Pinalerita UFP 41, Llanos foothills, Colombia: Middle Eocene, Colombia

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Incertae sedis marine palyn
1 specimen
Retitriporites sp. microspore Ramanujam 1966
1 specimen
Retistephanocolpites sp. microspore Leidelmeyer 1966
1 specimen
Retistephanocolpites fossulatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Psilastephanocolpites sp. microspore Leidelmeyer 1966
1 specimen
Psilastephanocolporites brevicolpatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Monocolpopollenites ovatus n. sp. microspore Jaramillo and Dilcher 2001
6 specimens
Retibrevitricolporites speciosus n. sp. microspore Jaramillo and Dilcher 2001
2 specimens
Retibrevitricolporites grandis n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Retistephanoporites minutiporus n. sp. microspore Jaramillo and Dilcher 2001
11 specimens
Psilabrevitricolporites sp. microspore Van der Kaars 1983
1 specimen
Retitrescolpites baculatus n. sp. microspore Jaramillo and Dilcher 2001
2 specimens
Retitrescolpites magnus microspore Jaramillo and Dilcher 2001
9 specimens
n. comb.
? Retitrescolpites irregularis microspore Jaramillo and Dilcher 2001
1 specimen
n. comb.
Multiporopollenites pauciporatus microspore Jaramillo and Dilcher 2001
6 specimens
Magnoliopsida
? Echitetracolpites sp. microspore Song 1993
6 specimens
? Echitetracolpites tenuiexinatus n. sp. microspore Jaramillo and Dilcher 2001
5 specimens
Brevitricolpites macroexinatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Baculamonocolpites hammenii n. sp. microspore Jaramillo and Dilcher 2001
3 specimens
? Araliaceoipollenites sp. microspore Potonié 1960
1 specimen
Clavatricolpites densiclavatus n. sp. microspore Jaramillo and Dilcher 2001
13 specimens
Foveotricolporites fossulatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Siltaria sp. microspore Traverse 1955
3 specimens
Ladakhipollenites rubinii microspore (Jaramillo and Dilcher 2001)
1 specimen
nomen nudum belonging to Psilatricolpites
n. comb.
Striatopollis catatumbus microspore Gonzalez-Guzman 1967
1 specimen
Foveotriporites hammenii microspore González-Guzmán 1967
2 specimens
? Rhoipites sp. microspore Wodehouse 1933
1 specimen
Rhoipites guianensis microspore Jaramillo and Dilcher 2001
4 specimens
n. comb.
Rhoipites hispidus microspore Jaramillo and Dilcher 2001
1 specimen
n. comb.
Angiospermae - Ericales
Lanagiopollis crassa microspore Frederiksen 1988
13 specimens
Angiospermae - Gentianales - Apocynaceae
Cricotriporites minutiporus microspore Jaramillo and Dilcher 2001
1 specimen
Angiospermae - Proteales - Proteaceae
Echitriporites variabilis n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Echitriporites trianguliformis microspore van Hoeken-Klinkenberg 1964
7 specimens
var. orbicularis
Angiospermae - Solanales - Convolvulaceae
Perfotricolpites digitatus microspore González-Guzmán 1967
1 specimen
Angiospermae - Araceae
Proxapertites psilatus microspore Sarmiento 1992
4 specimens
Angiospermae - Arecaceae
Spinizonocolpites grandis n. sp. microspore Jaramillo and Dilcher 2001
6 specimens
Longapertites sp. microspore van Hoeken-Klinkenberg 1964
2 specimens
Longapertites proxapertitoides microspore Van der Hammen and Garcia de Mutis 1966
5 specimens
var. reticuloides
Mauritiidites franciscoi microspore van Hoeken-Klinkenberg 1964
33 specimens
var. franciscoi, var. minutus, var. pachyexinatus
Angiospermae - Fabales - Fabaceae
Margocolporites sp. microspore Ramanajuan 1966
1 specimen
Spirosyncolpites spiralis microspore González-Guzmán 1967
1 specimen
Angiospermae - Fagales - Juglandaceae
Momipites sp. microspore Wodehouse 1933
4 specimens
Angiospermae - Malpighiales - Malpighiaceae
Perisyncolporites pokornyi microspore Germeraad et al. 1968
4 specimens
Angiospermae - Malvales
Lakiapollis aff. ovatus microspore Venkatachala and Kar 1969
1 specimen
Angiospermae - Malvales - Bombacaceae
Bombacacidites brevis microspore Dueñas 1980
1 specimen
Bombacacidites nacimientoensis microspore Anderson 1960
3 specimens
Bombacacidites fossureticulatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Bacutriporites echinatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Pteridopsida
? Polypodiaceoisporites fossulatus n. sp. microspore Jaramillo and Dilcher 2001
1 specimen
Polypodiopsida - Osmundaceae
Baculatisporites sp. microspore Thomson and Pflug 1953
2 specimens
Polypodiopsida - Polypodiaceae
Laevigatosporites tibuensis microspore Jaramillo and Dilcher 2001
186 specimens
n. comb.
Polypodiopsida - Polypodiales
Polypodiisporites aff. specious microspore
13 specimens
Polypodiopsida - Schizaeales - Schizaeaceae
Cicatricosisporites dorogensis microspore Potonie and Gelletich 1933
5 specimens
Dinophyceae - Gonyaulacales - Gonyaulacaceae
Lingulodinium cf. sicula marine palyn
1 specimen
Achomosphaera sp. marine palyn Evitt 1963
1 specimen
Cordosphaeridium inodes marine palyn Sarjeant 1981
1 specimen
Dinophyceae - Gonyaulacales - Goniodomaceae
Homotryblium floripes marine palyn
10 specimens
unclassified
Polysphaeridium subtile marine palyn Davey and Williams 1966
2 specimens
Retistephanocolporites festivus microspore González-Guzmán 1967
1 specimen
Tetracolporopollenites maculosus microspore
2 specimens
n. comb.
Tetracolporopollenites transversalis microspore
1 specimen
n. comb.
? Tetracolporopollenites sp. microspore Pflug and Thomson 1953
1 specimen
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
*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:Areniscas de el Limbo
Local section:Pinalerita Local bed:715.6
Local order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: sandstone
Secondary lithology: mudstone
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:28865
Authorizer:E. Kowalski Enterer:E. Kowalski
Modifier:E. Kowalski Research group:paleobotany
Created:2003-02-26 14:35:48 Last modified:2003-02-26 16:36:02
Access level:the public Released:2003-02-26 14:35:48
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]