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Borealaspis whittakerensis
Taxonomy
Borealaspis whittakerensis was named by Ludvigsen (1976) [Paratypes: GSC 44225-44227. Hypotypes: GSC 44228, 44229 (Ludvigsen, 1979)]. Its type specimen is GSC 40450, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is Southwestern District of Mackenzie, Prairie Creek (C-655), which is in a Wildernessian carbonate limestone in the Whittaker Formation of Canada.
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Borealaspis whittakerensis Ludvigsen p. 953 figs. Pl. 2, figs. 1-3 |
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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.
†Borealaspis whittakerensis Ludvigsen 1976
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004 | |||||
Age range: Edenian or 451.00000 to 450.20000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wildernessian | Canada (Northwest Territories) | Borealaspis whittakerensis (type locality: 102245) | |
| Edenian | Canada (Northwest Territories) | Borealaspis whittakerensis (24636 192139) |