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Calamites

Polypodiopsida - Equisetales - Calamitaceae

Taxonomy
Calamites was named by Suckow (1784). It is considered to be a form taxon. Its type is Calamites radiatus.

It was assigned to Calamitales by Tidwell et al. (1992); and to Calamitaceae by Jennings (1980), Dilcher et al. (2005) and Chatterjee et al. (2013).

Species lacking formal opinion data

Synonymy list
YearName and author
1784Calamites Suckow p. 121
1980Calamites Jennings p. 154
1992Calamites Tidwell et al. p. 1018
2005Calamites Dilcher et al. p. 159
2013Calamites Chatterjee et al.

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RankNameAuthor
kingdomPlantae
phylumPteridophyta
classPolypodiopsida
subclassEquisetidaeWarm 1883
RankNameAuthor
orderEquisetalesDumortier 1829
familyCalamitaceae
genusCalamitesSuckow 1784

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. †Calamites Suckow 1784
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Subg. †Calamites (Mesocalamites) Hirmer 1927
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Mesocalamites roemeri Goeppert 1850
Calamites aliwalensis Anderson and Anderson 1985
Calamites goepperti Ettingshausen 1854
Calamites radiatus Brongniart 1828
Calamites suckowii Brongniart 1828
Calamites undulatus Sternberg 1825
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Pendleian to the top of the Middle Aalenian or 326.40000 to 171.60000 Ma

Collections (238 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Hastarian - Noginian360.7 - 300.2Egypt C. sp. (13109)
Mississippian358.9 - 323.2USA (Illinois) Mesocalamites cistiiformis (13511)
Mississippian358.9 - 323.2USA (Utah) C. cistiiformis, C. hesperius (11209)
Mississippian358.9 - 323.2USA (West Virginia) Mesocalamites sp. (13015 13016) Mesocalamites sp., Mesocalamites cistii, Mesocalamites suckowii, C. radiatus (12694)
Mississippian358.9 - 323.2USA (Kentucky) C. sp. (13593)
Mississippian358.9 - 323.2Canada (Nova Scotia) C. cistii, C. undulatus (13094)
Mississippian358.9 - 323.2USA (Georgia) C. sp. (12698)
Mississippian358.9 - 323.2USA (Missouri) C. ramosus artis (12122)
Mississippian358.9 - 323.2Canada (New Brunswick) C. suckowi, C. sp. (12421) C. transitionis (13089)
Mississippian358.9 - 323.2Canada (Newfoundland and Labrador) C. sp. (28015 28018 28020 28021)

Youngest occurrences

Time interval Ma Country or state PBDB collection number
Wuchiapingian - Changhsingian259.9 - 252.17China (Jilin) C. sp. 1 (29826)
Changhsingian254.17 - 252.17China (Xinjiang) C. sp. 1 (29801 29834 30017 30069)
Spathian - Anisian251.3 - 242.0South Africa (Eastern Cape) C. aliwalensis (14368 14372 14373 20654 20655 20660 20665 20682 20686 20687 20689 20692 20693 20694 20696)
Aegean - Bithynian247.2 - 242.0USA (Arizona) C. sp. (34888)
Ladinian242.0 - 237.0Germany C. merianii (24817) C. mesozoicus (24820)
Carnian237.0 - 228.0Antarctica C. aliwalensis (207741)
Carnian237.0 - 228.0USA (Virginia) Calamites indet. (68953)
Rhaetian208.5 - 201.3Germany C. guembelii, C. hoerensis (24837)
Rhaetian208.5 - 201.3China (Guizhou) C. sp. 1 (30007)
Early/Lower Aalenian - Middle Aalenian175.6 - 171.6United Kingdom (England) C. rotifer (24235)