Pinalerita UFP 46, Llanos foothills, Colombia: Middle Eocene, Colombia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
? Venezuelites distinctus n. sp. microspore
1 specimen
Zonocostites minor microspore
1 specimen
Polypodiopsida - Polypodiaceae
Laevigatosporites tibuensis microspore Jaramillo and Dilcher 2001
52 specimens
n. comb.
Polypodiopsida - Polypodiales
Polypodiisporites aff. specious microspore
12 specimens
Polypodiopsida - Schizaeales - Schizaeaceae
Cicatricosisporites dorogensis microspore Potonie and Gelletich 1933
65 specimens
Pteridopsida
Apiculatasporites obscurus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Clavatisporites densiclavatus n. sp. microspore
4 specimens
Osmundacidites minor n. sp. microspore Jaramillo and Dilcher 2001
2 specimens
Equisetopsida - Araucariaceae
Cyclusphaera scabrata microspore
6 specimens
unclassified
Retistephanoporites angelica microspore
12 specimens
Psilamonocolpites medius microspore Van der Hammen 1954
6 specimens
? Retitrescolpites irregularis microspore Jaramillo and Dilcher 2001
1 specimen
n. comb.
Retitrescolpites magnus microspore Jaramillo and Dilcher 2001
1 specimen
n. comb.
Monocolpopollenites ovatus n. sp. microspore Jaramillo and Dilcher 2001
5 specimens
Retibrevitricolporites grandis n. sp. microspore Jaramillo and Dilcher 2001
4 specimens
Retistephanocolpites fossulatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Angiospermae - Myrtales - Onagraceae
Corsinipollenites undulatus microspore Jaramillo and Dilcher 2001
1 specimen
n. comb.
Angiospermae - Ericales
Lanagiopollis crassa microspore Frederiksen 1988
3 specimens
Angiospermae - Arecaceae
Racemonocolpites facilis microspore González-Guzmán 1967
1 specimen
Mauritiidites franciscoi microspore van Hoeken-Klinkenberg 1964
5 specimens
var. franciscoi
Angiospermae - Poales - Poaceae
Monoporopollenites annulatus microspore (Jaramillo and Dilcher 2001)
1 specimen
original and current combination Monoporites annulatus
n. comb.
Angiospermae - Gentianales - Apocynaceae
Cricotriporites macroporus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Angiospermae - Proteales - Proteaceae
Echitriporites trianguliformis microspore van Hoeken-Klinkenberg 1964
2 specimens
var. orbicularis
Angiospermae - Malvales - Bombacaceae
Bombacacidites brevis microspore Dueñas 1980
7 specimens
Angiospermae - Malvales
Echiperiporites estelae microspore Germeraad et al. 1968
3 specimens
Angiospermae - Fabales - Fabaceae
Spirosyncolpites spiralis microspore González-Guzmán 1967
5 specimens
Angiospermae - Malpighiales - Malpighiaceae
Perisyncolporites pokornyi microspore Germeraad et al. 1968
14 specimens
Angiospermae - Fagales
Nothofagidites huertasii n. sp. microspore Jaramillo and Dilcher 2001
5 specimens
Magnoliopsida
Rhoipites guianensis microspore Jaramillo and Dilcher 2001
1 specimen
n. comb.
Rhoipites cienagensis microspore Jaramillo and Dilcher 2001
2 specimens
n. comb.
? Echitetracolpites tennuiexinatus n. sp. microspore
1 specimen
Striatopollis catatumbus microspore Gonzalez-Guzman 1967
3 specimens
Brevitricolpites macroexinatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Foveotricolporites rugulatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Siltaria sp. microspore Traverse 1955
1 specimen
Tetracolporites psilatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
unclassified
Verrutricolporites reticulatus n. sp. microspore
1 specimen
Lycopodiopsida - Lycopodiales
Retitriletes sp. microspore Pierce 1961
2 specimens
unclassified
Tetracolporopollenites maculosus microspore
3 specimens
n. comb.
Retistephanocolporites festivus microspore González-Guzmán 1967
3 specimens
see common names

Geography
Country:Colombia
Coordinates: 4.9° North, 73.0° West (view map)
Paleocoordinates:2.4° North, 64.5° West
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period:Paleogene Epoch:Eocene
10 m.y. bin:Cenozoic 2-3
*Period:Early/Lower Tertiary *Epoch:Middle Eocene
Key time interval:Middle Eocene
Age range of interval:47.80000 - 37.71000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:San Fernando Local bed:758.6
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:green claystone
Includes fossils?Y
Environment:fluvial-deltaic indet.
Glacial or sequence phase:highstand systems tract
Geology comments: Environments range from bed load channels to bay head estuarine deltas.
Taphonomy
Modes of preservation:body,original sporopollenin
Size of fossils:microfossils
Spatial orientation:random
Preservation of anatomical detail:excellent
Collection methods and comments
Collection methods:bulk,chemical,field collection
Reason for describing collection:biostratigraphic analysis
Metadata
Database number:29076
Authorizer:E. Kowalski Enterer:E. Kowalski
Modifier:E. Kowalski Research group:paleobotany
Created:2003-03-18 14:00:44 Last modified:2003-03-18 16:00:59
Access level:the public Released:2003-03-18 14:00:44
Creative Commons license:CC BY
Reference information

Primary reference:
7828. 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]