| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Callipteridium unitum
Taxonomy
Callipteridium unitum was named by Fontaine and White (1880). It is not extant.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1880 | Callipteridium unitum Fontaine and White |
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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.
†Callipteridium unitum Fontaine and White 1880
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Carboniferous to the top of the Permian or 358.86000 to 251.90200 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Carboniferous - Permian | USA (West Virginia) | Callipteridium unitum (13191) |