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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Osmundacidites minor
Taxonomy
Osmundacidites minor was named by Jaramillo and Dilcher (2001) [Type locality: Piñalerita Creek near Sabanalarga. PaleoDB number: 29075.
Dimension in equatorial view.
]. It is not extant. It is considered to be a form taxon. Its type specimen is UFP 45, 14.8 x 87.4, a microspore.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Osmundacidites minor Jaramillo and Dilcher p. 102 figs. plate 3, figs. 6-8 |
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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.
†Osmundacidites minor Jaramillo and Dilcher 2001
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. A. Jaramillo and D. L. Dilcher 2001 | Trilete, mid-sized (25-30 µm), amb circular, intexine 1.0 µm, laesura simple, radii long, sculpture granular, granules densely distributed. |
Measurements
| part | N | mean | s.d. | ||||
|---|---|---|---|---|---|---|---|
| microspore diameter | 4 | 0.027 | 0.002 |
No ecological data are available
Age range: Middle Eocene or 48.07000 to 37.71000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Eocene | Colombia | Osmundacidites minor (29075 29076) |