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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Gemmamonocolpites amicus
Taxonomy
Gemmamonocolpites amicus was named by González-Guzmán (1967). It is considered to be a form taxon. Its type specimen is Slide F-III-9-582 (Catatumbo). Loc: 110.8X41.5 (micr. P0-58), a seed repro (Pollen grain), and it is a 3D fossil preserving soft parts.
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Gemmamonocolpites amicus González-Guzmán p. 48 figs. Plate XXVI Figs. 3-3b |
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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.
†Gemmamonocolpites amicus González-Guzmán 1967
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. E. González-Guzmán 1967 | Pollen grain monocolpate, globular to oval; furrow C α 1, C β 2, C γ 1; sculpture type gemmate (gemmae 1.4-3.8 μ long). Sometimes bases of gemmae intruding into the endexine. Thickness of exine (excl. of gemmae) about 1 μ. Columellae distinct, forming a reticulate pattern. Columellae about 0.5 μ long; diameter of lumina 0.5 μ. Wall semitectate; ectexine thicker than endexine. |
Measurements
No measurements are available
No ecological data are available
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) | Gemmamonocolpites amicus (136756 136759) | |
| Middle Eocene | Colombia (Norte de Santander) | Gemmamonocolpites amicus (136828) |