Gebel Areif El-Naqa, Halal Fm, Ilymatogyra africana association: Late/Upper Albian - Cenomanian, Egypt
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Echinoidea
- Pseudodiadematidae
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Heterodiadema libycum
(Agassiz and Desor 1846)
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3 specimens | |||||||||
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Gastropoda
- Batillariidae
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Pyrazus valeriae
(de Verneuil and de Loriere 1868)
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13 specimens | |||||||||
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Gastropoda
- Ampullinidae
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Ampullina (Ampullina) abeihensis
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2 specimens | |||||||||
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Gastropoda
- Ampullariidae
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Coronatica cf. ornata
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2 specimens | |||||||||
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Bivalvia
- Pectinida
- Neitheidae
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Neithea (Neithea) quinquecostata
(Sowerby 1814)
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2 specimens | |||||||||
| recombined as Neithea quinquecostata | ||||||||||
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Bivalvia
- Pectinida
- Limidae
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Pseudolimea itieriana
(Pictet and Roux 1852)
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2 specimens | |||||||||
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Bivalvia
- Ostreida
- Pteriidae
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Phelopteria gravida
(Coquand 1862)
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2 specimens | |||||||||
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Bivalvia
- Ostreida
- Flemingostreidae
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Ambigostrea pseudovillei
Malchus 1990
|
5 specimens | |||||||||
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Bivalvia
- Ostreida
- Gryphaeidae
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Ilymatogyra africana
(Lamarck 1801)
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895 specimens | |||||||||
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Rhynchostreon suborbiculatum
(Lamarck 1801)
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17 specimens | |||||||||
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Ceratostreon flabellatum
(Goldfuss 1833)
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61 specimens | |||||||||
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Exogyra conica
(Sowerby 1813)
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4 specimens | |||||||||
| recombined as Amphidonte conica | ||||||||||
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Gyrostrea delettrei
(Coquand 1862)
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2 specimens | |||||||||
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Curvostrea rouvillei
(Coquand 1862)
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5 specimens | |||||||||
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Pycnodonte (Pycnodonte) vesicularis
(Lamarck 1806)
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2 specimens | |||||||||
| recombined as Pycnodonta vesicularis | ||||||||||
| ssp. vesiculosa | ||||||||||
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Bivalvia
- Arcida
- Cucullaeidae
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Arca (Idonearca) diceras
Seguenza 1882
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2 specimens | |||||||||
| recombined as Cucullaea (Idonearca) diceras | ||||||||||
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Bivalvia
- Cardiida
- Veneridae
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Paraesa faba
(Sowerby 1827)
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30 specimens | |||||||||
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Bivalvia
- Cardiida
- Arcticidae
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Tenea delettrei
(Coquand 1862)
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5 specimens | |||||||||
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Bivalvia
- Poromyida
- Poromyidae
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Poromya ? ligeriensis
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2 specimens | |||||||||
| see common names | ||||||||||
Geography
| Country: | Egypt |
| Coordinates: | 30.4° North, 34.5° East (view map) |
| Paleocoordinates: | 8.3° North, 28.3° East |
| Basis of coordinate: | stated in text |
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous |
| Key time interval: | Late/Upper Albian - Cenomanian |
| Age range of interval: | 106.20000 - 93.90000 m.y. ago |
Stratigraphy
| Formation: | Halal |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | gray floatstone |
| Secondary lithology: | rudstone |
| Lithology description: coarse-grained carbonate rocks (floatstone and rudstone), and occasionally in shale/marl interbeds. | |
| Environment: | open shallow subtidal |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Reason for describing collection: | paleoecologic analysis |
Metadata
| Database number: | 150876 | ||
| Authorizer: | W. Kiessling | Enterer: | M. Krause |
| Modifier: | M. Krause | Research group: | marine invertebrate |
| Created: | 2013-09-16 20:35:41 | Last modified: | 2013-09-16 07:11:03 |
| Access level: | authorizer only | Released: | 2013-12-16 20:35:41 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 48157. | W. Ayoub-Hannaa and F. T. Fürsich. 2012. Palaeoecology and environmental significance of benthic associations from the Cenomanian-Turonian of eastern Sinai, Egypt. Beringeria (42)93-138 [W. Kiessling/M. Krause/M. Krause] |