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 (47.8 - 37.7 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

Show authors, comments, and common names
Retitriporites
  -
Retitriporites sp.
Retitriporites sp. Ramanujam 1966
Magnoliopsida
  -
? Rhoipites sp., Rhoipites cienagensis, Rhoipites guianensis, Gemmamonocolpites gemmatus n. sp., Clavatricolpites densiclavatus n. sp., Ladakhipollenites simplex, Tetracolporites pachyexinatus n. sp., Siltaria sp.
? Rhoipites sp. Wodehouse 1933
Rhoipites cienagensis Jaramillo and Dilcher 2001
n. comb.
Rhoipites guianensis Jaramillo and Dilcher 2001
n. comb.
Gemmamonocolpites gemmatus n. sp. Van der Hammen and Garcia 1966
Clavatricolpites densiclavatus n. sp. Jaramillo and Dilcher 2001
Ladakhipollenites simplex Jaramillo and Dilcher 2001
Tetracolporites pachyexinatus n. sp. Jaramillo and Dilcher 2001
Siltaria sp. Traverse 1955
Dicotyledoneae
 Ericales -
Lanagiopollis crassa
Lanagiopollis crassa Frederiksen 1988
Angiospermae
 Malpighiales - Malpighiaceae
Perisyncolporites pokornyi
Perisyncolporites pokornyi Germeraad et al. 1968
 Malvales - Bombacaceae
Bombacacidites brevis, Bombacacidites nacimientoensis, Bombacacidites fossureticulatus n. sp.
Bombacacidites brevis Dueñas 1980
Bombacacidites fossureticulatus n. sp. Jaramillo and Dilcher 2001
 Poales - Poaceae
Monoporopollenites annulatus
Monoporopollenites annulatus Jaramillo and Dilcher 2001 grass
n. comb.
 Mesangiosperms - Araceae
Proxapertites operculatus, Proxapertites cursus
Proxapertites operculatus Van der Hammen 1956
Proxapertites cursus van Hoeken-Klinkenberg 1966
 Mesangiosperms - Arecaceae
Mauritiidites franciscoi, Longapertites sp., Spinizonocolpites pachyexinatus n. sp., Spinizonocolpites breviechinatus n. sp.
Mauritiidites franciscoi van Hoeken-Klinkenberg 1964 palm
var. franciscoi, var. minutus and var. pachyexinatus
Longapertites sp. van Hoeken-Klinkenberg 1964 palm
Spinizonocolpites pachyexinatus n. sp. Jaramillo and Dilcher 2001 palm
Spinizonocolpites breviechinatus n. sp. Jaramillo and Dilcher 2001 palm
 Proteales - Proteaceae
Echitriporites trianguliformis, Echitriporites variabilis n. sp.
Echitriporites trianguliformis van Hoeken-Klinkenberg 1964
var. orbicularis
Echitriporites variabilis n. sp. Jaramillo and Dilcher 2001
Verrutricolporites
  -
Verrutricolporites reticulatus n. sp.
Polypodiopsida
 Schizaeales - Polypodiidae
Cicatricosisporites dorogensis
Cicatricosisporites dorogensis Potonie and Gelletich 1933
 Polypodiales - Polypodiidae
Polypodiisporites aff. specious
  - Polypodiaceae
Laevigatosporites tibuensis
Laevigatosporites tibuensis Jaramillo and Dilcher 2001
n. comb.
Equisetopsida
 Pinidae - Pinidae
Cyclusphaera scabrata
Retibrevitricolpites triangulatus
  -
Retibrevitricolpites triangulatus
Retibrevitricolpites triangulatus van Hoeken-Klinkenberg 1966
Retitrescolpites
  -
Retitrescolpites magnus, ? Retitrescolpites irregularis
Retitrescolpites magnus Jaramillo and Dilcher 2001
n. comb.
? Retitrescolpites irregularis Jaramillo and Dilcher 2001
n. comb.
Multiporopollenites
  -
Multiporopollenites pauciporatus n. sp.
Multiporopollenites pauciporatus n. sp. Jaramillo and Dilcher 2001
Retistephanoporites
  -
Retistephanoporites minutiporus n. sp.
Retistephanoporites minutiporus n. sp. Jaramillo and Dilcher 2001
Monocolpopollenites
  -
Monocolpopollenites ovatus n. sp.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001
Retistephanocolpites
  -
Retistephanocolpites fossulatus n. sp.
Retistephanocolpites fossulatus n. sp. Jaramillo and Dilcher 2001
Retistephanocolporites
  -
Retistephanocolporites festivus
Retistephanocolporites festivus González-Guzmán 1967
Dinophyceae
 Gonyaulacales - Areoligeraceae
Glaphyrocysta sp.
Glaphyrocysta sp. Gerlach 1961
 Gonyaulacales - Gonyaulacaceae
Lingulodinium cf. sicula, Achomosphaera sp.
Achomosphaera sp. Evitt 1963
 Gonyaulacales - Goniodomaceae
Homotryblium floripes
 Dinoflagellata -
Polysphaeridium subtile
Polysphaeridium subtile Davey and Williams 1966
Tetracolporopollenites
  -
Tetracolporopollenites transversalis