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Rhoipites hispidus
Taxonomy
Rhoipites hispidus was named by Jaramillo and Dilcher (2001) [n. comb.]. It is not extant. It is considered to be a form taxon. Its type specimen is UFP 40, 17.6 x 105, a microspore (Pollen grain).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Retitricolporites hispidus Van der Hammen and Wijmstra |
| 1967 | Retitricolporites hispidus González-Guzmán |
| 2001 | Rhoipites hispidus Jaramillo and Dilcher p. 158 figs. Plate 18, Fig. 19 |
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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.
†Rhoipites hispidus Jaramillo and Dilcher 2001
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Invalid names: Retitricolporites hispidus Van der Hammen and Wijmstra 1964 [replaced]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. E. González-Guzmán 1967 (Retitricolporites hispidus) | Pollen grain tricolporate, prolate; furrow C α 1, C β 3, C 𝝲 2, pore P α 1, P β 3, P 𝝲 3; sculpture type reticulate (-foveolate), diameter of lumina < 1 µ. Thickness of exine ± 2 µ. Wall semitectate. Very distinct costae pori and costae colpi present. | |
| C. A. Jaramillo and D. L. Dilcher 2001 | Retitricolporate, mid-sized (22-36 µm), prolate, exine thick (2 µm), pores and colpi costate, lumina < 1.0 µm. |
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| Pollen grain diameter | 1 | 0.029 |
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 (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Eocene | Colombia (Norte de Santander) | Retitricolporites hispidus (136756 136759) | |
| Middle Eocene | Colombia (Norte de Santander) | Retitricolporites hispidus (136828) | |
| Middle Eocene | Colombia | Rhoipites hispidus (28864 28865 28866 29073 29074 29079) |