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Cyclocrinus

Crinoidea - Cyclocrinidae

Taxonomy
Cyclocrinus was named by d'Orbigny (1850) [Sepkoski's age data: J Bajo K Albi Sepkoski's reference number: 2]. It is not extant. It is the type genus of Cyclocrinidae.

It was assigned to Cyrtocrinida by Sepkoski (2002); and to Cyclocrinidae by Rasmussen (1961), Hess and Gale (2010), Hess and Messing (2011), Hess (2012).

Synonyms
Synonymy list
YearName and author
1850Cyclocrinus d'Orbigny
1859Acrochordocrinus Trautschold
1961Cyclocrinus Rasmussen p. 163
2002Cyclocrinus Sepkoski
2010Cyclocrinus Hess and Gale p. 441
2011Cyclocrinus Hess and Messing p. 217
2012Cyclocrinus Hess p. 245

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
RankNameAuthor
subclassPentacrinoideaJaekel 1918
infraclassInadunata(Wachsmuth and Springer 1897)
—Cladida(Moore and Laudon 1943)
—Eucladida
subclassArticulata(Miller 1821)
familyCyclocrinidaeSieverts-Doreck 1953
genusCyclocrinusd'Orbigny 1850

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. †Cyclocrinus d'Orbigny 1850
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†Cyclocrinus dumortieri Loriol 1885
†Cyclocrinus rugosus d'Orbigny 1841
†Cyclocrinus variolarius Seeley 1866
Invalid names: Acrochordocrinus Trautschold 1859 [synonym]
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: 2009-10-09 11:50:31
Modified: 2009-10-09 13:50:31
Source: subc = subclass, c = class, p = phylum
References: Aberhan 1992, Hendy et al. 2009, Kiessling 2004

Age range: base of the Late/Upper Bajocian to the top of the Early/Lower Albian or 168.60000 to 110.10000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Discites170.9 - 168.2Luxembourg C. sp. (141491)
Late/Upper Bajocian - Early/Lower Bathonian168.6 - 165.3France (Auvergne-Rhône-Alpes) C. rugosus (225718)
Early/Lower Bathonian168.2 - 165.3France (Auvergne-Rhône-Alpes) C. rugosus (225715 225720)
Early/Lower Callovian165.3 - 161.5France (Auvergne-Rhône-Alpes) C. rugosus (225719)
Early/Lower Albian113.2 - 110.1United Kingdom (England) C. variolarius (161933)