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Orthacanthus platypternus
Taxonomy
Orthacanthus platypternus was named by Cope (1884). It is a 3D body fossil.
It was recombined as Didymodus platypternus by Cope (1884); it was recombined as Diacranodus platypternus by Hay (1902).
It was recombined as Didymodus platypternus by Cope (1884); it was recombined as Diacranodus platypternus by Hay (1902).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1884 | Orthacanthus platypternus Cope |
| 1884 | Didymodus platypternus Cope p. 587 figs. 8-9 |
| 1884 | Orthacanthus platypternus Cope p. 587 figs. 8-9 |
| 1902 | Diacranodus platypternus Hay p. 265 |
| 1999 | Orthacanthus platypternus Johnson p. 234 figs. 1,2,9-14 |
| 2012 | Orthacanthus platypternus Johnson p. 369 |
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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 platypternus Cope 1884
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Carroll 1988, Wagner 2023 | |||||
Age range: Artinskian or 290.10000 to 279.30000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Permian | USA (Oklahoma) | Orthacanthus platypternus (221391 221392) | |
| Permian | USA (Pennsylvania) | Orthacanthus platypternus (125957) | |
| Artinskian | USA (Oklahoma) | Orthacanthus platypternus (220872) |