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Nehanniaspis
Taxonomy
Nehanniaspis was named by Fritz (1972) [Sepkoski's age data: Cm Atda-u Sepkoski's reference number: 475]. It is not extant.
It was assigned to Edelsteinaspididae by Jell and Adrain (2002); and to Trilobita by Sepkoski (2002).
It was assigned to Edelsteinaspididae by Jell and Adrain (2002); and to Trilobita by Sepkoski (2002).
Species
Entered
by J. Sepkoski on 2003-01-23; modified by D. van Oyen on 2013-04-30
Synonymy list
| Year | Name and author |
|---|---|
| 1972 | Nehanniaspis Fritz |
| 2002 | Nehanniaspis Jell and Adrain p. 470 |
| 2002 | Nehanniaspis 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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy et al. 2009, Whittington et al. 1997, Aberhan et al. 2004 | |||||
Age range: Early/Lower Cambrian or 538.80000 to 506.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cambrian | Canada (Northwest Territories) | N. prima (156157) |