Pinalerita UFP 38, Llanos foothills, Colombia: Middle Eocene, Colombia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Lycopsida
Foveotriletes margaritae microspore Germeraad et al. 1968
1 specimen
Planisporites sp. microspore Knox 1950
3 specimens
Polypodiopsida - Schizaeales - Schizaeaceae
Cicatricosisporites dorogensis microspore Potonie and Gelletich 1933
4 specimens
Polypodiopsida - Polypodiales
Polypodiisporites aff. specious microspore
33 specimens
Polypodiopsida - Polypodiaceae
Laevigatosporites tibuensis microspore Jaramillo and Dilcher 2001
48 specimens
n. comb.
unclassified
Verrutricolporites reticulatus microspore
2 specimens
Magnoliopsida
Rhoipites guianensis microspore Jaramillo and Dilcher 2001
19 specimens
n. comb.
Baculamonocolpites sp. microspore Sole de Porta 1971
1 specimen
Baculamonocolpites hammenii n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
? Echitetracolpites sp. microspore Song 1993
1 specimen
Siltaria medius microspore
3 specimens
n. comb.
Clavatricolpites densiclavatus n. sp. microspore Jaramillo and Dilcher 2001
15 specimens
Angiospermae - Arecaceae
Spinizonocolpites grandis n. sp. microspore Jaramillo and Dilcher 2001
7 specimens
Mauritiidites franciscoi microspore van Hoeken-Klinkenberg 1964
37 specimens
var. franciscoi and var. minutus
Longapertites proxapertitoides microspore Van der Hammen and Garcia de Mutis 1966
1 specimen
var. proxapertitoides
Angiospermae - Araceae
Proxapertites cursus microspore van Hoeken-Klinkenberg 1966
1 specimen
Angiospermae - Poales - Poaceae
Monoporopollenites pauciporatus n. sp. microspore
10 specimens
Monoporopollenites annulatus microspore (Jaramillo and Dilcher 2001)
1 specimen
original and current combination Monoporites annulatus
n. comb.
Angiospermae - Gunnerales
Tricolpites antonii microspore
2 specimens
n. comb.
Tricolpites clarensis microspore
1 specimen
n. comb.
Angiospermae - Proteales - Proteaceae
Echitriporites variabilis n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Echitriporites trianguliformis microspore van Hoeken-Klinkenberg 1964
4 specimens
var. orbicularis
Angiospermae - Fagales - Juglandaceae
Momipites sp. microspore Wodehouse 1933
1 specimen
Angiospermae - Fabales - Fabaceae
Margocolporites sp. microspore Ramanajuan 1966
1 specimen
Spirosyncolpites pachyexinatus n. sp. microspore
3 specimens
Angiospermae - Malvales - Bombacaceae
Bombacacidites fossureticulatus n. sp. microspore Jaramillo and Dilcher 2001
8 specimens
Angiospermae - Ericales
Lanagiopollis crassa microspore Frederiksen 1988
36 specimens
unclassified
Monocolpopollenites ovatus n. sp. microspore Jaramillo and Dilcher 2001
9 specimens
Retistephanoporites minutiporous n. sp. microspore
1 specimen
Retibrevitricolpites triangulatus microspore van Hoeken-Klinkenberg 1966
1 specimen
Retibrevitricolporites grandis n. sp. microspore Jaramillo and Dilcher 2001
5 specimens
Retitrescolpites magnus microspore Jaramillo and Dilcher 2001
28 specimens
n. comb.
Psilamonocolpites medius microspore Van der Hammen 1954
6 specimens
Psilabrevitricolporites triangularis microspore (Jaramillo and Dilcher 2001)
1 specimen
n. comb.
Tetracolporopollenites maculosus microspore
2 specimens
n. comb.
? Tetracolporopollenites sp. microspore Pflug and Thomson 1953
1 specimen
Chomotriletes minor microspore Pocock 1970
1 specimen
Verrustephanocolpites rugulatus n. sp. microspore
1 specimen
Polysphaeridium subtile marine palyn Davey and Williams 1966
1 specimen
Dinophyceae - Gonyaulacales - Goniodomaceae
Homotryblium floripes marine palyn
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:Areniscas de el Limbo
Local section:Pinalerita Local bed:696.6
Local order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology:gray claystone
Includes fossils?Y
Environment:fluvial-deltaic indet.
Glacial or sequence phase:transgressive 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:28862
Authorizer:E. Kowalski Enterer:E. Kowalski
Modifier:E. Kowalski Research group:paleobotany
Created:2003-02-26 14:27:25 Last modified:2003-02-26 16:27:40
Access level:the public Released:2003-02-26 14:27:25
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]