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Karkeniales
Taxonomy
Karkeniales was named by Doweld (2001). It is not extant.
It was assigned to Umaltolepididae by Doweld (2001); and to Ginkgoopsida by Doweld (2013).
It was assigned to Umaltolepididae by Doweld (2001); and to Ginkgoopsida by Doweld (2013).
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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. †Karkeniales Doweld 2001
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Fm. †Karkeniaceae Krassilov 1972
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G. †Karkenia Archangelsky 1965
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†Karkenia fecunda Retallack 1981
†Karkenia incurva Archangelsky 1965
G. †Kiritchkovia Doweld 2013
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†Kiritchkovia aksarinii Doweld 2013
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Invalid names: Sibiriella aksarinii Kiritchkova and Kostina 2005 [replaced]
†Kiritchkovia koltogorica Doweld 2013
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Invalid names: Sibiriella koltogorica Kiritchkova and Kostina 2005 [replaced]
Invalid names: Sibiriella Kiritchkova and Kostina 2005 [replaced]
Diagnosis
No diagnoses are available