Pinalerita UFP 34, 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; siliciclastic sediments

• 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 28775: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 24.02.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Equisetopsida
 Pinidae - Pinidae
Retisyncolporites
  -
Retisyncolporites sp. González-Guzmán 1967
Verrutricolpites
  -
Psilastephanocolporites
  -
Psilastephanocolporites brevicolpatus n. sp. Jaramillo and Dilcher 2001
Monocolpopollenites
  -
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001
Foveotricolpites
  -
Retibrevitricolporites
  -
Retibrevitricolporites grandis n. sp. Jaramillo and Dilcher 2001
Psilamonocolpites medius
  -
Psilamonocolpites medius Van der Hammen 1954
Retitrescolpites
  -
Retitrescolpites baculatus n. sp. Jaramillo and Dilcher 2001
Retitrescolpites magnus n. sp. Jaramillo and Dilcher 2001
? Retitrescolpites irregularis Jaramillo and Dilcher 2001
n. comb.
Multiporopollenites
  -
Multiporopollenites pauciporatus n. sp. Jaramillo and Dilcher 2001
Striatocolporites
  -
Striatocolporites sp. Van der Hammen
Magnoliopsida
  -
Clavatricolpites densiclavatus Jaramillo and Dilcher 2001
Foveotricolporites rugulatus n. sp. Jaramillo and Dilcher 2001
Striatopollis catatumbus Gonzalez-Guzman 1967
Foveotriporites hammenii González-Guzmán 1967
Rhoipites cienagensis n. sp. Jaramillo and Dilcher 2001
n. comb.
Dicotyledoneae
 Ericales -
Lanagiopollis crassa Frederiksen 1988
 Myrtales - Onagraceae
Corsinipollenites undulatus Jaramillo and Dilcher 2001 willowherb
Angiospermae
 Proteales - Proteaceae
Propylipollis pseudocostatus n. sp. Jaramillo and Dilcher 2001
Echitriporites variabilis n. sp. Jaramillo and Dilcher 2001
Echitriporites trianguliformis van Hoeken-Klinkenberg 1964
var. orbicularis
 Gunnerales -
 Poales - Poaceae
Monoporopollenites annulatus Jaramillo and Dilcher 2001 grass
n. comb.
 Mesangiosperms - Araceae
Proxapertites operculatus Van der Hammen 1956
Proxapertites psilatus Sarmiento 1992
Proxapertites humbertoides Van der Hammen 1954
 Mesangiosperms - Arecaceae
Spinizonocolpites grandis n. sp. Jaramillo and Dilcher 2001 palm
Mauritiidites franciscoi van Hoeken-Klinkenberg 1964 palm
var. franciscoi and var. minutus
Racemonocolpites facilis González-Guzmán 1967 palm
 Fabales - Fabaceae
Spirosyncolpites spiralis González-Guzmán 1967 legume
 Malpighiales - Malpighiaceae
Perisyncolporites pokornyi Germeraad et al. 1968
 Malvales - Bombacaceae
Pteridopsida
  -
Echinatisporis brevispinosus n. sp. Jaramillo and Dilcher 2001
Tuberositriletes
  -
Tuberositriletes verrucatus n. sp. Jaramillo and Dilcher 2001
Polypodiopsida
  - Polypodiaceae
Laevigatosporites tibuensis Jaramillo and Dilcher 2001
n. comb.
 Polypodiales - Polypodiidae
 Schizaeales - Polypodiidae
Cicatricosisporites dorogensis Potonie and Gelletich 1933
species and subs. minor forv. rugulatearis
Dinophyceae
  -
Spiniferites sp. Mantell 1850
 Gonyaulacales - Gonyaulacaceae
Achomosphaera sp. Evitt 1963
Cordosphaeridium inodes Sarjeant 1981
Nematosphaeropsis sp. Deflandre and Cookson 1955
 Dinoflagellata -
Polysphaeridium subtile Davey and Williams 1966