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; claystone and mudstone
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 29074: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 18.03.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Monocolpopollenites | |
Monocolpopollenites ovatus n. sp.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001 | |
Retistephanocolpites | |
Retistephanocolpites fossulatus n. sp. Jaramillo and Dilcher 2001 | |
Retistephanoporites angelicus | |
Retistephanoporites angelicus González-Guzmán 1967 | |
Retistephanoporites | |
Retistephanoporites minutiporus n. sp. Jaramillo and Dilcher 2001 | |
Retitrescolpites | |
| |
Retibrevitricolporites | |
Retibrevitricolporites grandis n. sp. Jaramillo and Dilcher 2001 | |
Psilamonocolpites medius | |
Psilamonocolpites medius Van der Hammen 1954 | |
Equisetopsida | |
Verrutricolporites | |
Dicotyledoneae | |
Lanagiopollis crassa Frederiksen 1988 | |
Angiospermae | |
Echiperiporites estelae Germeraad et al. 1968 | |
Bombacacidites brevis Dueñas 1980
Bombacacidites gonzalezii n. sp. Jaramillo and Dilcher 2001
Bombacacidites nacimientoensis Anderson 1960 | |
Spirosyncolpites spiralis González-Guzmán 1967 legume | |
Perisyncolporites pokornyi Germeraad et al. 1968 | |
Echitriporites sp. Van der Hammen 1956
Echitriporites variabilis n. sp. Jaramillo and Dilcher 2001 | |
Cricotriporites macroporus n. sp., Cricotriporites elongatoporus n. sp.
Cricotriporites macroporus n. sp. Jaramillo and Dilcher 2001 dogbane
Cricotriporites elongatoporus n. sp. Jaramillo and Dilcher 2001 dogbane | |
Proxapertites humbertoides Van der Hammen 1954 | |
Monoporopollenites annulatus Jaramillo and Dilcher 2001 grass | |
| |
Magnoliopsida | |
Tetracolporites pachyexinatus n. sp., Poloretitricolpites absolutus n. gen. n. sp., Clavatricolpites densiclavatus n. sp., ? Echitetracolpites sp., ? Echitetracolpites tennuiexinatus n. sp., Striatopollis catatumbus, Verrustephanoporites sp., Rhoipites sp., Rhoipites hispidus, Rhoipites guianensis, Siltaria sp., Jandufouria minor n. sp., Foveotriporites hammenii, Horniella sp., Ladakhipollenites rubinii, Striatricolporites sp.
Tetracolporites pachyexinatus n. sp. Jaramillo and Dilcher 2001
Poloretitricolpites absolutus n. gen. n. sp. Jaramillo and Dilcher 2001
Clavatricolpites densiclavatus n. sp. Jaramillo and Dilcher 2001
? Echitetracolpites sp. Song 1993
Striatopollis catatumbus Gonzalez-Guzman 1967
Verrustephanoporites sp. Leidelmeyer 1966
Rhoipites sp. Wodehouse 1933
Siltaria sp. Traverse 1955
Jandufouria minor n. sp. Jaramillo and Dilcher 2001
Foveotriporites hammenii González-Guzmán 1967
Horniella sp. Traverse 1955
Striatricolporites sp. Leidelmeyer 1966 | |
Polypodiopsida | |
| |
Cicatricososporites decussatus n. sp., Cicatricososporites eocenicus, Cicatricosisporites dorogensis
Cicatricososporites decussatus n. sp. Jaramillo and Dilcher 2001
Cicatricososporites eocenicus Jansonius and Hills 1976
Cicatricosisporites dorogensis Potonie and Gelletich 1933 | |
Pteridopsida | |
? Polypodiaceoisporites fossulatus n. sp., Echinatisporis brevispinosus, Kirchheimerisporites tenuiradiatus n. sp.
? Polypodiaceoisporites fossulatus n. sp. Jaramillo and Dilcher 2001
Echinatisporis brevispinosus Jaramillo and Dilcher 2001
Kirchheimerisporites tenuiradiatus n. sp. Jaramillo and Dilcher 2001 | |
Tuberositriletes | |
Tuberositriletes verrucatus n. sp.
Tuberositriletes verrucatus n. sp. Jaramillo and Dilcher 2001 | |
Retistephanocolporites | |
Tetracolporopollenites | |
| |
Polysphaeridium subtile Davey and Williams 1966 |