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Karkenia

Ginkgoopsida - Karkeniales - Karkeniaceae

Taxonomy
Karkenia was named by Archangelsky (1965). It is not extant. Its type is Karkenia incurva.

It was assigned to Ginkgoales by Andrews (1970); and to Karkeniaceae by Retallack (1981).

Species
K. fecunda, K. incurva (type species)

Synonymy list
YearName and author
1965Karkenia Archangelsky
1970Karkenia Andrews
1981Karkenia Retallack

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RankNameAuthor
kingdomPlantae
subkingdomEmbryophyta
phylumGinkgophytaBessey 1907
classGinkgoopsidaEngler 1897
RankNameAuthor
orderKarkeniales
familyKarkeniaceaeKrassilov 1972
genusKarkeniaArchangelsky 1965

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. †Karkenia Archangelsky 1965
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†Karkenia fecunda Retallack 1981
†Karkenia incurva Archangelsky 1965
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 Oxfordian or 241.46400 to 154.80000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Ladinian241.464 - 237.0New Zealand K. fecunda (207625)
Callovian - Oxfordian165.3 - 154.8Russian Federation K. sp. 1 (30671)