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Polypodiisporites echinatus
Taxonomy
Polypodiisporites echinatus was named by Jaramillo and Dilcher (2001) [Type locality: Piñalerita Creek near Sabanalarga. PaleoDB number 28439.
Dimensions in polar view.
]. It is not extant. It is considered to be a form taxon. Its type specimen is UFP 11, 15.5 x 108.5, a microspore.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Polypodiisporites echinatus Jaramillo and Dilcher p. 103 figs. plate 3, figs. 13-15 |
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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.
†Polypodiisporites echinatus Jaramillo and Dilcher 2001
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. A. Jaramillo and D. L. Dilcher 2001 | Monolete, plane-convex, mid-sized (30-43 µm), equinate, spines 4-8 µm wide, 2-5 µm long, 2-5 µm apart, shaped irregularly.
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Measurements
| part | N | mean | s.d. | ||||
|---|---|---|---|---|---|---|---|
| microspore height | 9 | 0.029 | 0.004 |
No ecological data are available
Age range: base of the Late/Upper Paleocene to the top of the Early/Lower Eocene or 59.24000 to 48.07000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Paleocene | Colombia | Polypodiisporites echinatus (28439) | |
| Early/Lower Eocene | Colombia | Polypodiisporites echinatus (29080 29143 29151) |