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Pteridospermaexylon theresiae

Taxonomy
Pteridospermaexylon theresiae was named by Greguss (1952). It is not extant. It is the type species of Pteridospermaexylon.

Synonymy list
YearName and author
1952Pteridospermaexylon theresiae Greguss

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RankNameAuthor
kingdomPlantae
subkingdomViridiplantaeCavalier-Smith 1981
—Streptophyta(Jeffrey 1971)
superphylumEmbryophyta()
—Tracheophyta(Sinnott 1935)
subphylumEuphyllophytina
RankNameAuthor
—Radiatopses
—Lignophytia
—Spermatophytata
phylumGymnospermae
genusPteridospermaexylonGreguss 1952
speciestheresiaeGreguss 1952

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Diet: "photoautotroph"superp
Created: 2026-03-30 14:38:16
Modified: 2026-03-30 19:38:16
Source: superp = superphylum
Reference: Kenrick and Crane 1997
Collections
No collection or age range data are available