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Ctenophyllum

Cycadopsida - Cycadales - Cycadaceae

Synonymy list
YearName and author
1870Ctenophyllum Schimper
1919Ctenophyllum Knowlton
1961Ctenophyllum Pineda
1970Ctenophyllum Andrews

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RankNameAuthor
kingdomPlantae
subkingdomEmbryophyta
phylumCycadophytaBessey 1907
classCycadopsidaBrongniart 1843
RankNameAuthor
orderCycadalesDumortier 1829
familyCycadaceaePersoon 1807
genusCtenophyllumSchimper 1870

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. †Ctenophyllum Schimper 1870
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Ctenophyllum angustifolium Fontaine 1896
Ctenophyllum braunianum Göppert 1844
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Invalid names: Pterophyllum decussatum Emmons 1856 [synonym], Pterophyllum spatulatum Emmons 1857 [synonym], Pterozamites abbreviatus Braun 1843 [synonym], Pterozamites obtusifolius Rogers 1843 [synonym]
Ctenophyllum densifolium Fontaine 1896
Ctenophyllum giganteum Fontaine 1883
Ctenophyllum grandifolium Fontaine 1883
Ctenophyllum latifolium Fontaine 1889
Ctenophyllum lineare Emmons 1857
Ctenophyllum pachynerve Fontaine 1905
Ctenophyllum robustum Emmons 1857
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Invalid names: Ctenophyllum emmonsi Fontaine 1883 [synonym]
Ctenophyllum taxinum Lindley and Hutton 1835
Ctenophyllum truncatum Fontaine 1883
Ctenophyllum wannerianum Fontaine 1900
Ctenophyllum wardii Fontaine 1896
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Ladinian to the top of the Late/Upper Jurassic or 242.00000 to 145.00000 Ma

Collections (19 total)


Time interval Ma Country or state Original ID and collection number
Ladinian242.0 - 237.0Germany Pterophyllum robustum (24820)
Carnian237.0 - 228.0USA (Virginia) Pterophyllum braunianum (24110 24111 24112)
Carnian237.0 - 228.0Germany (Sud-Deutsche Senke) Pterophyllum robustum (24812)
Carnian237.0 - 228.0Mexico (Sonora) C. braunianum (24005 24036 24069 24073 24074 24075 24076 142640) C. braunianum, Pterophyllum robustum (24092) Pterophyllum robustum (24033 24037)
Late/Upper Triassic237.0 - 201.3USA (North Carolina) Pterozamites decussatus (202497)
Early/Lower Jurassic201.3 - 174.1USA (Alaska) C. angustifolim (24779)
Late/Upper Jurassic163.5 - 145.0India (Andhra Pradesh) Pterophyllum braunianum (224645)