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Triatriopollenites lateflexus
Taxonomy
Triatriopollenites lateflexus was named by Archangelsky (1973). It is considered to be a form taxon. Its type specimen is Holotype: p.m. 1007; coord. 32/108.9. Stored at Museo de La Plata, Paleobotanical division., a microspore (pollen grain), and it is a compression fossil. Its type locality is Cerro Bororó, which is in a Danian terrestrial horizon in Argentina.
Synonymy list
Year | Name and author |
---|---|
1973 | Triatriopollenites lateflexus Archangelsky |
2023 | Triatriopollenites lateflexus Perez Loinaze et al. |
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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.
†Triatriopollenites lateflexus Archangelsky 1973
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Diagnosis
Reference | Diagnosis | |
---|---|---|
Archangelsky 1973 | Granos oblados de contorno ecuatorial subtriangular, de lados rectos a levemente cóncavos en los mesa parias y flexuosos en el área de los poros. Poros (exoporos) subcirculares, a veces con un débil engrosamiento anular, de hasta 3 µ de diámetro; atrium desarrollado, profundo hasta 1/3 del radio, con endoporo grande, hasta 9 µ de diámetro. Exina lisa, formada por dos capas fusionadas; la capa interna llega hasta el atrium donde se adelgaza bruscamente; la capa externa psilada, en la región de los poros con estrías o pliegues radiales. |
Measurements
No measurements are available
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Source: p = phylum | |||||
Reference: Kiessling 2009 |
Age range: base of the Maastrichtian to the top of the Eocene or 72.10000 to 33.90000 Ma
Collections (32 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Campanian - Early/Lower Maastrichtian | Argentina (Mendoza) | Triatriopollenites lateflexus (168549) | |
Maastrichtian | Argentina (Santa Cruz) | Triatriopollenites lateflexus (168708 168710) | |
Maastrichtian | Argentina (Chubut) | Triatriopollenites lateflexus (149815 151446 151452 168393 168394) | |
Danian | Argentina (Buenos Aires) | Triatriopollenites lateflexus (168419 168421 168422 168425 168432 168433) | |
Danian | Argentina (Chubut) | Triatriopollenites lateflexus (136508 151453 151454 151455 151456 151457 151458 151459 151460 151461 151463 type locality: 167922 172885 172890) | |
Paleocene | Argentina (Chubut) | Triatriopollenites lateflexus (136554) | |
Eocene | Argentina (Santa Cruz) | Triatriopollenites lateflexus (144275 144285 144286) |