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Cheirocrinus
Taxonomy
Cheirocrinus was named by Eichwald (1856).
It was assigned to Rhombifera by Sepkoski (2002); and to Cheirocrinidae by Regnéll (1945) and Paul and Rozhnov (2016).
It was assigned to Rhombifera by Sepkoski (2002); and to Cheirocrinidae by Regnéll (1945) and Paul and Rozhnov (2016).
Synonymy list
Year | Name and author |
---|---|
1856 | Cheirocrinus Eichwald |
1945 | Cheirocrinus Regnéll |
2002 | Cheirocrinus Sepkoski |
2016 | Cheirocrinus Paul and Rozhnov p. 270 |
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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. †Cheirocrinus Eichwald 1856
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†Cheirocrinus chrysalis Hall 1860
†Cheirocrinus constrictus Bather 1913
†Cheirocrinus dilatatus Regnell 1951
†Cheirocrinus holmi Regnéll 1945
†Cheirocrinus leuchtenbergi Angelin 1899
†Cheirocrinus logani Billings 1857
†Cheirocrinus nodosus Jaekel 1899
†Cheirocrinus penniger Eichwald 1842
Diagnosis
No diagnoses are available