Where: Huila, Colombia (2.6° N, 75.5° W: paleocoordinates 2.9° S, 47.4° W)
• coordinate stated in text
When: Caballos Formation, Albian (113.0 - 100.5 Ma)
Environment/lithology: estuary or bay; lithified sandstone and lithified, gray shale
Size class: microfossils
Preservation: soft parts, original sporopollenin
Collection methods: core, hydrochloric, hydroflouric
Primary reference: P. J. Mejia-Velazquez, D. L. Dilcher, C. A. Jaramillo, L. B. Fortini, and S. R. Manchester. 2012. Palynological composition of a Lower Cretaceous South American tropical sequence: Climatic implications and diversity comparisons with other latitudes. American Journal of Botany 99:1819-1827 [C. Jaramillo/G. Doria/A. Cardenas ]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 139363: authorized by Carlos Jaramillo, entered by Gabriela Doria on 11.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
| unclassified | |
| Echimonoletes | |
|
Echimonoletes spp. der Hammen | |
|
Callialasporites trilobatus Balme 1957 podocarp | |
| Angiospermae | |
|
Stellatopollis "clavatipollinicus" Doyle 1976
Afropollis spp. Doyle et al. 1982 | |
| Psilatriletes | |
|
Psilatriletes "betweentwentyfiveandfifty" Potonié 1956 | |
| Polypodiopsida | |
|
Verrucosisporites rotundus Singh 1964 | |
|
Cicatricosisporites hallei Delcourt and Sprumont 1955
Klukisporites foveolatus Pocock 1965 | |
| Ginkgoopsida | |
|
Equisetosporites fragilis Lima 1980 | |
| Concavissimisporites | |