| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Stephania palaeosudamericana
Discussion
Placed within the extant clade composed of Stephania, Cissampelos and Cyclea.
Taxonomy
Stephania palaeosudamericana was named by Herrera et al. (2011). Its type specimen is CJ85-ING-1412, a seed/fruit (Endocarp), and it is an impression.
Synonymy list
| Year | Name and author |
|---|---|
| 2011 | Stephania palaeosudamericana Herrera et al. pp. 2006-2008 figs. 1-7 |
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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.
†Stephania palaeosudamericana Herrera et al. 2011
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. Herrera et al. 2011 | Endocarp thin-walled; dorsal crest broad rounded, base asymmetrical and acute; with one lateral crest on each side of the plane of symmetry; lateral crests spiny; locule cast apically positioned and with unequal and closely spaced limbs and 10 to 13 ribs; straight ventral vascular tube; endocarp with a tiny perforation in the condylar area, near the base. |
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: Thanetian or 59.20000 to 56.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Paleocene - Late/Upper Paleocene | Colombia (Guajira) | Stephania palaeosudamericana (121516) | |
| Thanetian | Colombia (Cundinamarca) | Stephania palaeosudamericana (121517) |