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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Steganocrinus pentagonus
Taxonomy
Actinocrinus pentagonus was named by Hall (1858). It is not extant. It is the type species of Steganocrinus.
It was recombined as Steganocrinus pentagonus by Brower (1965).
It was recombined as Steganocrinus pentagonus by Brower (1965).
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Steganocrinus pentagonus Brower |
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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.
†Steganocrinus pentagonus Hall 1858
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Osagean or 352.00000 to 343.00000 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Osagean | USA (New Mexico) | Steganocrinus pentagonus (235903 235905 235907 235910 235911 235912 235913 235914 235915 235916 235917 235923 235924 235925) |