Regadera UFP 64, Catatumbo area, Colombia: Middle Eocene, Colombia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Monocolpopollenites ovatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Angiospermae - Araceae
Proxapertites operculatus microspore Van der Hammen 1956
3 specimens
Angiospermae - Arecaceae
Mauritiidites franciscoi microspore van Hoeken-Klinkenberg 1964
2 specimens
var. franciscoi
Angiospermae - Fagales
Nothofagidites huertasii n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Angiospermae - Malvales - Bombacaceae
Bombacacidites foveoreticulatus n. sp. microspore Müller et al. 1987
1 specimen
Polypodiopsida - Polypodiales
Polypodiisporites aff. specious microspore
7 specimens
Polypodiopsida - Schizaeales - Schizaeaceae
Cicatricosisporites dorogensis microspore Potonie and Gelletich 1933
2 specimens
see common names

Geography
Country:Colombia
Coordinates: 7.7° North, 72.6° West (view map)
Paleocoordinates:5.2° North, 64.1° West
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period:Paleogene Epoch:Eocene
*Period:Early/Lower Tertiary *Epoch:Middle Eocene
Key time interval:Middle Eocene
Age range of interval:48.60000 - 37.20000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Mirador Local bed:263.5
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: "siliciclastic"
Includes fossils?Y
Environment:fluvial-deltaic indet.
Glacial or sequence phase:lowstand systems tract
Geology comments: Environments range from braided/chute channels to floodplain and overbank deposits.
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:29148
Authorizer:E. Kowalski Enterer:E. Kowalski
Modifier:E. Kowalski Research group:paleobotany
Created:2003-03-24 09:09:24 Last modified:2003-03-24 11:09:38
Access level:the public Released:2003-03-24 09:09:24
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]