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Calyptactis confragosus
Taxonomy
Onychaster confragosus was named by Miller (1891).
It was recombined as Calyptactis confragosus by Jell (1997).
It was recombined as Calyptactis confragosus by Jell (1997).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1891 | Onychaster confragosus Miller p. 74 figs. pl. 12 figs. 6, 7 |
| 1891 | Onychaster demissus Miller p. 75 figs. pl. 12 figs. 8-10 |
| 1892 | Onychaster demissus Miller p. 680 figs. fig. 1241 |
| 1892 | Onychaster confragosus Miller p. 684 figs. pl. 12 figs. 6, 7 |
| 1892 | Onychaster demissus Miller p. 685 figs. pl. 12 figs. 8-10 |
| 1915 | Onychaster confragosus Schuchert pp. 273-274 |
| 1915 | Onychaster demissus Schuchert p. 274 |
| 1930 | Calyptactis demissus Spencer pp. 393, 396 |
| 1965 | Calyptactis demissus Owen p. 562 |
| 1997 | Calyptactis confragosus Jell p. 315 figs. Figs. 5.7-5.9 |
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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.
†Calyptactis confragosus Miller 1891
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Invalid names: Onychaster demissus Miller 1891 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Aberhan 1992, Aberhan et al. 2004 | |||||
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chadian - Arundian | USA (Indiana) | Calyptactis demissus (699) |