Regadera UFP 53, Catatumbo, Colombia (Eocene of Colombia)

Where: Colombia (7.7° N, 72.6° W: paleocoordinates 5.2° N, 61.4° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Mirador Formation, Early/Lower Eocene (55.8 - 48.6 Ma)

• 0 level is at the base of the Mirador Fm.

• bed-level stratigraphic resolution

Environment/lithology: fluvial-deltaic; sandstone 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 29080: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 18.03.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Monocolpopollenites
  -
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001
Psilamonocolpites medius
  -
Psilamonocolpites medius Van der Hammen 1954
Retibrevitricolporites
  -
Retibrevitricolporites grandis n. sp. Jaramillo and Dilcher 2001
Proxapertites
  -
Proxapertites magnus Müller et al. 1987
Pinopsida
 Pinales - Araucariaceae
Monocotyledoneae
 Arecales - Arecaceae
Mauritiidites franciscoi van Hoeken-Klinkenberg 1964
var. franciscoi, var. pachyexinatus
 Arecales -
Longapertites proxapertitoides Van der Hammen and Garcia de Mutis 1966
var. orbicularis, reticuloides
Microfoveolatosporis
  -
Pteridopsida
  -
Echinatisporis brevispinosus n. sp. Jaramillo and Dilcher 2001
Laevigatosporites tibuensis Jaramillo and Dilcher 2001
n. comb.
 Polypodiales -
Polypodiisporites echinatus n. sp. Jaramillo and Dilcher 2001
  -
? Apiculatasporites cingulatus n. sp. Jaramillo and Dilcher 2001
Magnoliopsida
  -
Clavatricolpites densiclavatus n. sp. Jaramillo and Dilcher 2001
Siltaria sp. Traverse 1955
? Albertipollenites perforatus Jaramillo and Dilcher 2001
n. comb.
Brevitricolpites microechinatus n. sp. Jaramillo and Dilcher 2001
 Gentianales - Apocynaceae
Cricotriporites guianensis Leidelmeyer 1966
Cricotriporites macroporus n. sp. Jaramillo and Dilcher 2001
 Fabales - Fabaceae
Margocolporites vanwijhei Germeraad et al. 1968
Spirosyncolpites spiralis González-Guzmán 1967
 Malvales - Bombacaceae
Bombacacidites grahamii n. sp. Jaramillo and Dilcher 2001
Bombacacidites psilatus n. sp. Jaramillo and Dilcher 2001
  -
Ladakhipollenites sp. Mathur and Jain 1980
Psilasyncolporites
  -
Psilasyncolporites sp. Leidelmeyer and González 1967