Where: Colombia (4.9° N, 73.0° W: paleocoordinates 2.4° N, 64.5° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: San Fernando Formation, Middle Eocene (47.8 - 37.7 Ma)
• bed-level stratigraphic resolution
Environment/lithology: fluvial-deltaic; green claystone
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 29076: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 18.03.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Lycopodiopsida | |
Retitriletes sp. Pierce 1961 clubmoss | |
Magnoliopsida | |
Foveotricolporites rugulatus n. sp., Tetracolporites psilatus n. sp., Rhoipites guianensis, Rhoipites cienagensis, Siltaria sp., Striatopollis catatumbus, ? Echitetracolpites tennuiexinatus n. sp., Brevitricolpites macroexinatus n. sp.
Foveotricolporites rugulatus n. sp. Jaramillo and Dilcher 2001
Tetracolporites psilatus n. sp. Jaramillo and Dilcher 2001
Siltaria sp. Traverse 1955
Striatopollis catatumbus Gonzalez-Guzman 1967
Brevitricolpites macroexinatus n. sp. Jaramillo and Dilcher 2001 | |
Dicotyledoneae | |
| |
Lanagiopollis crassa Frederiksen 1988 | |
Angiospermae | |
Perisyncolporites pokornyi Germeraad et al. 1968 | |
Nothofagidites huertasii n. sp.
Nothofagidites huertasii n. sp. Jaramillo and Dilcher 2001 | |
Spirosyncolpites spiralis González-Guzmán 1967 legume | |
Echiperiporites estelae Germeraad et al. 1968 | |
Bombacacidites brevis Dueñas 1980 | |
| |
Cricotriporites macroporus n. sp.
Cricotriporites macroporus n. sp. Jaramillo and Dilcher 2001 dogbane | |
| |
Racemonocolpites facilis González-Guzmán 1967 palm | |
Pteridopsida | |
Apiculatasporites obscurus n. sp., Clavatisporites densiclavatus n. sp., Osmundacidites minor n. sp.
Apiculatasporites obscurus n. sp. Jaramillo and Dilcher 2001
Osmundacidites minor n. sp. Jaramillo and Dilcher 2001 | |
Polypodiopsida | |
| |
Cicatricosisporites dorogensis Potonie and Gelletich 1933 | |
Monocolpopollenites | |
Monocolpopollenites ovatus n. sp.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001 | |
Retitrescolpites | |
| |
Psilamonocolpites medius | |
Psilamonocolpites medius Van der Hammen 1954 | |
Retistephanoporites | |
Retistephanocolpites | |
Retistephanocolpites fossulatus n. sp. Jaramillo and Dilcher 2001 | |
Retibrevitricolporites | |
Retibrevitricolporites grandis n. sp. Jaramillo and Dilcher 2001 | |
Equisetopsida | |
Verrutricolporites | |
Tetracolporopollenites | |
| |
Retistephanocolporites | |
Retistephanocolporites festivus González-Guzmán 1967 |