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Berriasella callisto
Taxonomy
Ammonites callisto was named by d'Orbigny (1847).
It was recombined as Berriasella callisto by Helmstaedt (1969).
It was recombined as Berriasella callisto by Helmstaedt (1969).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1847 | Ammonites callisto d'Orbigny |
1969 | Berriasella callisto Helmstaedt p. 76 figs. Pl 3, fig 4 |
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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.
†Berriasella callisto d'Orbigny 1847
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Diagnosis
No diagnoses are available