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Pteridospermales

Cycadopsida - Pteridospermales

Synonymy list
YearName and author
1967Pteridospermales Jain and Delevoryas
1982Pteridospermales Holmes

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RankNameAuthor
kingdomPlantae
subkingdomEmbryophyta
phylumCycadophytaBessey 1907
RankNameAuthor
classCycadopsidaBrongniart 1843
orderPteridospermales
orderPteridospermales

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.

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G. †Bosea Srivastava 1975
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Bosea indica Srivastava 1975
Bosea yervamora Linnaeus 1753
G. †Chiropteris Kurr 1845
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Chiropteris barrealensis Frenguelli 1942
Chiropteris coreanica Kimura and Kim 1988
Chiropteris cuneata Carruthers 1872
Chiropteris digitata Kurr 1858
Chiropteris kawasakii Kon'no 1938
Chiropteris manasiensis Gu and Hu 1979
Chiropteris reniformis Kawasaki 1925
Chiropteris williamsii Newberry 1891
Chiropteris yuani Sze 1956
G. †Concaryon Loubiere 1956
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Concaryon renaulti Loubiere 1956
G. †Marhwaseaphyllum Srivastava 1984
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Marhwaseaphyllum hastatum Srivastava 1984
G. †Rewaphyllum Srivastava 1984
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Rewaphyllum nidpurensis Srivastava 1984
G. †Rugapites Pant and Basu 1977
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Rugapites spherica Pant and Basu 1977
G. †Rugaspermum Pant and Basu 1977
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Rugaspermum insigne Pant and Basu 1977
Rugaspermum media Pant and Basu 1977
Rugaspermum obscura Pant and Basu 1977
G. †Rugatheca Pant and Basu 1977
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Rugatheca nidpurensis Pant and Basu 1977
G. †Thinnfeldia Ettingshausen 1852
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Thinnfeldia amarjolensis Sharma et al. 1971
Thinnfeldia chunakhalensis Sah and Sukh-Dev 1958
Thinnfeldia dutoiti Jain and Delevoryas 1967
Thinnfeldia feistmanteli Johnston 1895
Thinnfeldia fontainei Berry 1903
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Invalid names: Thinnfeldia variabilis Fontaine 1889 [replaced]
Thinnfeldia granulata Fontaine 1889
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Invalid names: Acaciaephyllum longifolium Fontaine 1889 [synonym], Acaciaephyllum microphyllum Fontaine 1889 [synonym], Acaciaephyllum spatulatum Fontaine 1889 [synonym], Acaciaephyllum variabile Fontaine 1889 [synonym], Celastrophyllum proteoides Fontaine 1889 [synonym]
Thinnfeldia hughesi Feistmantel 1882
Thinnfeldia indica Feistmantel 1876
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Invalid names: Pecopteris salicifolia Morris 1863 [synonym]
Thinnfeldia marylandica Fontaine 1905
Thinnfeldia nirmali Roy 1973
Thinnfeldia obtusifolia Johnston 1888
Thinnfeldia reticulata Fontaine 1900
Thinnfeldia rhomboidalis Ettingshausen 1927
Thinnfeldia rotundiloba Fontaine 1889
G. †Thuringia Remy 1953
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range

Maximum range based only on fossils: base of the Pennsylvanian to the top of the Paleogene or 323.40000 to 23.04000 Ma
Minimum age of oldest fossil (stem group age): 298.9 Ma

Collections (173 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Pennsylvanian323.4 - 298.9USA (Pennsylvania) Pteridospermales indet. (34027)
Asselian - Kungurian298.9 - 274.4Egypt Thinnfeldia sp. 1 (30102)
Sakmarian293.52 - 290.1Brazil (Rio Grande do Sul) Chiropteris sp. 1, Chiropteris sp. 2 (29479 29480)
Sakmarian - Artinskian293.52 - 283.3Brazil (Santa Catarina) Chiropteris sp. 1 (29469)
Artinskian - Kungurian290.1 - 274.4India (Telangana) Thuringia callipteroides (224611)
Artinskian - Kungurian290.1 - 274.4Argentina (Santa Cruz) Chiropteris sp. 1 (29395)
Kungurian - Changhsingian283.3 - 251.902South Korea Chiropteris sp. 1 (30259)
Kungurian - Changhsingian283.3 - 251.902North Korea Chiropteris sp. 1 (30250)
Kungurian - Lopingian283.3 - 251.902North Korea Chiropteris sp. 1 (30248) Thinnfeldia sp. 1, Chiropteris sp. 1 (30252)
Roadian - Wordian274.4 - 264.28China (Henan) Chiropteris sp. 1 (29954)
Roadian - Wordian274.4 - 264.28China (Shanxi) Chiropteris sp. 1 (29874)
Wordian - Capitanian266.9 - 259.51South Korea Chiropteris sp. 1 (30268)
Wordian - Lopingian266.9 - 251.902India (Madhya Pradesh) Rewaphyllum nidpurensis, Rugapites spherica, Rugaspermum insigne, Rugaspermum media, Rugaspermum obscura, Rugatheca nidpurensis (30173)
Capitanian - Wuchiapingian264.28 - 254.14China (Shaanxi) Chiropteris sp. 1 (29868 29870)
Capitanian - Wuchiapingian264.28 - 254.14China (Hebei) Chiropteris sp. 1 (29849 29857 29861) Thinnfeldia sp. 1, Chiropteris sp. 1 (29860)
Capitanian - Wuchiapingian264.28 - 254.14Madagascar Thinnfeldia sp. 1 (30281 30284)
Capitanian - Wuchiapingian264.28 - 254.14China (Henan) Chiropteris sp. 1 (29961)
Wuchiapingian259.51 - 254.14China (Guangdong) Chiropteris sp. 1 (29825)
Lopingian259.51 - 251.902India (Chhattisgarh) Pecopteris odontopteroides (225408)
Wuchiapingian - Changhsingian259.51 - 251.902China (Jilin) Thinnfeldia sp. 1 (29826)