Regadera UFP 56, 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; mudstone

• 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 29142: authorized by Elizabeth Kowalski, entered by Elizabeth Kowalski on 24.03.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Magnoliopsida
  -
Foveotriporites hammenii, Striatopollis catatumbus, Clavatricolpites densiclavatus n. sp.
Foveotriporites hammenii González-Guzmán 1967
Striatopollis catatumbus Gonzalez-Guzman 1967
Clavatricolpites densiclavatus n. sp. Jaramillo and Dilcher 2001
Dicotyledoneae
 Myrtales - Onagraceae
Corsinipollenites undulatus
Corsinipollenites undulatus Jaramillo and Dilcher 2001 willowherb
n. comb.
Angiospermae
 Fabales - Fabaceae
Spirosyncolpites spiralis
Spirosyncolpites spiralis González-Guzmán 1967 legume
 Poales - Poaceae
Monoporopollenites annulatus
Monoporopollenites annulatus Jaramillo and Dilcher 2001 grass
n. comb.
 Mesangiosperms - Arecaceae
Mauritiidites franciscoi, Longapertites proxapertitoides
Mauritiidites franciscoi van Hoeken-Klinkenberg 1964 palm
var. franciscoi, var. minutus
Longapertites proxapertitoides Van der Hammen and Garcia de Mutis 1966 palm
var. proxapertitoides
 Gentianales - Apocynaceae
Cricotriporites guianensis
Cricotriporites guianensis Leidelmeyer 1966 dogbane
 Santalales - Loranthaceae
Syncolporites marginatus
Syncolporites marginatus van Hoeken-Klinkenberg 1964 mistletoe
 Proteales - Proteaceae
Echitriporites sp.
Echitriporites sp. Van der Hammen 1956
Pteridopsida
  -
Apiculatasporites cingulatus n. sp.
Apiculatasporites cingulatus n. sp. Jaramillo and Dilcher 2001
Polypodiopsida
  - Polypodiaceae
Laevigatosporites tibuensis
Laevigatosporites tibuensis Jaramillo and Dilcher 2001
n. comb.
Equisetopsida
 Pinidae - Pinidae
Cyclusphaera scabrata, Araucariacites sp.
Araucariacites sp. Cookson and Couper 1953
Retibrevitricolporites
  -
Retibrevitricolporites grandis n. sp.
Retibrevitricolporites grandis n. sp. Jaramillo and Dilcher 2001
Monocolpopollenites
  -
Monocolpopollenites ovatus n. sp.
Monocolpopollenites ovatus n. sp. Jaramillo and Dilcher 2001
Gymnospermopsida
  -
Laevigatasporites sp.
Laevigatasporites sp. Potonié and Gelletich 1933
Retistephanocolporites
  -
Retistephanocolporites festivus
Retistephanocolporites festivus González-Guzmán 1967
Tetracolporopollenites
  -
Tetracolporopollenites transversalis