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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Isoetophyta
Taxonomy
Isoetophyta was named by Doweld (2001). It is extant.
It was assigned to Lycopodiobiotina by Doweld (2001).
It was assigned to Lycopodiobiotina by Doweld (2001).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Isoetophyta Doweld |
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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.
Ph. Isoetophyta Doweld 2001
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Subph. Isoetophytina Doweld 2001
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Cl. †Lepidocarpopsida Doweld 2001
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Or. †Jurinodendrales Doweld 2001
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Fm. †Jurinodendraceae Doweld 2001
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G. †Jurinodendron Doweld 2001
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Invalid names: Cyclostigma Baily 1861 [objective synonym], Cyclostigma Haughton 1860 [replaced]
Subph. Selaginellophytina Doweld 2001
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range
Maximum range based only on fossils: base of the Late/Upper Famennian to the top of the Pennsylvanian or 365.20000 to 298.90000 Ma
Minimum age of oldest fossil (stem group age): 358.86 Ma
Minimum age of oldest fossil (stem group age): 358.86 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Famennian | Belgium (Namur) | Cyclostigma brevifolium (32272) | |
| Mississippian | India (Himachal Pradesh) | Cyclostigma ungeri (224624) | |
| Mississippian | India (Jammu & Kashmir) | Cyclostigma pacifica (229235 229236) Cyclostigma pacifica, Cyclostigma indica (229234) | |
| Visean | Peru | Cyclostigma pacifica (34126) | |
| Pennsylvanian | India (Jammu & Kashmir) | Cyclostigma ungeri (229368) |