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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Rogersia australis
Taxonomy
Rogersia australis was named by Cunéo and Gandolfo (2005). It is not extant. Its type locality is Arroyo Caballo Muerto-Creek, which is in an Aptian/Albian delta plain sandstone/shale in the Kachaike Formation of Argentina.
Synonymy list
| Year | Name and author |
|---|---|
| 2005 | Rogersia australis 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.
†Rogersia australis Cunéo and Gandolfo 2005
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. Cunéo and M. A. Gandolfo 2005 | Simple microphyllous leaves, elliptic and slightly symmetrical lamina. Base acute cuneate and apex acute. Margin entire. First vein category pinnate, weakly sinuous. Second vein category festooned brochidodromous, highly decurrent with irregular spacing and angles. Lacking intersecondary veins. Third vein category alternate, sinuous, exmedially ramified, emerging at acute or obtuse angles from the secondary veins. Fourth category veins regular, polygonal reticulate. Areoles well-developed, 3–4 sided. Ultimate marginal venation looped. |
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aptian - Albian | Argentina (Santa Cruz) | Rogersia australis (type locality: 150180) |