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Ptychophylloceras chonomphalum
Taxonomy
Phylloceras chonomphalum was named by Vacek (1886).
It was recombined as Ptychophylloceras chonomphalum by Pallini et al. (2004).
It was recombined as Ptychophylloceras chonomphalum by Pallini et al. (2004).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1886 | Phylloceras chonomphalum Vacek |
2004 | Ptychophylloceras chonomphalum Pallini et al. p. 5 figs. pl. 2, figs. 3,6; pl. 3, fig. 3; pl. 15, fig. 5 |
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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.
†Ptychophylloceras chonomphalum Vacek 1886
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Diagnosis
No diagnoses are available