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Nahanniaspis
Taxonomy
Nahanniaspis is a genus. It is not extant.
It was assigned to Irregulareaspidinae by Dineley and Loeffler (1976); and to Pteraspidomorphes by Sepkoski (2002).
It was assigned to Irregulareaspidinae by Dineley and Loeffler (1976); and to Pteraspidomorphes by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Nahanniaspis Dineley and Loeffler |
| 2002 | Nahanniaspis Sepkoski |
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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. †Nahanniaspis
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†Nahanniaspis mackenziei Dineley and Loeffler 1976
†Nahanniaspis mclintocki Thorsteinsson and Elliott 2022
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Carroll 1988, Kiessling 2004 | |||||
Age range: base of the Lochkovian to the top of the Early/Lower Lochkovian or 419.62000 to 416.80000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian - Early/Lower Lochkovian | Canada (Northwest Territories) | N. mackenziei (237846) | |
| Lochkovian - Early/Lower Emsian | Canada (Northwest Territories) | N. mackenziei (237829) |