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Paracosmetocrinus richfieldensis
Taxonomy
Poteriocrinus richfieldensis was named by Worthen (1882).
It was recombined as Cosmetocrinus richfieldensis by Kirk (1941); it was recombined as Aphelecrinus richfieldensis by Laudon and Severson (1953); it was recombined as Paracosmetocrinus richfieldensis by Kammer and Roeser (2012).
It was recombined as Cosmetocrinus richfieldensis by Kirk (1941); it was recombined as Aphelecrinus richfieldensis by Laudon and Severson (1953); it was recombined as Paracosmetocrinus richfieldensis by Kammer and Roeser (2012).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1882 | Poteriocrinus richfieldensis Worthen p. 15 |
| 1941 | Cosmetocrinus richfieldensis Kirk p. 88 |
| 1953 | Aphelecrinus richfieldensis Laudon and Severson p. 521 |
| 2012 | Paracosmetocrinus richfieldensis Kammer and Roeser p. 480 |
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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.
†Paracosmetocrinus richfieldensis Worthen 1882
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subc = subclass, c = class, p = phylum | |||||
| References: Aberhan 1992, Hendy et al. 2009, Kiessling 2004 | |||||
Age range: Kinderhookian or 358.86000 to 351.90000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kinderhookian | USA (Ohio) | Paracosmetocrinus richfieldensis (236671 276404) |