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Ophiobyrsidae

Ophiuroidea - Ophiacanthida - Ophiobyrsidae

Taxonomy
Ophiobyrsinae was named by Matsumoto (1915). It is extant.

It was reranked as the family Ophiobyrsidae by O'Hara et al. (2018).

It was assigned to Ophiomyxidae by Matsumoto (1915) and Spencer and Wright (1966); to Ophiuroidea by Storc (2004); to Ophiuridea by Smith et al. (1995), Jagt (2000) and Storc and Zitt (2008); and to Ophiacanthina by O'Hara et al. (2018).

Subtaxa
Ophiosmilax

Synonymy list
YearName and author
1915Ophiobyrsinae Matsumoto p. 50
1966Ophiobyrsinae Spencer and Wright p. U90
1995Ophiobyrsinae Smith et al.
2000Ophiobyrsinae Jagt p. 7
2004Ophiobyrsinae Storc p. 396
2008Ophiobyrsinae Storc and Zitt p. 124
2018Ophiobyrsidae O'Hara et al. p. 12

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Asterozoa()
RankNameAuthor
classOphiuroidea
suborderMyophiurina()
infraclassMetophiuridaMatsumoto 1913
superorderOphintegrida
orderOphiacanthida
suborderOphiacanthina
familyOphiobyrsidae()
familyOphiobyrsidae()

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.

Fm. Ophiobyrsidae Matsumoto 1915
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G. Ophiosmilax Matsumoto 1915
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†Ophiosmilax alternatus Kutscher and Jagt 2000
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Invalid names: Transspondylus bubnoffi Müller 1950 [synonym]
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 Turonian to the top of the Early/Lower Maastrichtian or 93.50000 to 66.00000 Ma
Minimum age of oldest fossil (stem group age): 89.3 Ma

Collections (12 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Cenomanian - Early/Lower Turonian99.6 - 89.3Czech Republic Ophiosmilax alternatus, Transspondylus bubnoffi (58092)
Early/Lower Turonian93.5 - 89.3Czech Republic Ophiosmilax alternatus (62041) Ophiosmilax alternatus, Transspondylus bubnoffi (62042 62043)
Late/Upper Turonian93.5 - 89.3Czech Republic Ophiosmilax alternatus (99235)
Middle Turonian93.5 - 89.3Tunisia Ophiosmilax alternatus (58091)
Late/Upper Campanian83.5 - 70.6Belgium (Liege) Ophiosmilax alternatus (32147)
Late/Upper Campanian83.5 - 70.6Germany (Sachsen-Anhalt) Ophiosmilax alternatus (32024)
Early/Lower Maastrichtian70.6 - 66.0Belgium (Liege) Ophiosmilax alternatus (32148 32151)
Early/Lower Maastrichtian70.6 - 66.0Germany (Mecklenburg-Vorpommern) Ophiosmilax alternatus (32022)
Early/Lower Maastrichtian - Maastrichtian70.6 - 66.0Denmark Ophiosmilax alternatus (32023)