Kumo-6 Borehole, Upper Cenomanian: Late/Upper Cenomanian, Nigeria
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Baculatricolpites informal sp.1
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Polypodiopsida
- Schizaeales
- Schizaeaceae
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Cicatricosisporites informal sp. 2
Potonie and Gelletich 1933
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Angiospermae
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Monosulcites informal sp. 1
Cookson and Couper 1953
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Angiospermae
- Buxales
- Didymelaceae
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Hexaporotricolpites emelionovi
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Angiospermae
- Gunnerales
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Tricolpites informal sp.1
Couper 1953
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Tricolpites microstriatus
Jardiné and Magloire 1965
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Angiospermae
- Austrobaileyales
- Trimeniaceae
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Cretacaeiporites krutzschi
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Cretacaeiporites mulleri
Herngreen 1973
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Cretacaeiporites polygonalis
Herngreen 1974
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Cretacaeiporites scabratus
Herngreen 1974
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Angiospermae
- Malpighiales
- Euphorbiaceae
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Tricolporopollenites informal sp. S. 152
Thomson and Pflug 1953
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Angiospermae
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Triorites africaensis
Jardiné and Magloire 1965
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Tetracolpites sp.
Srivastava 1967
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Ginkgoopsida
- Ephedrales
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Ephedripites ambiguus
Hedlund 1966
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Cycadopsida
- Gnetales
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Steevesipollenites binodosus
Stover 1964
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Equisetopsida
- Araucariaceae
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Araucariacites australis
Cookson 1947
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Equisetopsida
- Cheirolepidiaceae
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Classopollis brasiliensis
Herngreen 1975
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unclassified
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Gnetaceaepollenites informal sp. 1
Thiergart 1938
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Gnetaceaepollenites diversus
Stover 1964
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Galeacornea causea
Stover 1963
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Galeacornea clavis
Stover 1963
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Perotriletes pannuceus
Brenner 1963
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see common names |
Geography
Country: | Nigeria | State/province: | Gambe |
Coordinates: | 10.0° North, 11.2° East (view map) | ||
Paleocoordinates: | 6.2° South, 3.4° East | ||
Basis of coordinate: | stated in text |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Cenomanian | 10 m.y. bin: | Cretaceous 5 |
Key time interval: | Late/Upper Cenomanian | ||
Age range of interval: | 100.50000 - 93.90000 m.y. ago |
Stratigraphy
Formation: | Pindiga |
Lithology and environment
Primary lithology: | lithified argillaceous "shale" |
Secondary lithology: | lithified calcareous "limestone" |
Lithology description: Shally limestone, shale | |
Environment: | marine indet. |
Taphonomy
Modes of preservation: | soft parts |
Size of fossils: | microfossils |
Collection methods and comments
Collection excludes: | all microfossils |
Collection methods: | chemical,hydrochloric,hydroflouric,sieve |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 144199 | ||
Authorizer: | C. Jaramillo | Enterer: | G. Doria |
Modifier: | G. Doria | Research group: | paleobotany |
Created: | 2013-05-02 01:52:26 | Last modified: | 2013-05-01 11:00:33 |
Access level: | the public | Released: | 2013-05-02 01:52:26 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
46625. | O. Lawal and M. Moullade. 1986. Palynological biostratigraphy of Cretaceous sediments in the Upper Benue basin, NE. Nigeria. Revue de Micropaleontologie 29(1):61-83 [C. Jaramillo/G. Doria/A. Cárdenas] |