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Ubiquiradius alternans
Taxonomy
Coeloptychium alternans was named by Roemer (1841). It is not extant.
It was recombined as Actinocyclus alternans by Schrammen (1912); it was recombined as Ubiquiradius alternans by Finks et al. (2004).
It was recombined as Actinocyclus alternans by Schrammen (1912); it was recombined as Ubiquiradius alternans by Finks et al. (2004).
Synonymy list
| Year | Name and author |
|---|---|
| 1841 | Coeloptychium alternans Roemer |
| 1912 | Actinocyclus alternans Schrammen |
| 2004 | Ubiquiradius alternans Finks et al. |
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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.
†Ubiquiradius alternans Roemer 1841
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Diagnosis
No diagnoses are available