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Pyknotylacanthus
Taxonomy
Pyknotylacanthus was named by Mutter and Rieber (2005). Its type is Pyknotylacanthus spathianus.
It was assigned to Ctenacanthoidea by Mutter and Rieber (2005).
It was assigned to Ctenacanthoidea by Mutter and Rieber (2005).
Species
P. humboldtensis, P. spathianus (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 2005 | Pyknotylacanthus Mutter and Rieber |
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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. †Pyknotylacanthus Mutter and Rieber 2005
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†Pyknotylacanthus humboldtensis Davidson 1919
†Pyknotylacanthus spathianus Mutter and Rieber 2005
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Carroll 1988, Wagner 2023, Hendy et al. 2009 | |||||
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Spathian | USA (Idaho) | P. spathianus (90300) | |
| Anisian - Ladinian | USA (Nevada) | Cosmacanthus humboldtensis (136685) |