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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
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
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: Givetian or 387.95000 to 382.31000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Givetian | Iran | Spinophyllum arduum (181591) | |
| Givetian | Germany (Nordrhein-Westfalen) | Spinophyllum arduum (81733 81738 81739) | |
| Givetian | France | Spinophyllum arduum (38681) |