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Liliacidites regularis
Taxonomy
Liliacidites regularis was named by Archangelsky (1973). It is considered to be a form taxon. Its type specimen is Holotype: p.m. 967; coord. 46.5/93.1. Stored at Museo de La Plata, Paleobotanical division., a microspore (Pollen grain), and it is a compression preserving soft parts. Its type locality is Bajada de Hansen, which is in a Paleocene terrestrial shale in Argentina.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1973 | Liliacidites regularis Archangelsky |
1986 | Liliacidites regularis Archangelsky and Zamaloa |
2016 | Liliacidites regularis Vallati et al. p. 498 |
2020 | Liliacidites regularis Vallati et al. p. 5 |
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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.
†Liliacidites regularis Archangelsky 1973
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Diagnosis
Reference | Diagnosis | |
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S. Archangelsky 1973 | Grano monocolpado de contorno ecuatorial ovalado a subcircular y de extremos redondeados, en vista ecuatorial biconvexo. Colpo 3/4 a 4/5 del diámetro ecuatorial mayor, de márgenes lisos. Exina reticulada, hasta 2 µ de espesor; capa basal más delgada (0.5 µ); columelas delicadas, clavuladas, fusionadas apicalmente formando
un retículo de muros delgados que delimitan aréolas poligonales,de 1.5-2 µ, levemente mayores en la cara proximal y menores en los extremos. |
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 Early/Lower Paleocene or 72.10000 to 61.70000 Ma
Collections (14 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Cretaceous - Early/Lower Paleocene | Argentina (Chubut) | Liliacidites regularis (195707) | |
Coniacian - Maastrichtian | Argentina (Chubut) | Liliacidites regularis (233992) | |
Maastrichtian | Argentina (Santa Cruz) | Liliacidites regularis (168708 168710) | |
Maastrichtian | Argentina (Chubut) | Liliacidites regularis (31653 149815 151446 151452 199410) | |
Danian | Argentina (Chubut) | Liliacidites regularis (136505 152264 167921) | |
Paleocene | Argentina (Chubut) | Liliacidites regularis (136506 type locality: 136554) |