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Pteronilssonia
Taxonomy
Pteronilssonia was named by Pant and Mehra (1963). It is not extant.
It was assigned to Cycadophyta by Andrews (1970) and Lakhanpal et al. (1976).
It was assigned to Cycadophyta by Andrews (1970) and Lakhanpal et al. (1976).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1963 | Pteronilssonia Pant and Mehra |
| 1970 | Pteronilssonia Andrews |
| 1976 | Pteronilssonia Lakhanpal 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.
G. †Pteronilssonia Pant and Mehra 1963
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†Pteronilssonia gopalii Pant and Mehra 1963
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian - Lopingian | India | P. gopalii (30166) |