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Orthacanthus compressus
Taxonomy
Diplodus compressus was named by Newberry (1856). It is not extant.
It was recombined as Didymodus compressus by Cope (1883) and Cope (1884); it was recombined as Dittodus compressus by Hay (1902); it was recombined as Pleuracanthus compressus by Eastman (1903); it was recombined as Orthacanthus compressus by Johnson (1999).
It was recombined as Didymodus compressus by Cope (1883) and Cope (1884); it was recombined as Dittodus compressus by Hay (1902); it was recombined as Pleuracanthus compressus by Eastman (1903); it was recombined as Orthacanthus compressus by Johnson (1999).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1856 | Diplodus compressus Newberry |
| 1856 | Diplodus latus Newberry p. 99 |
| 1868 | Diplodus penetrans Dawson |
| 1883 | Didymodus compressus Cope p. 108 |
| 1884 | Didymodus compressus Cope p. 527 |
| 1889 | Diplodus compressus Woodward p. 12 |
| 1889 | Diplodus latus Woodward p. 12 |
| 1902 | Dittodus compressus Hay p. 266 |
| 1902 | Dittodus latus Hay p. 266 |
| 1902 | Dittodus penetrans Hay p. 266 |
| 1903 | Pleuracanthus compressus Eastman p. 167 |
| 1999 | Orthacanthus compressus Johnson p. 243 figs. 2,3,15-20 |
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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 compressus Newberry 1856
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Invalid names: Diplodus latus Newberry 1856 [synonym], Diplodus penetrans Dawson 1868 [synonym]
Diagnosis
No diagnoses are available