Regadera UFP 56, Catatumbo area, Colombia: Early Eocene, Colombia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Retibrevitricolporites grandis n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
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Monocolpopollenites ovatus n. sp. microspore
Jaramillo and Dilcher 2001
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2 specimens | |||||||||
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Equisetopsida
- Araucariaceae
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Cyclusphaera scabrata microspore
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2 specimens | |||||||||
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Araucariacites sp. microspore
Cookson and Couper 1953
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1 specimen | |||||||||
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Gymnospermopsida
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Laevigatasporites sp. microspore
Potonié and Gelletich 1933
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1 specimen | |||||||||
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Polypodiopsida
- Polypodiaceae
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| 1 specimen | ||||||||||
| n. comb. | ||||||||||
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Pteridopsida
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Apiculatasporites cingulatus n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
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Angiospermae
- Myrtales
- Onagraceae
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| 1 specimen | ||||||||||
| n. comb. | ||||||||||
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Angiospermae
- Arecaceae
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| 1 specimen | ||||||||||
| var. proxapertitoides | ||||||||||
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Mauritiidites franciscoi microspore
van Hoeken-Klinkenberg 1964
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3 specimens | |||||||||
| var. franciscoi, var. minutus | ||||||||||
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Angiospermae
- Poales
- Poaceae
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Monoporopollenites annulatus microspore
(Jaramillo and Dilcher 2001)
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2 specimens | |||||||||
| n. comb. | ||||||||||
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Angiospermae
- Gentianales
- Apocynaceae
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Cricotriporites guianensis microspore
Leidelmeyer 1966
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3 specimens | |||||||||
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Angiospermae
- Santalales
- Loranthaceae
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| 1 specimen | ||||||||||
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Angiospermae
- Proteales
- Proteaceae
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Echitriporites sp. microspore
Van der Hammen 1956
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2 specimens | |||||||||
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Angiospermae
- Fabales
- Fabaceae
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Spirosyncolpites spiralis microspore
González-Guzmán 1967
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3 specimens | |||||||||
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Magnoliopsida
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Foveotriporites hammenii microspore
González-Guzmán 1967
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2 specimens | |||||||||
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Clavatricolpites densiclavatus n. sp. microspore
Jaramillo and Dilcher 2001
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2 specimens | |||||||||
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Striatopollis catatumbus microspore
Gonzalez-Guzman 1967
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3 specimens | |||||||||
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unclassified
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Tetracolporopollenites transversalis microspore
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1 specimen | |||||||||
| n. comb. | ||||||||||
| 1 specimen | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Colombia |
| Coordinates: | 7.7° North, 72.6° West (view map) |
| Paleocoordinates: | 6.2° North, 55.2° West (Wright 2013) |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Eocene |
| Stage: | Ypresian | 10 m.y. bin: | Cenozoic 2 |
| *Period: | Early/Lower Tertiary | *Epoch: | Early/Lower Eocene |
| Key time interval: | Early Eocene | ||
| Age range of interval: | 56 - 48.07 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Mirador | Local bed: | 99 | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: 0 level is at the base of the Mirador Fm. | |||||
Lithology and environment
| Primary lithology: | mudstone |
| Includes fossils? | Y |
| Environment: | fluvial-deltaic indet. |
| Glacial or sequence phase: | lowstand systems tract |
| Geology comments: Environments range from braided/chute channels to floodplain and overbank deposits. | |
Taphonomy
| Modes of preservation: | body,original sporopollenin |
| Size of fossils: | microfossils |
| Spatial orientation: | random |
| Preservation of anatomical detail: | excellent |
Collection methods and comments
| Collection methods: | bulk,chemical,field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 29142 | ||
| Authorizer: | E. Kowalski | Enterer: | E. Kowalski |
| Modifier: | E. Kowalski | Research group: | paleobotany |
| Created: | 2003-03-24 08:53:00 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2003-03-24 08:53:00 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 7828. | C. A. Jaramillo and D. L. Dilcher. 2001. Middle Paleogene palynology of Central Colombia, South America: A study of pollen and spores from tropical latitudes. Palaeontographica Abteilung B 258(4-6):87-213 [E. Kowalski/E. Kowalski/C. Jaramillo] |