
G. †Sulphaster Smith et al. 2025
hide
†Sulphaster odellettorum Smith et al. 2025
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinec
Locomotion: slow-movingc
Life habit: low-level epifaunalc
Diet: detritivorec
Diet 2: suspension feederc
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-29 11:30:09
Modified: 2010-02-12 01:58:57
Source: c = class, p = phylum
References: Aberhan et al. 2004, Aberhan 1992

Age range

Maximum range based only on fossils: base of the Early/Lower Emsian to the top of the Late/Upper Pleistocene or 410.62000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 399.5 Ma

Collections (326 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Early/Lower Devonian419.62 - 393.47Argentina (Jachal) Argentinaster bodenbenderi (39230)
Early/Lower Emsian410.62 - 399.5Germany Ophiurina lymani (26904)
Famennian372.15 - 358.86Germany (Nordrhein-Westfalen) Stephanoura belgica (38276 38277 38335)
Late/Upper Famennian365.2 - 358.86Germany (Nordrhein-Westfalen) Ophiaulax decheni, Stephanoura belgica (127756) Stephanoura belgica (127753 127755)
Tournaisian358.86 - 346.7Poland Aganaster jagiellonicus (64633)
Chadian - Arundian346.7 - 339.9USA (Indiana) Aganaster gregarius (699 8115 8127 8132 8133) Aganaster sp. (556)
Serpukhovian330.3 - 323.4USA (Indiana) Sulphaster odellettorum, Covidaster medicus, Suchaster granulosus (276564)
Asselian298.9 - 293.52USA (Oklahoma) Ophiuraster burrisi (94603)
Sakmarian293.52 - 290.1USA (Kansas) Ophiuraster burrisi (94602)
Artinskian290.1 - 283.3USA (Nevada) Archaeophiomusium burrisi, Archaeophiomusium bispinosum (97421)
Kungurian283.3 - 274.4Venezuela (Trujillo) Archaeophiomusium andinum (95255)
Kungurian283.3 - 274.4USA (Nevada) Archaeophiomusium burrisi (38745 38826 38827)
Noginskian276.8 - 264.9USA (Kansas) Ophiuraster burrisi (94604)
Capitanian264.28 - 259.51China (Fujian) Aganaster fujianensis (97427) Ophioderma huaanensis (120773)
Wuchiapingian259.51 - 254.14China (Guizhou) Syntomospina kaiyangensis (32498)
Changhsingian254.14 - 251.902China (Zhejiang) Huangzhishania permotriassica (60533)
Changhsingian254.14 - 251.902China (Guizhou) Ophioderma qingchangensis (32497)
Griesbachian251.902 - 250.5China (Zhejiang) Huangzhishania permotriassica (105220 105221)
Griesbachian251.902 - 250.5China (Guizhou) Ophioderma schistovertebrata (146272)
Griesbachian251.902 - 250.5Italy Praeaplocoma sp. (61804)