Regadera UFP 53, Catatumbo, Colombia: Early/Lower Eocene, Colombia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Microfoveolatosporis skottsbergii microspore Srivastava 1971
1 specimen
Polypodiopsida - Polypodiaceae
Laevigatosporites tibuensis microspore Jaramillo and Dilcher 2001
3 specimens
n. comb.
Polypodiopsida - Polypodiales
Polypodiisporites echinatus n. sp. microspore Jaramillo and Dilcher 2001
11 specimens
Pteridopsida
? Apiculatasporites cingulatus n. sp. microspore Jaramillo and Dilcher 2001
3 specimens
Echinatisporis brevispinosus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Angiospermae - Araceae
Proxapertites magnus microspore Müller et al. 1987
1 specimen
Angiospermae - Arecaceae
Longapertites proxapertitoides microspore Van der Hammen and Garcia de Mutis 1966
170 specimens
var. orbicularis, reticuloides
Mauritiidites franciscoi microspore van Hoeken-Klinkenberg 1964
5 specimens
var. franciscoi, var. pachyexinatus
Angiospermae - Gentianales - Apocynaceae
Cricotriporites guianensis microspore Leidelmeyer 1966
2 specimens
Cricotriporites macroporus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Angiospermae - Fabales - Fabaceae
Spirosyncolpites spiralis microspore González-Guzmán 1967
11 specimens
Margocolporites vanwijhei microspore Germeraad et al. 1968
7 specimens
Angiospermae - Malvales - Bombacaceae
Bombacacidites psilatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Bombacacidites grahamii n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Magnoliopsida
Clavatricolpites densiclavatus n. sp. microspore Jaramillo and Dilcher 2001
7 specimens
Ulmoideipites krempii microspore
12 specimens
? Albertipollenites perforatus microspore Jaramillo and Dilcher 2001
1 specimen
n. comb.
Ladakhipollenites sp. microspore Mathur and Jain 1980
1 specimen
Siltaria sp. microspore Traverse 1955
1 specimen
? Striatopollis tennuistriatus n. sp. microspore
2 specimens
Brevitricolpites microechinatus n. sp. microspore Jaramillo and Dilcher 2001
2 specimens
Equisetopsida - Araucariaceae
Cyclusphaera scabrata microspore
1 specimen
unclassified
Retibrevitricolporites grandis n. sp. microspore Jaramillo and Dilcher 2001
10 specimens
Monocolpopollenites ovatus n. sp. microspore Jaramillo and Dilcher 2001
7 specimens
Psilamonocolpites medius microspore Van der Hammen 1954
14 specimens
Psilasyncolporites sp. microspore Leidelmeyer and González 1967
1 specimen
see common names

Geography
Country:Colombia
Coordinates: 7.7° North, 72.6° West (view map)
Paleocoordinates:5.2° North, 61.4° West
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period:Paleogene Epoch:Eocene
Stage:Ypresian 10 m.y. bin:Cenozoic 2
*Period:Early/Lower Tertiary *Epoch:Early/Lower Eocene
Key time interval:Early/Lower Eocene
Age range of interval:56.00000 - 47.80000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Mirador Local bed:31.2
Local order:bottom to top
Stratigraphic resolution:bed
Stratigraphy comments: 0 level is at the base of the Mirador Fm.
Lithology and environment
Primary lithology: sandstone
Secondary lithology: mudstone
Includes fossils?Y
Environment:fluvial-deltaic indet.
Glacial or sequence phase:lowstand systems tract
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:29080
Authorizer:E. Kowalski Enterer:E. Kowalski
Modifier:E. Kowalski Research group:paleobotany
Created:2003-03-18 14:16:31 Last modified:2003-03-24 10:46:51
Access level:the public Released:2003-03-18 14:16:31
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]