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Taxonomy
Berkutaspis was named by Lisogor (1947) [Sepkoski's age data: Cm Trep-u]. It is not extant.
It was assigned to Ptychopariida by Sepkoski (2002); and to Nileidae by Jell and Adrain (2002).
It was assigned to Ptychopariida by Sepkoski (2002); and to Nileidae by Jell and Adrain (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1947 | Berkutaspis Lisogor |
| 2002 | Berkutaspis Jell and Adrain p. 474 |
| 2002 | Berkutaspis 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. †Berkutaspis Lisogor 1947
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009, Hendy et al. 2009 | |||||
Age range: Niuchehean or 489.50000 to 485.40000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Niuchehean | China (Hunan) | B. sinensis (107332) |