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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