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Spinophyllum arduum
Taxonomy
Cyathophyllum (Cyathophyllum) arduum was named by Lütte (1985). It is not extant.
It was recombined as Spinophyllum arduum by Abbasi et al. (2014).
It was recombined as Spinophyllum arduum by Abbasi et al. (2014).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1985 | Cyathophyllum (Cyathophyllum) arduum Lütte |
| 2014 | Spinophyllum arduum Abbasi 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.
†Spinophyllum arduum Lütte 1985
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Diagnosis
No diagnoses are available