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Ptychocaulus magna
Taxonomy
Murchisonia magna was named by Karczewski (1980). It is not extant.
It was recombined as Ptychocaulus magna by Wagner (2023).
It was recombined as Ptychocaulus magna by Wagner (2023).
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Murchisonia magna Karczewski |
| 2023 | Ptychocaulus magna Wagner p. 3483 |
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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.
†Ptychocaulus magna Karczewski 1980
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Diagnosis
No diagnoses are available