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 139356: authorized by Carlos Jaramillo, entered by Gabriela Doria on 11.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Psilatriletes | |
Psilatriletes "betweentwentyfiveandfifty" Potonié 1956 | |
Lycopsida | |
Foveotriletes spp. Van der Hammen and Potonié 1956 | |
Impardecispora | |
Polypodiopsida | |
Cicatricosisporites hallei Delcourt and Sprumont 1955 | |
Verrucosisporites rotundus Singh 1964 | |
Echitriletes | |
Echitriletes spp. der Hammen | |
Concavissimisporites | |
Ginkgoopsida | |
Equisetosporites cf. leptomatus de Lima 1980
Equisetosporites fragilis Lima 1980 | |
Scabramonocolpites | |
Scabramonocolpites "circularis" Mathur 1966 | |
Equisetopsida | |
Classopollis cf. intrareticulatus Volkheimer 1972 | |
Retipollenites | |
Retipollenites "finitus" González-Guzmán 1967
Retipollenites "fossulatusmejiatus" González-Guzmán 1967 | |
Brenneripollis | |
Brenneripollis "columellatus chiquis" Juhász and Goczan 1985 | |
Angiospermae | |
Afropollis spp. Doyle et al. 1982
Afropollis jardinus Doyle et al. 1982 | |
Pennipollis reticulatus Friis et al. 2010 | |
Retimonocolpites "acrocollumelatus" Pierce 1961 | |
Retimonoletes | |
Retimonoletes "leguminosus" Pierce | |
Gabonisporites | |
Gabonisporites "densobaculatus" Srivastava 1972 |