Ghazalat-1 well, 6b: Early/Lower Cenomanian, Egypt
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Taxodiaceapollenites hiatus
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Cyathldites australis
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Elateroaporites klaszii
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Brenneripollis perorcticulatus
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Nyssapollenites albertensis
Singh 1971
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Psilamonocolpites spp.
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Equisetopsida
- Cheirolepidiaceae
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Classopollis brasillensis
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Classopollis classoides
Pflug 1953
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Equisetopsida
- Araucariaceae
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Balmeisporites holodictyus
Cookson and Dettmann 1958
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Equisetopsida
- Cupressales
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Inaperturopollenites microgranulatus
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Inaperturopollenites spp.
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Spheripollenites psilatus
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original and current combination Sphaeripollenites | |||||||
unclassified
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Cycadopites catpentieri
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Cycadopsida
- Cycadales
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Eucommiidites spp.
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Ginkgoopsida
- Ephedrales
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Ephedripites spp.
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Ephedripites irregularis
Herngreen 1973
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Ephedripites ovalis
Müller 1968
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Ephedripites jansonii
Muller 1968
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unclassified
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Concavissimisporites punctatus
Pocock 1964
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Angiospermae
- Austrobaileyales
- Trimeniaceae
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Cretacaeiporites polygonalis
Herngreen 1974
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Angiospermae
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Retimonocolpites excelsus
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Brenneripollis reticulatus
(Brenner 1963)
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replaced by Retimonocolpites reticulatus | |||||||
Afropollis jardinus
Doyle et al. 1982
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Angiospermae
- Malpighiales
- Euphorbiaceae
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Tricolporopollenites spp.
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Tricolporopollenites distinctus
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Angiospermae
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Stellatopollis barghoornii
Doyle et al. 1975
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Angiospermae
- Gunnerales
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Tricolpites spp.
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Angiospermae
- Chloranthales
- Chloranthaceae
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Clavatipollenites hughesii
Kemp 1968
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Magnoliopsida
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Rousea georgensis
Dettmann 1973
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Coniferales
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Circulina parva
Brenner 1963
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Coniferales
- Podocarpaceae
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Callialasporites dampieri
(Balme 1957)
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original and current combination Zonallapollenites dampieri | |||||||
Callialasporites trilobatus
(Balme 1957)
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original and current combination Tsugaepollenites trilobatus | |||||||
unclassified
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Concavisporites spp.
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Murospora spp.
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Polypodiopsida
- Marsileaceae
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Crybelosporites pannuceus
Srivastava 1977
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Polypodiopsida
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Biretisporites potoniaei
Delcourt and Sprumont 1955
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Polypodiopsida
- Gleicheniaceae
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Gleicheniidites senonicus
Ross 1949
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Polypodiopsida
- Polypodiales
- Pteridaceae
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Contignisporites sp.
Dettmann 1963
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Polypodiopsida
- Schizaeales
- Schizaeaceae
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Cicatricosisporites reticulatus
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Cicatricosisporites hallei
Delcourt and Sprumont 1955
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Cicatricosisporites orbiculatus
Singh 1964
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Cicatricosisporites hughesii
Dettmann 1963
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Cicatricosisporites australiensis
Potonié 1956
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Polypodiopsida
- Gleicheniales
- Matoniaceae
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Dictyophyllidites harrisii
Couper 1958
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Pteridopsida
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Deltoidospora diaphana
Wilson and Webster 1946
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Cyathidites minor
Couper 1953
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Todisporites major
Couper 1953
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Todisporites minor
Couper 1953
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unclassified
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Perotriletes spp.
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see common names |
Geography
Country: | Egypt | State/province: | Western Desert |
Coordinates: | 29.0° North, 29.0° East (view map) | ||
Paleocoordinates: | 8.7° North, 23.8° East | ||
Basis of coordinate: | estimated from map |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Cenomanian | 10 m.y. bin: | Cretaceous 5 |
Key time interval: | Early/Lower Cenomanian | ||
Age range of interval: | 100.50000 - 93.90000 m.y. ago |
Lithology and environment
Primary lithology: | lithified argillaceous sandstone |
Secondary lithology: | lithified argillaceous "shale" |
Lithology description: Composed of sandstones and variegated shales, it conformably overlies the Kharita Formation and underlies the Abu Roash Formation. An early Cenomanian age was given to the Bahariya Formation (Schlumberger, 1984; Sultan, 1987; Bassiouni et al., 1992; EI-Shamma and Arafa, 1992; Abdel-Kireem et al., 1993). However, E1-Beialy (1994a,b) assigned a middle-late Albian to early Cenomanian age to the Bahariya Formation in the subsurface of the north Western Desert. | |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | soft parts,original sporopollenin |
Size of fossils: | microfossils |
Collection methods and comments
Collection excludes: | all microfossils |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 142206 | ||
Authorizer: | C. Jaramillo | Enterer: | G. Doria | Research group: | paleobotany |
Created: | 2013-04-07 04:01:54 | Last modified: | 2013-04-06 13:01:54 |
Access level: | the public | Released: | 2013-04-07 04:01:54 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
46190. | M. I. A. Ibrahim. 1996. Aptian-Turonian palynology of the Ghazalat-1 well (GTX-1), Qattara Depression, Egypt. Review of Palaeobotany and Palynology 94:137-168 [C. Jaramillo/G. Doria/A. Cárdenas] |