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Chirocrinus

Crinoidea - Calceocrinida - Calceocrinidae

Taxonomy
Chirocrinus was named by Angelin (1878) [Sepkoski's age data: S Ldov S Wenl Sepkoski's reference number: 250]. It is not extant.

It was assigned to Disparida by Sepkoski (2002); and to Calceocrinidae by Ausich and Copper (2010).

Species

Synonymy list
YearName and author
1878Chirocrinus Angelin
2002Chirocrinus Sepkoski
2010Chirocrinus Ausich and Copper p. 67

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumBlastozoa
RankNameAuthor
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
superorderDisparida(Moore and Laudon 1943)
orderCalceocrinida
familyCalceocrinidaeMeek and Worthen 1869
genusChirocrinusAngelin 1878

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.

G. †Chirocrinus Angelin 1878
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Chirocrinus twenhofeli Ausich and Copper 2010
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationarysubc
Attached: yessubc
Life habit: intermediate-level epifaunalsubc
Diet: suspension feedersubc
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 16:34:13
Modified: 2009-10-09 13:33:22
Source: subc = subclass, c = class, p = phylum
References: Kiessling 2004, Aberhan et al. 2004, Aberhan 1992

Age range: Katian or 453.00000 to 445.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Katian453.0 - 445.2Canada (Quebec) C. twenhofeli (202369)