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Echitetracolpites tenuiexinatus
Taxonomy
Echitetracolpites tenuiexinatus was named by Jaramillo and Dilcher (2001) [Type locality: Piñalerita Creek near Sabanalarga. PaleoDB number 29073.
Paratypes: UFP 41, 18.3 x 85; UFP 41, 15.7 x 104.5.
]. It is not extant. It is considered to be a form taxon. Its type specimen is UFP 43, 4.7 x 94.5, a microspore (Pollen grain). Its type locality is Pinalerita UFP 41, Llanos foothills, Colombia, which is in an Eocene fluvial-deltaic sandstone/mudstone in the Areniscas de el Limbo Formation of Colombia.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Echitetracolpites tenuiexinatus Jaramillo and Dilcher p. 123 figs. plate 9, figs. 17-19 |
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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.
†Echitetracolpites tenuiexinatus Jaramillo and Dilcher 2001
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. A. Jaramillo and D. L. Dilcher 2001 | Stephanocolporate, mid-sized (35-50 µm), colpi very short, echinate, two groups of spines: long (1.0-2 µm), and short (0.5- <1.0 µm), surface interspines micropitted. |
Measurements
No measurements are available
No ecological data are available
Age range: Middle Eocene or 47.80000 to 37.71000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Eocene | Colombia | Echitetracolpites tenuiexinatus (type locality: 28865) |