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Sphaerostoma

Taxonomy
Sphaerostoma was named by Benson (1909). It is not extant. Its type is Sphaerostoma ovale.

It was assigned to Pteridospermophyta by Andrews (1970).

Species
S. ovale (type species)

Synonymy list
YearName and author
1909Sphaerostoma Benson
1970Sphaerostoma Andrews

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RankNameAuthor
kingdomPlantae
subkingdomEmbryophyta
RankNameAuthor
phylumPteridospermophyta
genusSphaerostomaBenson 1909

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. †Sphaerostoma Benson 1909
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†Sphaerostoma ovale Williamson 1909
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Tournaisian to the top of the Asbian or 358.86000 to 335.90000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Tournaisian358.86 - 346.7United Kingdom (Scotland) S. sp. (10673 10674 36236 36239 36240 36278)
Mississippian358.86 - 323.4United Kingdom (Scotland) S. sp. (10678)
Asbian339.9 - 335.9United Kingdom (Scotland) S. ovale (10646 35920)