Where: Colombia (4.9° N, 73.0° W: paleocoordinates 2.4° N, 64.5° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Areniscas de el Limbo Formation, Middle Eocene (48.6 - 37.2 Ma)
• bed-level stratigraphic resolution
Environment/lithology: fluvial-deltaic; siliciclastic sediments
Size class: microfossils
Preservation: original sporopollenin
Collection methods: bulk, chemical,
Primary reference: 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]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 28775: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 24.02.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Equisetopsida | |
Retisyncolporites | |
Retisyncolporites sp. González-Guzmán 1967 | |
Verrutricolpites | |
Verrutricolpites sp. Pierce 1961 | |
Psilastephanocolporites | |
Psilastephanocolporites brevicolpatus n. sp. Jaramillo and Dilcher 2001 | |
Monocolpopollenites | |
Monocolpopollenites ovatus n. sp.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001 | |
Foveotricolpites | |
Foveotricolpites sp. Pierce 1961 | |
Retibrevitricolporites | |
Retibrevitricolporites grandis n. sp. Jaramillo and Dilcher 2001 | |
Psilamonocolpites medius | |
Psilamonocolpites medius Van der Hammen 1954 | |
Retitrescolpites | |
Retitrescolpites baculatus n. sp. Jaramillo and Dilcher 2001
Retitrescolpites magnus n. sp. Jaramillo and Dilcher 2001 | |
Multiporopollenites | |
Multiporopollenites pauciporatus n. sp. Jaramillo and Dilcher 2001 | |
Striatocolporites | |
Striatocolporites sp. Van der Hammen | |
Magnoliopsida | |
Clavatricolpites densiclavatus, Foveotricolporites sp., Foveotricolporites rugulatus n. sp., Striatopollis catatumbus, Foveotriporites hammenii, Rhoipites cienagensis n. sp.
Clavatricolpites densiclavatus Jaramillo and Dilcher 2001
Foveotricolporites sp. Pierce 1961
Foveotricolporites rugulatus n. sp. Jaramillo and Dilcher 2001
Striatopollis catatumbus Gonzalez-Guzman 1967
Foveotriporites hammenii González-Guzmán 1967 | |
Dicotyledoneae | |
Lanagiopollis crassa Frederiksen 1988 | |
Corsinipollenites undulatus Jaramillo and Dilcher 2001 willowherb | |
Angiospermae | |
Propylipollis pseudocostatus n. sp., Echitriporites variabilis n. sp., Echitriporites trianguliformis
Propylipollis pseudocostatus n. sp. Jaramillo and Dilcher 2001
Echitriporites variabilis n. sp. Jaramillo and Dilcher 2001 | |
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Proxapertites operculatus Van der Hammen 1956
Proxapertites psilatus Sarmiento 1992
Proxapertites humbertoides Van der Hammen 1954 | |
Spinizonocolpites grandis n. sp. Jaramillo and Dilcher 2001 palm
Racemonocolpites facilis González-Guzmán 1967 palm | |
Spirosyncolpites spiralis González-Guzmán 1967 legume | |
Perisyncolporites pokornyi Germeraad et al. 1968 | |
Bombacacidites nacimientoensis Anderson 1960 | |
Pteridopsida | |
Echinatisporis brevispinosus n. sp.
Echinatisporis brevispinosus n. sp. Jaramillo and Dilcher 2001 | |
Tuberositriletes | |
Tuberositriletes verrucatus n. sp.
Tuberositriletes verrucatus n. sp. Jaramillo and Dilcher 2001 | |
Polypodiopsida | |
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Cicatricosisporites dorogensis Potonie and Gelletich 1933 species and subs. minor forv. rugulatearis
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Dinophyceae | |
Spiniferites sp. Mantell 1850 | |
Achomosphaera sp. Evitt 1963
Cordosphaeridium inodes Sarjeant 1981
Nematosphaeropsis sp. Deflandre and Cookson 1955 | |
Polysphaeridium subtile Davey and Williams 1966 |