Regadera UFP 58, Catatumbo area, 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

• Environments range from braided/chute channels to floodplain and overbank deposits.

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 29144: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 24.03.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Monocolpopollenites
  -
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001
Retibrevitricolpites
  -
Retibrevitricolpites sp. van Hoeken-Klinkenberg 1966
Psilamonocolpites medius
  -
Psilamonocolpites medius Van der Hammen 1954
Retistephanocolpites
  -
Retistephanocolpites fossulatus n. sp. Jaramillo and Dilcher 2001
Monocotyledoneae
 Arecales - Arecaceae
Mauritiidites franciscoi van Hoeken-Klinkenberg 1964
var. franciscoi, var. minutus
 Arecales -
Longapertites proxapertitoides Van der Hammen and Garcia de Mutis 1966
var. proxapertitoides
Monocots
 Poales - Poaceae
Monoporopollenites annulatus Jaramillo and Dilcher 2001
n. comb.
Pteridopsida
  -
Laevigatosporites tibuensis Jaramillo and Dilcher 2001
n. comb.
Magnoliopsida
  -
 Myrtales - Onagraceae
Corsinipollenites undulatus Jaramillo and Dilcher 2001
n. comb.
  -
Foveotriporites hammenii González-Guzmán 1967
Horniella sp. Traverse 1955
Tetracolporopollenites
  -
? Tetracolporopollenites sp. Pflug and Thomson 1953