Tuma-1 Well, Lithologic Unit 1, 3125-3165 m: Albian - Cenomanian, Nigeria
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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informal Forma (informal PO) informal lawal
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2 specimens | ||||||
Cyathiditesw sp.
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0 specimens | ||||||
informal Smoothverrucose informal spore
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0 specimens | ||||||
informal Trilete informal Spore
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0 specimens | ||||||
informal Dinoflagellate informal cyst
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0 specimens | ||||||
Equisetopsida
- Cheirolepidiaceae
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Classopollis sp.
Pflug 1953
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1 specimen | ||||||
Classopollis brasiliensis
Herngreen 1975
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0 specimens | ||||||
Equisetopsida
- Cupressales
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Inaperturopollenites sp.
Potonié 1966
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1 specimen | ||||||
Angiospermae
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Afropollis jardinus
Doyle et al. 1982
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3 specimens | ||||||
Retimonocolpites sp.
Pierce 1961
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0 specimens | ||||||
Angiospermae
- Malpighiales
- Euphorbiaceae
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Tricolporopollenites sp.
Thomson and Pflug 1953
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0 specimens | ||||||
Tricolporopollenites informal spscl
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0 specimens | ||||||
Angiospermae
- Austrobaileyales
- Trimeniaceae
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Cretacaeiporites polygonalis
Herngreen 1974
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0 specimens | ||||||
Cretacaeiporites mulleri
Herngreen 1973
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0 specimens | ||||||
Cretacaeiporites scabratus
Herngreen 1974
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0 specimens | ||||||
Angiospermae
- Buxales
- Didymelaceae
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Hexaporotricolpites emelianovi
Boltenhagen 1967
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0 specimens | ||||||
Angiospermae
- Gunnerales
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Tricolpites sp.
Couper 1953
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0 specimens | ||||||
Angiospermae
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Monosulcites sp.
Cookson and Couper 1953
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0 specimens | ||||||
Triorites africaensis
Jardiné and Magloire 1965
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0 specimens | ||||||
Magnoliopsida
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Tricolporites sp.
Cookson 1947
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2 specimens | ||||||
unclassified
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Monocolpites sp.
Van der Hammen 1954
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0 specimens | ||||||
Galeacornea causea
Stover 1963
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1 specimen | ||||||
Galeacornea clavis
Stover 1963
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1 specimen | ||||||
Algae
- Botryococcaceae
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Botryococcus bruni
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8 specimens | ||||||
Polypodiopsida
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Verrucosisporites sp.
Potonie and Kremp 1954
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0 specimens | ||||||
Cycadopsida
- Gnetales
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Elaterosporites klaszii
Jardiné 1967
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0 specimens | ||||||
Ginkgoopsida
- Ephedrales
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Ephedripites multicostatus
Brenner 1963
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0 specimens | ||||||
Dinophyceae
- Peridiniales
- Peridiniaceae
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Senegalinium sp.
Jain and Millepied 1973
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0 specimens | ||||||
synonym of Deflandrea | |||||||
Senegalinium bicavatum
Jain and Millepied 1971
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0 specimens | ||||||
Dinophyceae
- Gonyaulacales
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Batiacasphaera sp.
Drugg 1970
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0 specimens | ||||||
see common names |
Geography
Country: | Nigeria | State/province: | Maiduguri |
Coordinates: | 12.1° North, 13.1° East (view map) | ||
Paleocoordinates: | 5.4° South, 5.3° East |
Time
Period: | Cretaceous | ||
Key time interval: | Albian - Cenomanian | Pollen zone: | |
Age range of interval: | 113.00000 - 93.90000 m.y. ago |
Stratigraphy
Geological group: | Bornu Basin | Formation: | Bima |
Local section: | Tuma-1 Well | Local bed: | 3125-3165 m |
Local order: | top to bottom |
Lithology and environment
Primary lithology: | planar lamination,gray lithified argillaceous,silty "shale" |
Lithology description: Lithologic unit 1 was found to be composed of light grey shale, clay laminae and shows no effervescence. The environment of deposition of this lithologic unit was deduced to be lacustrine environment. | |
Environment: | lacustrine indet. |
Taphonomy
Modes of preservation: | original sporopollenin |
Size of fossils: | microfossils |
Collection methods and comments
Collection excludes: | all microfossils |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 139259 | ||
Authorizer: | C. Jaramillo | Enterer: | G. Doria |
Modifier: | G. Doria | Research group: | paleobotany |
Subset of collection #: | 139248 | ||
Created: | 2013-02-10 04:25:35 | Last modified: | 2013-02-09 19:18:34 |
Access level: | the public | Released: | 2013-02-10 04:25:35 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
44705. | A. O. Ola-Buraimo and O. A. Boboye. 2011. Palynological Investigation of the Albian to Lower Cenomanian Bima Formation, Bornu Basin, Nigeria. World Applied Sciences Journal 12(7):1026-1033 [C. Jaramillo/G. Doria] |