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Protophyllum quadratum

Taxonomy
Pterospermites quadratus was named by Lesquereux (1871). It is not extant.

It was recombined as Protophyllum quadratum by Lesquereux (1874) and Knowlton (1919).

Synonymy list
YearName and author
1871Pterospermites quadratus Lesquereux
1874Protophyllum quadratum Lesquereux
1919Protophyllum quadratum Knowlton

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RankNameAuthor
kingdomPlantae
genusProtophyllumLesquereux 1874
RankNameAuthor
speciesquadratum(Lesquereux 1871)

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.

†Protophyllum quadratum Lesquereux 1871
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Collections
No collection or age range data are available