| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Xiphosphaera macracantha
Taxonomy
Xiphosphaera macracantha was named by Ruedemann and Wilson (1936). It is not extant.
It was considered a nomen dubium by Aitchison et al. (2017).
It was considered a nomen dubium by Aitchison et al. (2017).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1936 | Xiphosphaera macracantha Ruedemann and Wilson |
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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.
†Xiphosphaera macracantha Ruedemann and Wilson 1936
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Collections
No collection or age range data are available