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 29155: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 24.03.2003
Creative Commons license: CC BY (attribution)
Taxonomic list
Polypodiopsida | |
| |
Polypodiisporites sp. Potonié 1931 | |
Angiospermae | |
Proxapertites cursus van Hoeken-Klinkenberg 1966 | |
Racemonocolpites racematus, Longapertites proxapertitoides, Spinizonocolpites aff. baculatus, Spinizonocolpites cf. baculatus, Mauritiidites franciscoi
Racemonocolpites racematus Van der Hammen 1954 palm
Longapertites proxapertitoides Van der Hammen and Garcia de Mutis 1966 palm var. proxapertitoides, var. reticuloides
Spinizonocolpites aff. baculatus Muller 1968 palm
Spinizonocolpites cf. baculatus Muller 1968 palm | |
Echitriporites variabilis n. sp.
Echitriporites variabilis n. sp. Jaramillo and Dilcher 2001 | |
Spirosyncolpites spiralis González-Guzmán 1967 legume | |
Bombacacidites psilatus n. sp.
Bombacacidites psilatus n. sp. Jaramillo and Dilcher 2001 | |
Magnoliopsida | |
Duplotriporites ariani Sarmiento 1992
Baculamonocolpites sp. Sole de Porta 1971
Striatopollis catatumbus Gonzalez-Guzman 1967 | |
Psilastephanoporites | |
Psilastephanoporites sp. Regali et al. 1974 | |
Monocolpopollenites | |
Monocolpopollenites ovatus n. sp.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001 | |
Psilamonocolpites medius | |
Psilamonocolpites medius Van der Hammen 1954 | |
Chomotriletes | |
Chomotriletes minor Pocock 1970 |