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Ctenopterus
Taxonomy
Ctenopterus was named by Clarke and Ruedemann (1912) [Sepkoski's age data: S Wenl Sepkoski's reference number: 360]. It is not extant.
It was assigned to Eurypterida by Sepkoski (2002); to Laurieipterinae by Lamsdell et al. (2010); and to Stylonuridae by Størmer (1955), Dunlop et al. (2020), Lamsdell (2025).
It was assigned to Eurypterida by Sepkoski (2002); to Laurieipterinae by Lamsdell et al. (2010); and to Stylonuridae by Størmer (1955), Dunlop et al. (2020), Lamsdell (2025).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1912 | Ctenopterus Clarke and Ruedemann |
| 1955 | Ctenopterus Størmer p. 38 |
| 2002 | Ctenopterus Sepkoski |
| 2010 | Ctenopterus Lamsdell et al. |
| 2020 | Ctenopterus Dunlop et al. p. 18 |
| 2025 | Ctenopterus Lamsdell |
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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. †Ctenopterus Clarke and Ruedemann 1912
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: base of the Llandovery to the top of the Ludlow or 443.10000 to 422.70000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llandovery - Ludlow | USA (New York) | C. cestrotus (12764) | |
| Silurian | USA (Pennsylvania) | C. cestrotus (12763) |