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Psilatricolporites salamanquensis
Taxonomy
Psilatricolporites salamanquensis was named by Archangelsky and Zamaloa (1986). It is considered to be a form taxon. Its type specimen is p. m. 1012, 35.1/97.8, a plant debris (Pollen grain), and it is a compression preserving soft parts.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1986 | Psilatricolporites salamanquensis Archangelsky and Zamaloa |
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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.
†Psilatricolporites salamanquensis Archangelsky and Zamaloa 1986
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| S. Archangelsky and M. C. Zamaloa 1986 | Grano prolado-esferoidal a subprolado. Colpos llegando cerca de los polos típicamente invaginados; poros en la capa interna de la exina, de contornos definidos, lalongados, subelípticos. Exina compuesta por dos capas, fusionadas a separadas, hasta 1.5 µm de espesor, ambas capas del mismo grosor; no se observan columelas; capa externa psilada a débilmente scabrada. |
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| Pollen grain diameter | 3 | 0.017 | 0.015 | 0.021 | 0.015 | 0.003 |
No ecological data are available
Age range: base of the Maastrichtian to the top of the Danian or 72.10000 to 61.60000 Ma
Collections (17 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Maastrichtian | Argentina (Santa Cruz) | Psilatricolporites salamanquensis (168710) | |
| Danian | Argentina (Chubut) | Psilatricolporites salamanquensis (136508 151457 151458) | |
| Danian | Argentina (Buenos Aires) | Psilatricolporites salamanquensis (168420 168421 168422 168424 168425 168427 168430 168432 168433 168541 168542) | |
| Paleocene | Argentina (Chubut) | Psilatricolporites salamanquensis (136506 136554) |