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Sphenophyllales
Taxonomy
Sphenophyllales was named by Seward (1898). It is not extant.
It was assigned to Equisetopsida by Taylor et al. (2009).
It was assigned to Equisetopsida by Taylor et al. (2009).
Synonymy list
| Year | Name and author |
|---|---|
| 1898 | Sphenophyllales Seward |
| 2009 | Sphenophyllales Taylor 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.
Or. †Sphenophyllales Seward 1898
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Fm. †Sphenophyllaceae
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G. †Sphenophyllum König 1825
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†Sphenophyllum churulianum Srivastava and Rigby 1983
†Sphenophyllum crenulatum Maithy 1978
†Sphenophyllum elongatum Rasskazova 1961
†Sphenophyllum emarginatum Brongniart 1822
†Sphenophyllum gondwanensis Singh et al. 1986
†Sphenophyllum radiatum Unger 1850
†Sphenophyllum thonii Mahr 1968
†Sphenophyllum utkalensis Pant et al. 1985
Invalid names: Sardykphyllum Zalessky 1929 [synonym], Sphenophyllites Brongniart 1822 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Middle Famennian to the top of the Changhsingian or 368.50000 to 251.90200 Ma
Collections (364 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Devonian | China (Jiangsu) | Sphenophyllum sp. (209613) | |
| Famennian | USA (Kentucky) | Siderella scotti (20976 21168) | |
| Famennian | USA (Indiana) | Siderella scotti (21033) | |
| Middle Famennian | USA (West Virginia) | Sphenophyllum subtenerrimmum, Eviostachya sp. (21198) | |
| Late/Upper Famennian | Belgium (Namur) | Eviostachya hoegi (32278) Eviostachya hoegii (32272 32280) | |
| Late/Upper Famennian | Belgium (Liege) | Sphenophyllum subtenerrimum (23335) | |
| Hastarian | Germany (Thuringia) | Sphenophyllum sp. (21366) | |
| Hastarian | Germany (Nordrhein-Westfalen) | Sphenophyllum sp. (38293) | |
| Hastarian - Ivorian | Germany (Thuringia) | Sphenophyllum sp. (20975) | |
| Mississippian | Canada (New Brunswick) | Sphenophyllum antiquum, Sphenophyllum cuneifolium (12421) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Lopingian | China (Yunnan) | Sphenophyllum sp. 1 (29820) | |
| Lopingian | India (West Bengal) | Sphenophyllum churulianum, Sphenophyllum crenulatum (224735) | |
| Wuchiapingian - Changhsingian | China (Jilin) | Sphenophyllum sp. 1, Sphenophyllum sp. 2, Sphenophyllum sp. 3 (29826) | |
| Wuchiapingian - Changhsingian | Brazil (Parana) | Sphenophyllum sp. 1 (29502) | |
| Wuchiapingian - Changhsingian | Brazil | Sphenophyllum sp. 1, Sphenophyllum sp. 2 (29494) | |
| Changhsingian - Wuchiapingian | Brazil | Sphenophyllum sp. 1 (29481) | |
| Changhsingian | China (Guangdong) | Sphenophyllum sp. 1 (29839) | |
| Changhsingian | China (Xizang) | Sphenophyllum sp. 1 (29792) | |
| Changhsingian | South Africa (Kwazulu-Natal) | Sphenophyllum sp. (39077) | |
| Changhsingian | China (Guizhou) | Sphenophyllum sp. 1 (30005) | |