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Tetraspidoceras quadrarmatum
Taxonomy
Ammonites quadrarmatus was named by Dumortier (1867).
It was recombined as Tetraspidoceras quadrarmatum by Edmunds et al. (2003).
It was recombined as Tetraspidoceras quadrarmatum by Edmunds et al. (2003).
Synonymy list
| Year | Name and author |
|---|---|
| 1867 | Ammonites quadrarmatus Dumortier |
| 2003 | Tetraspidoceras quadrarmatum Edmunds et al. figs. 21.1, 22.1 |
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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.
†Tetraspidoceras quadrarmatum Dumortier 1867
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Diagnosis
No diagnoses are available