Pinalerita UFP 39, Llanos foothills, Colombia (Eocene of Colombia)

Where: Colombia (4.9° N, 73.0° W: paleocoordinates 2.4° N, 64.5° W)

• coordinate stated in text

• outcrop-level geographic resolution

When: Areniscas de el Limbo Formation, Middle Eocene (48.6 - 37.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: fluvial-deltaic; sandstone and siliciclastic

• Environments range from bed-load channels to bay-head estuarine deltas.

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 28863: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 26.02.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Equisetopsida
 Pinidae - Pinidae
Retistephanocolpites
  -
Retistephanocolpites fossulatus n. sp. Jaramillo and Dilcher 2001
Retistephanoporites
  -
Retistephanoporites minutiporus n. sp. Jaramillo and Dilcher 2001
Monocolpopollenites
  -
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001
Retitrescolpites
  -
Retitrescolpites magnus Jaramillo and Dilcher 2001
n. comb.
? Retitrescolpites irregularis Jaramillo and Dilcher 2001
n. comb.
Retibrevitricolpites triangulatus
  -
Retibrevitricolpites triangulatus van Hoeken-Klinkenberg 1966
Multiporopollenites
  -
Multiporopollenites pauciporatus n. sp. Jaramillo and Dilcher 2001
Retitriporites
  -
Retitriporites sp. Ramanujam 1966
Verrutricolporites
  -
Polypodiopsida
 Polypodiales - Polypodiidae
 Schizaeales - Polypodiidae
Cicatricosisporites dorogensis Potonie and Gelletich 1933
  - Polypodiaceae
Laevigatosporites tibuensis Jaramillo and Dilcher 2001
n. comb.
Angiospermae
 Malvales - Bombacaceae
Bombacacidites brevis Dueñas 1980
Bombacacidites fossureticulatus n. sp. Jaramillo and Dilcher 2001
 Malpighiales - Malpighiaceae
Perisyncolporites pokornyi Germeraad et al. 1968
Dicotyledoneae
 Ericales -
Lanagiopollis crassa Frederiksen 1988
Angiospermae
 Proteales - Proteaceae
Echitriporites variabilis n. sp. Jaramillo and Dilcher 2001
Echitriporites trianguliformis van Hoeken-Klinkenberg 1964
var. orbicularis
 Mesangiosperms - Araceae
Proxapertites cursus van Hoeken-Klinkenberg 1966
Proxapertites operculatus Van der Hammen 1956
 Mesangiosperms - Arecaceae
Spinizonocolpites breviechinatus n. sp. Jaramillo and Dilcher 2001 palm
Spinizonocolpites pachyexinatus n. sp. Jaramillo and Dilcher 2001 palm
Mauritiidites franciscoi van Hoeken-Klinkenberg 1964 palm
var. franciscoi, var. minutus and var. pachyexinatus
Longapertites sp. van Hoeken-Klinkenberg 1964 palm
 Poales - Poaceae
Monoporopollenites annulatus Jaramillo and Dilcher 2001 grass
n. comb.
Magnoliopsida
  -
Gemmamonocolpites gemmatus n. sp. Van der Hammen and Garcia 1966
Ladakhipollenites simplex Jaramillo and Dilcher 2001
Tetracolporites pachyexinatus n. sp. Jaramillo and Dilcher 2001
Clavatricolpites densiclavatus n. sp. Jaramillo and Dilcher 2001
Siltaria sp. Traverse 1955
? Rhoipites sp. Wodehouse 1933
Rhoipites guianensis Jaramillo and Dilcher 2001
n. comb.
Rhoipites cienagensis Jaramillo and Dilcher 2001
n. comb.
Dinophyceae
 Gonyaulacales - Areoligeraceae
Glaphyrocysta sp. Gerlach 1961
 Gonyaulacales - Goniodomaceae
 Gonyaulacales - Gonyaulacaceae
 Dinoflagellata -
Polysphaeridium subtile Davey and Williams 1966
Tetracolporopollenites
  -
Retistephanocolporites
  -
Retistephanocolporites festivus González-Guzmán 1967