| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Symplocoipollenites microechinatus
Discussion
The epithet microechinatus refers to themicroechinate surface of the grains.
Taxonomy
Symplocoipollenites microechinatus was named by De Benedetti et al. (2023). Its type specimen is MPEF-PA 454, a microspore, and it is a 3D body fossil. Its type locality is Cerro Bosta (CBO) (Paleobotany), which is in a Maastrichtian marginal marine siltstone in the La Colonia Formation of Argentina.
Synonymy list
| Year | Name and author |
|---|---|
| 2023 | Symplocoipollenites microechinatus De Benedetti et al. p. 3 |
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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.
†Symplocoipollenites microechinatus De Benedetti et al. 2023
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. De Benedetti et al. 2023 | Pollen grain tricolporate, oblate, amb rounded triangular, sides straight or slightly concave or convex. Colpi short, pores circular to elliptic, vestibulate. Exine <1 μm thick, two layered, microechinate |
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: Maastrichtian or 72.20000 to 66.00000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cretaceous - Early/Lower Paleocene | Argentina (Chubut) | Symplocoipollenites microechinatus (195707) | |
| Maastrichtian | Argentina (Chubut) | Symplocoipollenites microechinatus (31653 type locality: 199410) |