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Progymnospermopsida

Progymnospermopsida

Taxonomy
Progymnospermopsida was named by Lang (1925). It is not extant.

It was assigned to Tracheophyta by Andrews (1970).

Subtaxa
Cairoa, Praeramunculus, Tetraxylopteris
Entered
by H. Sims on 2012-11-08

Synonymy list
YearName and author
1925Progymnospermopsida Lang
1970Progymnospermopsida Andrews

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RankNameAuthor
kingdomPlantae
subkingdomViridiplantaeCavalier-Smith 1981
—Streptophyta(Jeffrey 1971)
superphylumEmbryophyta()
RankNameAuthor
—Tracheophyta(Sinnott 1935)
classProgymnospermopsidaLang 1925
classProgymnospermopsidaLang 1925

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.

Cl. †Progymnospermopsida Lang 1925
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G. †Cairoa Matten 1973
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†Cairoa lamanekii Matten 1973
G. †Praeramunculus Anderson and Anderson 1985
G. †Tetraxylopteris Beck 1957
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Diagnosis
No diagnoses are available