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Petalodus arcuatus
Taxonomy
Chomatodus arcuatus was named by St. John (1870). It is a 3D body fossil. Its type locality is Nebraska City section, Upper Coal Measures, which is in a Kasimovian marine horizon in Nebraska.
It was recombined as Petalodus arcuatus by Eastman (1903).
It was recombined as Petalodus arcuatus by Eastman (1903).
Synonymy list
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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.
†Petalodus arcuatus St. John 1870
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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 | |||||
Age range: base of the Kasimovian to the top of the Asselian or 307.00000 to 293.52000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kasimovian | USA (Nebraska) | Chomatodus arcuatus (type locality: 132676 132974) | |
| Asselian | USA (Kansas) | Chomatodus arcuatus (132374) |