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Retibrevitricolpites catatumbus
Taxonomy
Retibrevitricolpites catatumbus was named by González-Guzmán (1967). It is considered to be a form taxon. Its type specimen is Slide F-III-20-564 (Catatumbo). Loc: 26.5X112.7 (micr. P0-58), a seed repro (Pollen grain), and it is a 3D fossil preserving soft parts.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Retibrevitricolpites catatumbus González-Guzmán p. 36 figs. Plate XII Figs. 8-8b |
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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.
†Retibrevitricolpites catatumbus González-Guzmán 1967
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. E. González-Guzmán 1967 | Pollen grain tricolpate to tricolporate, subspheroidal; furrow C α 1, C β 2, C γ 1; sculpture type per-reticulate (maximum diameter of lumina 0.5 μ). Polar area extensive (about 12μ). Thickness of exine about 1μ; wall semitectate. Ectexine thicker than endexine. Muri simplibaculate. 'Costae transversales' and 'costae colpi' present. |
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| Pollen grain diameter | 1 | 0.016 |
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 (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Eocene | Colombia (Norte de Santander) | Retibrevitricolpites catatumbus (136756 136759) | |
| Middle Eocene | Colombia (Norte de Santander) | Retibrevitricolpites catatumbus (136828 136918) |