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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Monoporites annuloides
Taxonomy
Monoporites annuloides was named by González-Guzmán (1967). It is considered to be a form taxon. Its type specimen is Slide F-III-96-579 (Catatumbo) Loc: 36.5X114.6 (micr. P0-58), a seed repro (Pollen grain), and it is a 3D fossil preserving soft parts.
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Monoporites annuloides González-Guzmán p. 54 figs. Plate XVI Figs. 2-2b |
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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.
†Monoporites annuloides González-Guzmán 1967
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. E. González-Guzmán 1967 | Pollen grain monoporate, spheroidal-subspheroidal; pore P α 3b, P β 3b, P γ 1; sculpture type psilate-microverrucate. Pore about 9 μ in diameter, with annulus about 3 μ in diameter. Thickness of exine < 1 μ, ectexine about as thick as endexine. Grain probably tectate. |
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: base of the Early/Lower Eocene to the top of the Middle Eocene or 55.80000 to 37.71000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Eocene | Colombia (Norte de Santander) | Monoporites annuloides (136759) | |
| Middle Eocene | Colombia (Norte de Santander) | Monoporites annuloides (136828 136918) |