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Thorphyllum patagonica
Taxonomy
Thorphyllum patagonica was named by Cunéo and Gandolfo (2005). It is an impression. Its type locality is Arroyo Caballo Muerto-Creek, which is in an Aptian/Albian delta plain sandstone/shale in the Kachaike Formation of Argentina. It is the type species of Thorphyllum.
Synonymy list
| Year | Name and author |
|---|---|
| 2005 | Thorphyllum patagonica Cunéo and Gandolfo |
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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.
†Thorphyllum patagonica Cunéo and Gandolfo 2005
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. Cunéo and M. A. Gandolfo 2005 | Simple, notophyllous leaves, with marginal petioles. Ovate symmetrical lamina at least 11.5 cm long and 2.5 cm wide; base acute decurrent and apex acute slightly convex. Margin entire, unlobed. First vein category pinnate. Second vein category brochidodromous; space between secondaries and their angles of emergence slightly decreasing towards the base. Third vein category random reticulate and sinuous, emerging at acute to perpendicular angles, reaching the primary vein at right angles. Fourth vein category (highest) regular polygonal reticulate. Areoles well-developed, 4–5 sided. Ultimate marginal venation looped. |
Measurements
No measurements are available
No ecological data are available
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aptian - Albian | Argentina (Santa Cruz) | Thorphyllum patagonica (type locality: 150180) |