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Orthacanthus buxieri
Taxonomy
Orthacanthus buxieri was named by Heyler and Poplin (1989). Its type locality is Buxieres-les-Mines (Autunian shales), which is in an Asselian/Sakmarian terrestrial shale in France.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1843 | Orthacanthus buxieri Agassiz |
| 1989 | Orthacanthus buxieri Heyler and Poplin pp. 70-72 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.
†Orthacanthus buxieri Heyler and Poplin 1989
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. Agassiz 1843 | Orthacanthus with a 18 cm long neurocranium; precerebral fossa protruding in front of the orbital region; scapulocoracoid with a flat dorsal margin (presence of a dorsal accessory cartilage not proved), and a lower extremity pointing downwards and without any accessory cartilage. |
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Wagner 2023, Carroll 1988 | |||||
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian - Sakmarian | France | Orthacanthus buxieri (type locality: 34797) |