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Protrachyceras costulatum
Taxonomy
Protrachyceras costulatum was named by Mansuy (1912).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1912 | Protrachyceras costulatum Mansuy |
1974 | Protrachyceras costulatum Zhao and Wang p. 350 figs. Pl 183, fig 16 |
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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.
†Protrachyceras costulatum Mansuy 1912
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Diagnosis
No diagnoses are available