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Ceraurinella longispina
Taxonomy
Ceraurinella longispina was named by Ludvigsen (1979) [Paratypes: GSC 40413, 40414, 44019, 44021-44032]. Its type specimen is GSC 44018, a cephalon/head (cranidium), and it is a 3D body fossil. Its type locality is District of Mackenzie Ceraurinella longispina zone, which is in a Blackriveran/Rocklandian carbonate limestone in the Esbataottine & Sunblood Formation of Canada.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Ceraurinella longispina Ludvigsen p. 25 figs. Pl. 8, figs. 1-4, 31 |
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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.
†Ceraurinella longispina Ludvigsen 1979
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Harrington et al. 1959, Hendy 2009, Aberhan et al. 2004 | |||||
Age range: base of the Blackriveran to the top of the Sandbian or 457.30000 to 452.80000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sandbian | Canada (Northwest Territories) | Ceraurinella longispina (102271) | |
| Blackriveran - Rocklandian | Canada (Northwest Territories) | Ceraurinella longispina (type locality: 24634) |