Where: Gombe, Nigeria (10.1° N, 10.7° E: paleocoordinates 0.7° S, 4.3° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Gombe Formation, Late/Upper Maastrichtian (70.6 - 66.0 Ma)
Environment/lithology: deltaic; lithified, ferruginous, silty shale and lithified claystone
•grained sandstone, with tabular cross-bedding highlighted by layers and streaks of pure white sandstones
Size class: microfossils
Preservation: original sporopollenin
Primary reference: C. N. Nwojiji, P. Osterloff, A. Okoro and P. O. Ukeri. 2013. Palynostratigraphy and Age of the Sequence Penetrated by the Kolmani River 1 Well in the Gongola Basin, Northern Benue Trough, Nigeria. Journal of Geosciences and Geomatics 1(1):15-21 [C. Jaramillo/P. Santamarina]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 163729: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 10.11.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Monocolpites marginatus | |
Monocolpites marginatus Van der Hammen 1954 | |
Constructipollenites ineffectus | |
Constructipollenites ineffectus van Hoeken-Klinkenberg 1964 | |
Aquilapollenites minimus Belsky et al. 1965 | |
Psilamonocolpites medius | |
Psilamonocolpites medius Van der Hammen 1954 | |
Angiospermae | |
Polypodiopsida | |
Laevigatosporites ovatus Wilson and Webster 1946 | |
Gleicheniidites delicatus Pocock 1970 | |
Pteridopsida | |
Cyathidites "spp." Couper 1953
Cyathidites minor Couper 1953 | |
Gemmastephanocolpites gemmatus | |
Gemmastephanocolpites gemmatus Van der Hammen and Garcia de Mutis 1966 | |
Brevimonosulcites corrugatus | |
Brevimonosulcites corrugatus Yu and Zhang 1987 | |
Distaverrusporites simplex | |
Distaverrusporites simplex Muller 1966 |