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Sewardia

Taxonomy
Sewardia was named by Zeiller (1900). It is not extant. Its type is Sewardia latifolia.

It was assigned to Cycadophyta by Andrews (1970).

Species
S. latifolia (syn. Withamia saportae) (type species)

Synonyms
  • Withamia was named by Seward (1895). It is not extant.

    It was replaced with Sewardia by Zeiller (1900).
Synonymy list
YearName and author
1895Withamia Seward
1900Sewardia Zeiller
1970Sewardia Andrews

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RankNameAuthor
kingdomPlantae
subkingdomEmbryophyta
RankNameAuthor
phylumCycadophytaBessey 1907
genusSewardiaZeiller 1900

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. †Sewardia Zeiller 1900
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†Sewardia latifolia Zeiller 1900
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Invalid names: Withamia saportae Seward 1895 [replaced]
Invalid names: Withamia Seward 1895 [replaced]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: Ladinian or 242.00000 to 237.00000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Middle Triassic247.2 - 237.0Brazil (Rio Grande do Sul) S. sp. 1 (29475)
Ladinian242.0 - 237.0Brazil (Rio Grande do Sul) S. sp. (116119)