Where: Colombia (7.3° N, 73.3° W: paleocoordinates 4.8° N, 64.8° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: La Paz Formation, Middle Eocene (47.8 - 37.7 Ma)
• 0 level is at the base of the La Paz Fm.
• 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 29158: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 24.03.2003, edited by Carlos Jaramillo
Creative Commons license: CC BY (attribution)
Taxonomic list
Magnoliopsida | |
Foveotriporites hammenii, Periretisyncolpites giganteus, Duplotriporites ariani, Brevitricolpites microechinatus n. sp.
Foveotriporites hammenii González-Guzmán 1967
Periretisyncolpites giganteus Kieser and Jan du Chene 1979
Duplotriporites ariani Sarmiento 1992
Brevitricolpites microechinatus n. sp. Jaramillo and Dilcher 2001 | |
Angiospermae | |
Spirosyncolpites spiralis González-Guzmán 1967 legume | |
Bombacacidites psilatus n. sp.
Bombacacidites psilatus n. sp. Jaramillo and Dilcher 2001 | |
Racemonocolpites facilis González-Guzmán 1967 palm
Spinizonocolpites cf. baculatus Muller 1968 palm | |
Pteridopsida | |
Apiculatasporites obscurus n. sp. Jaramillo and Dilcher 2001
? Polypodiaceoisporites fossulatus n. sp. Jaramillo and Dilcher 2001
Pteridacidites sp. Sah 1967 | |
Polypodiopsida | |
| |
Polypodiisporites sp. Potonié 1931
Polypodiisporites aff. inangahuensis Pocknall and Mildenhall 1984 | |
Tuberositriletes | |
Tuberositriletes verrucatus n. sp.
Tuberositriletes verrucatus n. sp. Jaramillo and Dilcher 2001 | |
Retitriporites | |
Retitriporites poricostatus n. sp.
Retitriporites poricostatus n. sp. Jaramillo and Dilcher 2001 | |
Monocolpopollenites | |
Monocolpopollenites ovatus n. sp.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001 | |
Retistephanoporites | |
Retistephanoporites sp. González-Guzmán 1967 | |
Equisetopsida | |
Tetracolporopollenites | |
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