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

Cyclocyclicus

Crinoidea

Discussion

Disarticulated columnals, according to Ubaghs, et al., 1978: T933

Taxonomy
Cyclocyclicus was named by Yeltysheva (1955). It is considered to be a form taxon.

It was assigned to Crinoidea by Pershina and Tsyganko (1980).

Species lacking formal opinion data
C. variabilis

Synonymy list
YearName and author
1955Cyclocyclicus Yeltysheva
1980Cyclocyclicus Pershina and Tsyganko

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
genusCyclocyclicusYeltysheva 1955

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. †Cyclocyclicus Yeltysheva 1955
show all | hide all
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: Aberhan 1992, Kiessling 2004

Age range: base of the Tremadoc to the top of the Holkerian or 486.50000 to 340.00000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Tremadoc486.5 - 477.7China (Anhui) C. sp. (80137)
Llandeilo461.1 - 458.4China (QingHai) C. sp. (8680)
Costonian - Marshbrookian458.4 - 454.0China (HaiNanDao) C. sp. (4685)
Keila453.9 - 453.0Estonia (Lääne-Viru) C. sp. (197523 197524)
Keila453.9 - 453.0Estonia C. sp. (197516)
Johvi453.0 - 449.9Estonia (Ida-Viru) C. variabilis (193515 193522 197475 197481)
Johvi453.0 - 449.9Estonia (Harju) C. variabilis (197483)
Silurian443.8 - 419.2Russian Federation (Siberia) C. tenuis (206304)
Ludlow - Pridoli427.4 - 419.2China (Nei Mongol) C. sp. (27903)
Lochkovian - Pragian419.2 - 407.6Russian Federation (Nenets) C. proximus (81605)
Pragian - Emsian410.8 - 393.3Tajikistan C. verrucosus (45830)
Early/Lower Emsian409.1 - 402.5Russian Federation C. sp. (24775)
Givetian387.7 - 382.7China (Guizhou) C. sp. (84330)
Frasnian382.7 - 372.2Czech Republic (Moravia) C. sp. (39663 39672)
Holkerian346.7 - 340.0United Kingdom (England) C. sp. (41284)