Pinalerita UFP 38, 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; gray claystone

• 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 28862: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 26.02.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

  - Polypodiaceae
Laevigatosporites tibuensis Jaramillo and Dilcher 2001
n. comb.
 Schizaeales - Polypodiidae
Cicatricosisporites dorogensis Potonie and Gelletich 1933
 Polypodiales - Polypodiidae
Foveotriletes margaritae Germeraad et al. 1968
Planisporites sp. Knox 1950
Retibrevitricolporites grandis n. sp. Jaramillo and Dilcher 2001
Retitrescolpites magnus Jaramillo and Dilcher 2001
n. comb.
Retibrevitricolpites triangulatus
Retibrevitricolpites triangulatus van Hoeken-Klinkenberg 1966
Psilamonocolpites medius
Psilamonocolpites medius Van der Hammen 1954
Psilabrevitricolporites triangularis Jaramillo and Dilcher 2001
n. comb.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001
Rhoipites guianensis Jaramillo and Dilcher 2001
n. comb.
Clavatricolpites densiclavatus n. sp. Jaramillo and Dilcher 2001
Baculamonocolpites sp. Sole de Porta 1971
Baculamonocolpites hammenii n. sp. Jaramillo and Dilcher 2001
Siltaria medius
n. comb.
 Fagales - Juglandaceae
Momipites sp. Wodehouse 1933
 Fabales - Fabaceae
Margocolporites sp. Ramanajuan 1966 legume
 Malvales - Bombacaceae
Bombacacidites fossureticulatus n. sp. Jaramillo and Dilcher 2001
 Mesangiosperms - Arecaceae
Longapertites proxapertitoides Van der Hammen and Garcia de Mutis 1966 palm
var. proxapertitoides
Spinizonocolpites grandis n. sp. Jaramillo and Dilcher 2001 palm
Mauritiidites franciscoi van Hoeken-Klinkenberg 1964 palm
var. franciscoi and var. minutus
 Poales - Poaceae
Monoporopollenites annulatus Jaramillo and Dilcher 2001 grass
n. comb.
 Mesangiosperms - Araceae
Proxapertites cursus van Hoeken-Klinkenberg 1966
 Gunnerales -
 Proteales - Proteaceae
Echitriporites trianguliformis van Hoeken-Klinkenberg 1964
var. orbicularis
Echitriporites variabilis n. sp. Jaramillo and Dilcher 2001
 Ericales -
Lanagiopollis crassa Frederiksen 1988
Chomotriletes minor Pocock 1970
 Dinoflagellata -
Polysphaeridium subtile Davey and Williams 1966
 Gonyaulacales - Goniodomaceae