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Equisetites

Polypodiopsida - Equisetales - Equisetaceae

Discussion

Proposed for conservation against its disused taxonomic synonym, Oncylogonatum Koenig (1827), by Doweld (in Taxon 62: 837. 2013).

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Taxonomy
Equisetites was named by Sternberg (1833).

It was assigned to Equisetales by Lakhanpal et al. (1976), Chandra and Tewari (1991); and to Equisetaceae by Jain and Delevoryas (1967) and Taylor and Taylor (1993).

Synonymy list
YearName and author
1833Equisetites Sternberg p. 43
1967Equisetites Jain and Delevoryas
1976Equisetites Lakhanpal et al.
1991Equisetites Chandra and Tewari
1993Equisetites Taylor and Taylor

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RankNameAuthor
kingdomPlantae
phylumPteridophyta
classPolypodiopsida
subclassEquisetidaeWarm 1883
RankNameAuthor
orderEquisetalesDumortier 1829
familyEquisetaceaeDe Candolle 1804
genusEquisetitesSternberg 1833

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. †Equisetites Sternberg 1833
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†Equisetites conicus Sternberg 1833
†Equisetites keuperina Morton 1863
†Equisetites mougeoti Brongniart 1828
†Equisetites pusillus Villar de Seoane 2005
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Carboniferous to the top of the Early/Lower Maastrichtian or 358.86000 to 66.00000 Ma

Collections (610 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Carboniferous358.86 - 298.9Canada (Nova Scotia) E. curta (13145)
Asselian - Kungurian298.9 - 274.4USA (Oklahoma) E. sp. (11147)
Artinskian - Kungurian290.1 - 274.4China (Ningxia) E. sp. 1 (29935)
Roadian - Changhsingian274.4 - 251.902Antarctica E. sp. 1 (29363)
Wordian - Changhsingian266.9 - 251.902Tanzania E. sp. 1 (30942)
Capitanian - Wuchiapingian264.28 - 254.14Russian Federation E. sp. 1 (30883)
Capitanian - Wuchiapingian264.28 - 254.14Mongolia E. sp. 1 (30339)
Changhsingian254.14 - 251.902China (Gansu) E. sp. 1 (29972)
Changhsingian254.14 - 251.902China (Xinjiang) E. sp. 1 (30095)
Induan251.902 - 249.9Germany (Thuringer Senke) E. mougeotii (24711)

Youngest occurrences
Time interval Ma Country or state PBDB collection number
Late/Upper Barremian - Early/Lower Aptian125.77 - 119.57China (Liaoning) E. sp. 1 (29690)
Barremian - Aptian125.77 - 113.2Kazakhstan E. sp. 1, E. sp. 2 (30221) E. sp. 1, E. sp. 2, E. sp. 3 (30223)
Aptian121.4 - 113.2Argentina (Santa cruz) E. pusillus (150282)
Aptian121.4 - 113.2Argentina (Santa Cruz) E. pusillus (167944)
Albian113.2 - 100.5USA (Wyoming) E. sp. (102758)
Albian113.2 - 100.5USA (Alaska) E. burejensis (33321 34195 34300 34369 34371)
Albian - Cenomanian113.2 - 93.9Russian Federation E. sp. (34775 34776 34788)
Albian - Cenomanian113.2 - 93.9USA (Alaska) E. burejensis (33498 33499 33500 34193 34194 34296 34297 34299 34367 34380 34386) E. sp. (34390 34626)
Late/Upper Cretaceous100.5 - 66.0Argentina (Santa Cruz) E. sp. (140359)
Late/Upper Campanian - Early/Lower Maastrichtian83.6 - 66.0Argentina (Mendoza) Equisetites indet. (168548)