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
Pteridopsida | |
Apiculatasporites obscurus n. sp. Jaramillo and Dilcher 2001
Pteridacidites sp. Sah 1967
? Polypodiaceoisporites fossulatus n. sp. Jaramillo and Dilcher 2001 | |
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 | |
Magnoliopsida | |
Duplotriporites ariani, Periretisyncolpites giganteus, Brevitricolpites microechinatus n. sp., Foveotriporites hammenii
Duplotriporites ariani Sarmiento 1992
Periretisyncolpites giganteus Kieser and Jan du Chene 1979
Brevitricolpites microechinatus n. sp. Jaramillo and Dilcher 2001
Foveotriporites hammenii González-Guzmán 1967 | |
Angiospermae | |
Spinizonocolpites cf. baculatus Muller 1968 palm
Racemonocolpites facilis González-Guzmán 1967 palm | |
Spirosyncolpites spiralis González-Guzmán 1967 legume | |
Bombacacidites psilatus n. sp.
Bombacacidites psilatus 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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