Pinalerita UFP 34, Llanos foothills, COlombia: Middle Eocene, Colombia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Equisetopsida
- Araucariaceae
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Cyclusphaera scabrata microspore
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1 specimen | |||||||||
unclassified
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Retibrevitricolporites grandis n. sp. microspore
Jaramillo and Dilcher 2001
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2 specimens | |||||||||
Retisyncolporites sp. microspore
González-Guzmán 1967
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1 specimen | |||||||||
Psilamonocolpites medius microspore
Van der Hammen 1954
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3 specimens | |||||||||
Foveotricolpites sp. microspore
Pierce 1961
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1 specimen | |||||||||
Verrutricolpites sp. microspore
Pierce 1961
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1 specimen | |||||||||
Monocolpopollenites ovatus n. sp. microspore
Jaramillo and Dilcher 2001
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4 specimens | |||||||||
Retitrescolpites baculatus n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
Retitrescolpites magnus n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
? Retitrescolpites irregularis microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
n. comb. | ||||||||||
Psilastephanocolporites brevicolpatus n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
Multiporopollenites pauciporatus n. sp. microspore
Jaramillo and Dilcher 2001
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6 specimens | |||||||||
Striatocolporites sp. microspore
Van der Hammen
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1 specimen | |||||||||
Tuberositriletes verrucatus n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
(1 measurement) | ||||||||||
Pteridopsida
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Echinatisporis brevispinosus n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
Polypodiopsida
- Polypodiales
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Polypodiisporites aff. specious microspore
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1 specimen | |||||||||
Polypodiopsida
- Schizaeales
- Schizaeaceae
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Cicatricosisporites dorogensis microspore
Potonie and Gelletich 1933
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12 specimens | |||||||||
species and subs. minor forv. rugulatearis | ||||||||||
Polypodiopsida
- Polypodiaceae
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Laevigatosporites tibuensis microspore
Jaramillo and Dilcher 2001
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22 specimens | |||||||||
n. comb. | ||||||||||
Angiospermae
- Malvales
- Bombacaceae
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Bombacacidites nacimientoensis microspore
Anderson 1960
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1 specimen | |||||||||
Angiospermae
- Malpighiales
- Malpighiaceae
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Perisyncolporites pokornyi microspore
Germeraad et al. 1968
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6 specimens | |||||||||
Angiospermae
- Fabales
- Fabaceae
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Spirosyncolpites spiralis microspore
González-Guzmán 1967
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3 specimens | |||||||||
Angiospermae
- Ericales
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Lanagiopollis crassa microspore
Frederiksen 1988
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31 specimens | |||||||||
Angiospermae
- Myrtales
- Onagraceae
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Corsinipollenites undulatus microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
Angiospermae
- Gunnerales
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Tricolpites clarensis microspore
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1 specimen | |||||||||
n. comb. | ||||||||||
Angiospermae
- Proteales
- Proteaceae
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Propylipollis pseudocostatus n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
Echitriporites variabilis n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
Echitriporites trianguliformis microspore
van Hoeken-Klinkenberg 1964
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6 specimens | |||||||||
var. orbicularis | ||||||||||
Angiospermae
- Araceae
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Proxapertites humbertoides microspore
Van der Hammen 1954
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1 specimen | |||||||||
Proxapertites psilatus microspore
Sarmiento 1992
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1 specimen | |||||||||
Proxapertites operculatus microspore
Van der Hammen 1956
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1 specimen | |||||||||
Angiospermae
- Arecaceae
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Racemonocolpites facilis microspore
González-Guzmán 1967
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1 specimen | |||||||||
Spinizonocolpites grandis n. sp. microspore
Jaramillo and Dilcher 2001
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20 specimens | |||||||||
Mauritiidites franciscoi microspore
van Hoeken-Klinkenberg 1964
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10 specimens | |||||||||
var. franciscoi and var. minutus | ||||||||||
Angiospermae
- Poales
- Poaceae
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Monoporopollenites annulatus microspore
(Jaramillo and Dilcher 2001)
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1 specimen | |||||||||
original and current combination Monoporites annulatus | ||||||||||
n. comb. | ||||||||||
Magnoliopsida
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Foveotriporites hammenii microspore
González-Guzmán 1967
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12 specimens | |||||||||
Clavatricolpites densiclavatus microspore
Jaramillo and Dilcher 2001
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3 specimens | |||||||||
Rhoipites cienagensis n. sp. microspore
Jaramillo and Dilcher 2001
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3 specimens | |||||||||
n. comb. | ||||||||||
Foveotricolporites sp. microspore
Pierce 1961
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1 specimen | |||||||||
Foveotricolporites rugulatus n. sp. microspore
Jaramillo and Dilcher 2001
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1 specimen | |||||||||
Striatopollis catatumbus microspore
Gonzalez-Guzman 1967
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2 specimens | |||||||||
Dinophyceae
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Spiniferites sp. marine palyn
Mantell 1850
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7 specimens | |||||||||
Dinophyceae
- Gonyaulacales
- Gonyaulacaceae
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Nematosphaeropsis sp. marine palyn
Deflandre and Cookson 1955
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3 specimens | |||||||||
Cordosphaeridium inodes marine palyn
Sarjeant 1981
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30 specimens | |||||||||
Achomosphaera sp. marine palyn
Evitt 1963
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6 specimens | |||||||||
unclassified
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Polysphaeridium subtile marine palyn
Davey and Williams 1966
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52 specimens | |||||||||
see common names |
Geography
Country: | Colombia |
Coordinates: | 4.9° North, 73.0° West (view map) |
Paleocoordinates: | 2.4° North, 64.5° West |
Basis of coordinate: | stated in text |
Geographic resolution: | outcrop |
Time
Period: | Paleogene | Epoch: | Eocene |
*Period: | Early/Lower Tertiary | *Epoch: | Middle Eocene |
Key time interval: | Middle Eocene | ||
Age range of interval: | 48.60000 - 37.20000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Areniscas de el Limbo | ||
Local section: | Pinalerita | Local bed: | 660.6 |
Local order: | bottom to top | ||
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | "siliciclastic" |
Includes fossils? | Y |
Environment: | fluvial-deltaic indet. |
Glacial or sequence phase: | transgressive systems tract |
Geology comments: Environments range from bed-load channels to bay-head estuarine deltas. |
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: | 28775 | ||
Authorizer: | E. Kowalski | Enterer: | E. Kowalski |
Modifier: | E. Kowalski | Research group: | paleobotany |
Created: | 2003-02-24 14:22:23 | Last modified: | 2003-02-24 16:22:36 |
Access level: | the public | Released: | 2003-02-24 14:22:23 |
Creative Commons license: | CC BY |
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] |