Kolmani River-1 well. Dictyophyllidites harrisii Assemblage (Cretaceous of Nigeria)

Where: Gombe, Nigeria (10.1° N, 10.7° E: paleocoordinates 4.1° S, 4.4° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Gongila/Pidinga/Fika Formation, Early/Lower Santonian (85.8 - 83.5 Ma)

• This three Formation are correlative

Environment/lithology: offshore; lithified shale and lithified claystone

• Offshore-estuarine - See Figure 2
• The Pindiga Formation is dominantly a marine shale facies with limestones at the base. The Gongila and the Fika Formations are the lateral equivalents of the Pindiga Formation|

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 163726: authorized by Carlos Jaramillo, entered by Patricio Santamarina on 10.11.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Polypodiopsida
  - Osmundaceae
Rugulatisporites maculosus
Psilatriporites
  -
Psilatriporites "spp."
Psilatriporites "spp." Van der Hammen
Psilabrevitricolporites simpliformis
  -
Psilabrevitricolporites simpliformis