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Cyclocrinus
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) and Hess (2012).
It was assigned to Cyrtocrinida by Sepkoski (2002); and to Cyclocrinidae by Rasmussen (1961), Hess and Gale (2010), Hess and Messing (2011) and Hess (2012).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1850 | Cyclocrinus d'Orbigny |
| 1859 | Acrochordocrinus Trautschold |
| 1961 | Cyclocrinus Rasmussen p. 163 |
| 2002 | Cyclocrinus Sepkoski |
| 2010 | Cyclocrinus Hess and Gale p. 441 |
| 2011 | Cyclocrinus Hess and Messing p. 217 |
| 2012 | Cyclocrinus Hess p. 245 |
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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