Where: Huila, Colombia (2.6° N, 75.5° W: paleocoordinates 1.0° S, 45.3° W)
• coordinate stated in text
When: Ocal Formation, Aptian to Aptian (125.0 - 100.5 Ma)
Environment/lithology: interdistributary bay; lithified shale and lithified, gray sandstone
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 139389: authorized by Carlos Jaramillo, entered by Gabriela Doria on 11.02.2013
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Equisetopsida | |
Classopollis cf. intrareticulatus Volkheimer 1972 | |
Schrankipollis mawhoubensis | |
Schrankipollis cf. mawhoubensis Doyle et al. 1990 | |
Retipollenites | |
Retipollenites "afropollinicus" González-Guzmán 1967
Retipollenites spp. González-Guzmán 1967 | |
Callialasporites dampieri Balme 1957 podocarp | |
Angiospermae | |
Pennipollis reticulatus Friis et al. 2010 | |
Psilatriletes | |
Psilatriletes "betweentwentyfiveandfifty", Psilatriletes "morethanfifty", Psilatriletes "twentyfive"
Psilatriletes "betweentwentyfiveandfifty" Potonié 1956
Psilatriletes "morethanfifty" Potonié 1956
Psilatriletes "twentyfive" Potonié 1956 | |
Polypodiopsida | |
Gleicheniidites senonicus Ross 1949 | |
Cicatricosisporites spp. Potonie and Gelletich 1933
Klukisporites foveolatus Pocock 1965 | |
Microreticulatisporites | |
Microreticulatisporites "medioreticulatus" Potonié and Kremp 1954 | |
Ginkgoopsida | |
Equisetosporites cf. albertensis Singh 1964 | |
Cycadopsida | |
Steevesipollenites cupuliformis Azema and Boltenhagen 1974 cycads | |
Gabonisporites | |