Gebel el Dist (bed N): Early/Lower Cenomanian, Egypt
collected by SMU 1967
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Actinopteri
- Aulopiformes
- Enchodontidae
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Enchodus informal sp. A
Agassiz 1835
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Enchodus informal sp. B
Agassiz 1835
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Actinopteri
- Pycnodontiformes
- Gyrodontidae
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? Gyrodus sp.
Agassiz 1833
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1 specimen | |||||||||
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Actinopteri
- Pycnodontiformes
- Pycnodontidae
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? Coelodus sp.
Haeckel
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1 specimen | |||||||||
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Chondrichthyes
- Rajiformes
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Squatina sp.
Dumeril 1806
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= Sechmetia aegyptiaca
Stromer 1927
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Werner 1989 | |||||||||
| Part (Fig. 2L) | ||||||||||
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Chondrichthyes
- Rajiformes
- Sclerorhynchidae
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Renpetia labiicarinata
Werner 1989
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Werner 1989 | |||||||||
| ?Part of Squatina sp. (Fig. 2K,M) | ||||||||||
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Chondrichthyes
- Lamniformes
- Odontaspididae
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Odontaspis bicarinatus
(Williston 1900)
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= Carcharoides planidens
Williston 1900
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Werner 1989 | |||||||||
| nomen dubium belonging to Odontaspididae | ||||||||||
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Lamna planidens
(Williston 1900)
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| nomen dubium belonging to Odontaspididae | ||||||||||
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Odontaspis sp.
Agassiz 1838
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Chondrichthyes
- Lamniformes
- Anacoracidae
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Squalicorax baharijensis
(Stromer 1927)
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4 specimens | |||||||||
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Chondrichthyes
- Lamniformes
- Pseudoscapanorhynchidae
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Lamna sulcata
(Geinitz 1843)
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= Cretodus longiplicatus
Werner 1989
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Werner 1989 | |||||||||
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Chondrichthyes
- Hybodontiformes
- Acrodontidae
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Onchopristis numidus
(Haug 1905)
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= Asteracanthus aegyptiacus
Stromer 1927
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Werner 1989 | |||||||||
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Chondrichthyes
- Hybodontiformes
- Distobatidae
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? Parapaleobates sp.
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= Distobatus nutiae
Werner 1989
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Werner 1989 | |||||||||
| see common names | ||||||||||
Geography
| Country: | Egypt | State/province: | Matruh |
| Coordinates: | 28.4° North, 28.9° East (view map) | ||
| Paleocoordinates: | 8.1° North, 23.7° East | ||
| Basis of coordinate: | based on nearby landmark | ||
| Altitude: | 113 meters | ||
| Geographic resolution: | outcrop |
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 |
Stratigraphy
| Formation: | Baharîje | ||||
| Local section: | Gebel el Dist | Local bed: | 7m | ||
| Local order: | top to bottom | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: from Said's Unit 5 = Stromer's bed 7M; approx. 125 m below top of formation, bed forms a persistent bench
also known as Bahariya Formation | |||||
Lithology and environment
| Primary lithology: | sandstone |
| Includes fossils? | Y |
| Environment: | marginal marine indet. |
| Geology comments: "very nearshore conditions" | |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | mesofossils |
| Preservation of anatomical detail: | medium |
| Disassociated major elements: | all |
| Fragmentation: | occasional |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection methods: | surface (float),field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | SMU | Collection dates: | 1967 |
| Collection method comments: collected by Shuler Museum of Paleontology Expedition, spring 1967 | |||
Metadata
| Also known as: | Gabal el Dist | ||
| Database number: | 84550 | ||
| Authorizer: | M. Carrano, M. Clapham | Enterer: | M. Carrano, M. Clapham |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 2008-10-29 14:19:22 | Last modified: | 2022-03-01 10:02:22 |
| Access level: | the public | Released: | 2008-10-29 14:19:22 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 28351. | ETE | B. H. Slaughter and J. T. Thurmond. 1974. A lower Cenomanian (Cretaceous) ichthyofauna from the Bahariya Formation of Egypt. Annals of the Geological Survey of Egypt 4:25-40 [M. Carrano/M. Carrano/J. Alroy] |
Secondary references:
| 73914 | C. Werner. 1989. Die Elasmobranchier-Fauna des Gebel Dist Member der Bahariya Formation (Obercenoman) der Oase Bahariya, Ägypten. Palaeo Ichthyologica 5:1-112 [M. Clapham/M. Clapham] |