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Cheirophyllum
Taxonomy
Cheirophyllum was named by Pant and Singh (1978). It is not extant.
It was assigned to Cordaitales by Chandra and Tewari (1991).
It was assigned to Cordaitales by Chandra and Tewari (1991).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Palmatophyllites Maithy |
| 1970 | Palmatophyllites Andrews |
| 1976 | Palmatophyllites Lakhanpal et al. |
| 1978 | Cheirophyllum Pant and Singh |
| 1991 | Cheirophyllum Chandra and Tewari |
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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. †Cheirophyllum Pant and Singh 1978
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†Cheirophyllum lacerata Feistmantel 1882
Invalid names: Palmatophyllites Maithy 1965 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: Sakmarian or 293.52000 to 290.10000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sakmarian | India (Jharkhand) | Noeggerathiopsis lacerata (226925) Palmatophyllites lacerata (225321) | |
| Sakmarian | India | C. lacerata (30145) | |
| Sakmarian | India (Madhya Pradesh) | C. sp. 1 (30149) | |
| Sakmarian - Artinskian | Brazil (Santa Catarina) | Palmatophyllites sp. 1 (29469) | |
| Sakmarian - Kungurian | India (Madhya Pradesh) | Noeggerathiopsis lacerata (225351) |