West Tiba-1, Zone PIII, Sample 15: Aptian - Early/Lower Albian, Egypt
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Equisetopsida
- Cheirolepidiaceae
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Classopollis sp.
Pflug 1953
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Dominant category | ||||||
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Equisetopsida
- Araucariaceae
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Araucariacites sp.
Cookson and Couper 1953
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Common category | ||||||
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unclassified
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Cycadopites spp.
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Rare category | ||||||
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Angiospermae
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Retimonocolpites sp.
Pierce 1961
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Rare category | ||||||
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Afropollis jardinus
Doyle et al. 1982
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Present category | ||||||
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Angiospermae
- Gunnerales
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Tricolpites sp.
Couper 1953
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Rare category | ||||||
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unclassified
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Duplexisporites generalis
Deak 1962
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Rare category | ||||||
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Polypodiopsida
- Marsileaceae
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Crybelosporites sp.
Dettmann 1963
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Rare category | ||||||
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Polypodiopsida
- Schizaeales
- Schizaeaceae
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Cicatricosisporites spo
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Rare category | ||||||
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Pteridopsida
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Ischyosporites spp.
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Rare category | ||||||
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Deltoidospora spp.
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Common category | ||||||
| see common names | |||||||
Geography
| Country: | Egypt | State/province: | Western Desert |
| Coordinates: | 31.0° North, 27.8° East (view map) | ||
| Paleocoordinates: | 8.7° North, 24.5° East | ||
| Basis of coordinate: | estimated from map |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Key time interval: | Aptian - Early/Lower Albian | ||
| Age range of interval: | 121.40000 - 109.90000 m.y. ago |
Stratigraphy
| Formation: | Burg El-Arab | Member: | Kharita |
| Local section: | Burg El-Arab | Local bed: | 8230 ft |
| Local order: | top to bottom |
Lithology and environment
| Primary lithology: | lithified calcareous dolomite |
| Secondary lithology: | lithified argillaceous claystone |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | soft parts,original sporopollenin |
| Size of fossils: | microfossils |
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 139326 | ||
| Authorizer: | C. Jaramillo | Enterer: | G. Doria |
| Modifier: | G. Doria | Research group: | paleobotany |
| Subset of collection #: | 139303 | ||
| Created: | 2013-02-11 03:48:01 | Last modified: | 2013-02-10 10:55:24 |
| Access level: | the public | Released: | 2013-02-11 03:48:01 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 44781. | M. S. Mahmoud and A.-R. M. Moawad. 2000. Jurassic-Cretaceous (Bathonian to Cenomanian) palynology and stratigraphy of the West Tiba-1 borehole, northern Western Desert, Egypt. Journal of African Earth Sciences 30:401-416 [C. Jaramillo/G. Doria/M. Uhen] |