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Cheirocrinus chrysalis
Taxonomy
Cheirocrinus chrysalis was named by Hall (1860). It is not extant. It is the type species of Calceocrinus.
It was recombined as Calceocrinus chrysalis by Ausich and Copper (2010).
It was recombined as Calceocrinus chrysalis by Ausich and Copper (2010).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1860 | Cheirocrinus chrysalis Hall |
| 2010 | Calceocrinus chrysalis Ausich and Copper p. 65 |
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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.
†Cheirocrinus chrysalis Hall 1860
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004 | |||||
Age range: Wenlock or 432.90000 to 426.70000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llandovery - Wenlock | USA (New York) | Calceocrinus chrysalis (26801) | |
| Wenlock | USA (New York) | Calceocrinus chrysalis (12932 13050 13051 13338 75252) |