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; gray 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 29073: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 18.03.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Retitriporites | |
Retitriporites sp. Ramanujam 1966 | |
Verrutricolporites | |
Psilastephanocolporites fissilis | |
Psilastephanocolporites fissilis Leidelmeyer 1966 | |
Psilastephanocolporites | |
Psilastephanocolporites brevicolpatus n. sp. Jaramillo and Dilcher 2001 | |
Psilabrevitricolporites | |
| |
Retibrevitricolporites | |
Retibrevitricolporites grandis n. sp., Retibrevitricolporites speciosus n. sp.
Retibrevitricolporites grandis n. sp. Jaramillo and Dilcher 2001
Retibrevitricolporites speciosus n. sp. Jaramillo and Dilcher 2001 | |
Retistephanoporites | |
Retistephanoporites minutiporus n. sp. Jaramillo and Dilcher 2001 | |
Psilamonocolpites medius | |
Psilamonocolpites medius Van der Hammen 1954 | |
Crusafontites | |
Crusafontites megagemmatus n. sp.
Crusafontites megagemmatus n. sp. Jaramillo and Dilcher 2001 | |
Multiporopollenites | |
| |
Monocolpopollenites | |
Monocolpopollenites ovatus n. sp.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001 | |
Retistephanocolpites | |
Retistephanocolpites sp. Leidelmeyer 1966
Retistephanocolpites fossulatus n. sp. Jaramillo and Dilcher 2001 | |
Retitrescolpites | |
Retitrescolpites baculatus n. sp. Jaramillo and Dilcher 2001 | |
Equisetopsida | |
Magnoliopsida | |
? Araliaceoipollenites sp., Gemmamonocolpites perfectus n. sp., Horniella sp., Striatopollis catatumbus, Clavatricolpites densiclavatus n. sp., ? Echitetracolpites sp., ? Echitetracolpites tennuiexinatus n. sp., Jandufouria minor n. sp., Foveotricolporites sp., Foveotricolporites fossulatus n. sp., Rhoipites guianensis, Rhoipites hispidus, Verrustephanoporites sp., Foveotriporites hammenii, Tetracolporites psilatus n. sp., Siltaria sp.
? Araliaceoipollenites sp. Potonié 1960
Gemmamonocolpites perfectus n. sp. Jaramillo and Dilcher 2001
Horniella sp. Traverse 1955
Striatopollis catatumbus Gonzalez-Guzman 1967
Clavatricolpites densiclavatus n. sp. Jaramillo and Dilcher 2001
? Echitetracolpites sp. Song 1993
Jandufouria minor n. sp. Jaramillo and Dilcher 2001
Foveotricolporites sp. Pierce 1961
Foveotricolporites fossulatus n. sp. Jaramillo and Dilcher 2001
Verrustephanoporites sp. Leidelmeyer 1966
Foveotriporites hammenii González-Guzmán 1967
Tetracolporites psilatus n. sp. Jaramillo and Dilcher 2001
Siltaria sp. Traverse 1955 | |
Angiospermae | |
| |
Proxapertites psilatus Sarmiento 1992
Proxapertites operculatus Van der Hammen 1956 | |
Longapertites sp., Longapertites proxapertitoides, Spinizonocolpites grandis n. sp., Arecipites regio, Mauritiidites franciscoi
Longapertites sp. van Hoeken-Klinkenberg 1964 palm
Spinizonocolpites grandis n. sp. Jaramillo and Dilcher 2001 palm | |
| |
Echitriporites variabilis n. sp. Jaramillo and Dilcher 2001 | |
Dicotyledoneae | |
Lanagiopollis crassa Frederiksen 1988 | |
| |
Angiospermae | |
Perisyncolporites pokornyi Germeraad et al. 1968 | |
Momipites sp. Wodehouse 1933 | |
Echiperiporites estelae Germeraad et al. 1968 | |
Bombacacidites fossureticulatus n. sp., Bombacacidites nacimientoensis, Bombacacidites gonzalezii, Bombacacidites brevis
Bombacacidites fossureticulatus n. sp. Jaramillo and Dilcher 2001
Bombacacidites nacimientoensis Anderson 1960
Bombacacidites gonzalezii Jaramillo and Dilcher 2001
Bombacacidites brevis Dueñas 1980 | |
Polypodiopsida | |
| |
Cicatricososporites eocenicus Jansonius and Hills 1976
Cicatricosisporites dorogensis Potonie and Gelletich 1933 | |
Pteridopsida | |
? Apiculatasporites cingulatus n. sp., ? Polypodiaceoisporites fossulatus n. sp.
? Apiculatasporites cingulatus n. sp. Jaramillo and Dilcher 2001
? Polypodiaceoisporites fossulatus n. sp. Jaramillo and Dilcher 2001 | |
Lycopsida | |
Foveotriletes sp. Van der Hammen and Potonié 1956 | |
Dinophyceae | |
Polysphaeridium subtile Davey and Williams 1966 | |
Tetracolporopollenites | |
Tetracolporopollenites sp. Pflug and Thomson 1953 | |
Retistephanocolporites | |
Retistephanocolporites festivus González-Guzmán 1967 |