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Pteridospermaexylon
Taxonomy
Pteridospermaexylon was named by Greguss (1952). It is not extant. Its type is Pteridospermaexylon theresiae.
It was assigned to Gymnospermophyta by Andrews (1970).
It was assigned to Gymnospermophyta by Andrews (1970).
Species
P. theresiae (type species)
Synonymy list
Year | Name and author |
---|---|
1952 | Pteridospermaexylon Greguss |
1970 | Pteridospermaexylon Andrews |
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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.
G. †Pteridospermaexylon Greguss 1952
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†Pteridospermaexylon theresiae Greguss 1952
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Collections
No collection or age range data are available