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Sphenophyllales

Equisetopsida - Sphenophyllales

Synonymy list
YearName and author
1898Sphenophyllales Seward
2009Sphenophyllales Taylor et al.

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RankNameAuthor
kingdomPlantae
phylumTracheophyta(Sinnott 1935)
Pteridobiotina
superphylumPteridophytanae
RankNameAuthor
phylumEquisetophytaScott 1900
classEquisetopsidaAgardh 1825
orderSphenophyllalesSeward 1898
orderSphenophyllalesSeward 1898

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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G. †Anastachys Remy 1955
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Anastachys caudata Weiss 1876
G. †Bowmanites Binney 1871
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Bowmanites cambrensis Binney 1871
G. †Elaterites Wilson 1943
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Elaterites triferens Wilson 1943
G. †Eviostachya Stockmans 1948
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Eviostachya hoegi Stockmans 1948
G. †Koinostachys Remy 1955
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Koinostachys aquensis Remy 1955
G. †Litostrobus Mamay 1954
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Litostrobus iowensis Mamay 1954
G. †Mesidiophyton Leisman 1964
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Mesidiophyton paulus Leisman 1964
G. †Siderella Read 1936
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Siderella scotti Read 1936
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G. †Difurcosphenophyllum Lotsy 1909
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G. †Sphenophyllostachys Seward 1896
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Sphenophyllostachys dawsoni Williamson 1871
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]
G. †Stylocalamites Weiss 1884
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Stylocalamites arborescens Sternberg 1833
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 Devonian382.31 - 358.86China (Jiangsu) Sphenophyllum sp. (209613)
Famennian372.15 - 358.86USA (Kentucky) Siderella scotti (20976 21168)
Famennian372.15 - 358.86USA (Indiana) Siderella scotti (21033)
Middle Famennian368.5 - 365.2USA (West Virginia) Sphenophyllum subtenerrimmum, Eviostachya sp. (21198)
Late/Upper Famennian365.2 - 358.86Belgium (Namur) Eviostachya hoegi (32278) Eviostachya hoegii (32272 32280)
Late/Upper Famennian365.2 - 358.86Belgium (Liege) Sphenophyllum subtenerrimum (23335)
Hastarian358.86 - 353.7Germany (Thuringia) Sphenophyllum sp. (21366)
Hastarian358.86 - 353.7Germany (Nordrhein-Westfalen) Sphenophyllum sp. (38293)
Hastarian - Ivorian358.86 - 346.7Germany (Thuringia) Sphenophyllum sp. (20975)
Mississippian358.86 - 323.4Canada (New Brunswick) Sphenophyllum antiquum, Sphenophyllum cuneifolium (12421)

Youngest occurrences

Time interval Ma Country or state PBDB collection number
Lopingian259.51 - 251.902China (Yunnan) Sphenophyllum sp. 1 (29820)
Lopingian259.51 - 251.902India (West Bengal) Sphenophyllum churulianum, Sphenophyllum crenulatum (224735)
Wuchiapingian - Changhsingian259.51 - 251.902China (Jilin) Sphenophyllum sp. 1, Sphenophyllum sp. 2, Sphenophyllum sp. 3 (29826)
Wuchiapingian - Changhsingian259.51 - 251.902Brazil (Parana) Sphenophyllum sp. 1 (29502)
Wuchiapingian - Changhsingian259.51 - 251.902Brazil Sphenophyllum sp. 1, Sphenophyllum sp. 2 (29494)
Changhsingian - Wuchiapingian254.14 - 254.14Brazil Sphenophyllum sp. 1 (29481)
Changhsingian254.14 - 251.902China (Guangdong) Sphenophyllum sp. 1 (29839)
Changhsingian254.14 - 251.902China (Xizang) Sphenophyllum sp. 1 (29792)
Changhsingian254.14 - 251.902South Africa (Kwazulu-Natal) Sphenophyllum sp. (39077)
Changhsingian254.14 - 251.902China (Guizhou) Sphenophyllum sp. 1 (30005)