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Acernaspis khatangensis
Taxonomy
Phacops khatangensis was named by Weber (1951).
It was recombined as Acernaspis khatangensis by Ramsköld and Werdelin (1991).
It was recombined as Acernaspis khatangensis by Ramsköld and Werdelin (1991).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1951 | Phacops khatangensis Weber |
| 1991 | Acernaspis khatangensis Ramsköld and Werdelin p. 72 |
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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.
†Acernaspis khatangensis Weber 1951
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, subo = suborder, c = class | |||||
| References: Fortey and Owens 1999, Aberhan et al. 2004, Hendy 2009 | |||||
Age range: Rhuddanian or 443.40000 to 440.80000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Rhuddanian | Russian Federation (Siberia) | Phacops khatangensis (3342) | |
| Llandovery | Russian Federation (Siberia) | Phacops khatangensis (206319) |