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Palaeostigma

Rhyniaceae

Taxonomy
Palaeostigma was named by Kraeusel and Dolianiti (1957). It is not extant. Its type is Palaeostigma sewardi.

It was assigned to Rhyniaceae by Edwards (1980).

Species
P. sewardi (type species)

Synonymy list
YearName and author
1957Palaeostigma Kraeusel and Dolianiti
1980Palaeostigma Edwards

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RankNameAuthor
kingdomPlantae
phylumTracheophyta(Sinnott 1935)
RankNameAuthor
familyRhyniaceaeKidston and Lang 1920
genusPalaeostigmaKraeusel and Dolianiti 1957

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. †Palaeostigma Kraeusel and Dolianiti 1957
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Palaeostigma sewardi Kraeusel and Dolianiti 1957
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: Eifelian or 393.30000 to 387.70000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Emsian - Eifelian407.6 - 387.7Brazil (Piaui) P. sp. (37128)
Eifelian393.3 - 387.7South Africa P. sewardi (35597)
Middle Devonian - Late/Upper Devonian393.3 - 358.9South Africa (Western Cape) P. gracilis (20749 20750)
Middle Devonian - Late/Upper Devonian393.3 - 358.9South Africa (Eastern Cape) P. sewardii (20725 20746) P. sewardii, P. robusta (20724)