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Eurycephalites extremus
Taxonomy
Sphaeroceras extremum was named by Tornquist (1898).
It was recombined as Eurycephalites extremus by Parent (1998).
It was recombined as Eurycephalites extremus by Parent (1998).
Synonymy list
| Year | Name and author |
|---|---|
| 1898 | Sphaeroceras extremum Tornquist p. 47 figs. Pl 6, figs 5,6 |
| 1998 | Eurycephalites extremus Parent p. 116 figs. 30A-E, 31A-G, 33A-D |
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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.
†Eurycephalites extremus Tornquist 1898
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Diagnosis
No diagnoses are available