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Mesacanthus
Taxonomy
Mesacanthus was named by Traquair (1888). It is not extant.
It was synonymized subjectively with Acanthoessus by Hay (1902).
It was assigned to Acanthoessidae by Jordan (1963); to Acanthodidae by Denison (1979); and to Acanthodiformes by Hanke and Wilson (2004).
It was synonymized subjectively with Acanthoessus by Hay (1902).
It was assigned to Acanthoessidae by Jordan (1963); to Acanthodidae by Denison (1979); and to Acanthodiformes by Hanke and Wilson (2004).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1888 | Mesacanthus Traquair |
| 1963 | Mesacanthus Jordan p. 591 |
| 1979 | Mesacanthus Denison |
| 2004 | Mesacanthus Hanke and Wilson |
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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.
G. †Mesacanthus Traquair 1888
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†Mesacanthus mitchelli Egerton 1861
†Mesacanthus peachi Egerton 1861
†Mesacanthus pusillus Agassiz 1844
†Mesacanthus semistriatus Woodward 1892
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Aberhan et al. 2004, Carroll 1988 | |||||
Age range: Lochkovian or 419.20000 to 410.80000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lochkovian | United Kingdom (Scotland) | M. sp. (26908) |