Gebel Ekma, Raha Formation, Sinai - Bed 5: Late/Upper Cenomanian, Egypt
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda
- Ammonitida
- Engonoceratidae
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Neolobites vibrayeanus
(d'Orbigny 1841)
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Gastropoda
- Batillariidae
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Pyrazus (Pyrazus) valeriae
(de Verneuil and de Loriere 1868)
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Gastropoda
- Tylostomatidae
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Tylostoma (Tylostoma) pallaryi
(Peron and Fortau 1904)
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Pterodonta deffisi
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Gastropoda
- Colombellinidae
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Colombellina (Colombellina) fusiformis
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Gastropoda
- Aporrhaidae
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Pterocera incerta
d'Orbigny 1842
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synonym of Harpagodes nodosus | |||||||
Gastropoda
- Neogastropoda
- Volutidae
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Volutoderma elleryi
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Gastropoda
- Heterostropha
- Ringiculidae
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Avellana sp.
d'Orbigny 1842
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Bivalvia
- Arcida
- Arcidae
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Barbatia (Barbatia) aegyptiaca
(Fourtau 1917)
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Bivalvia
- Arcida
- Cucullaeidae
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Cucullaea (Idonearca) trigona
(Seguenza 1882)
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Bivalvia
- Pectinida
- Plicatulidae
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Plicatula ferryi
Coquand 1862
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recombined as Plicatula (Plicatula) ferryi | |||||||
Plicatula auressensis
Coquand 1862
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recombined as Plicatula (Plicatula) auressensis | |||||||
Plicatula fourneli
Coquand 1862
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recombined as Plicatula (Plicatula) fourneli | |||||||
Bivalvia
- Pectinida
- Neitheidae
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Neithea (Neithea) dutrugei
(Dutrugei 1862)
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Bivalvia
- Ostreida
- Bakevelliidae
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Gervillella sublanceolata
(d'Orbigny 1850)
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Bivalvia
- Ostreida
- Gryphaeidae
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Ceratostreon flabellatum
(Goldfuss 1833)
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Ilymatogyra africana
(Lamarck 1801)
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Rhynchostreon suborbiculatum
(Lamarck 1801)
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Costagyra olisiponensis
(Sharpe 1850)
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Bivalvia
- Mytilida
- Mytilidae
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Brachidontes ornatissimus
(d'Orbigny 1844)
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Modiolus (Modiolus) aequalis
(Sowerby 1818)
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Bivalvia
- Lucinida
- Lucinidae
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Lucina fallax
Forbes 1846
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recombined as Mesomiltha fallax | |||||||
Sphaera corrugata
Sowerby 1822
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Bivalvia
- Pholadida
- Corbulidae
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Corbula cf. parsura
Stoliczka 1871
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Bivalvia
- Megalodontida
- Dicerocardiidae
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Rostrocardia cf. papieri
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Bivalvia
- Cardiida
- Arcticidae
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Tenea delettrei
(Coquand 1862)
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Arctica cordata
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Arctica picteti
(Coquand 1862)
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Venilicardia cf. cordiformis
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Bivalvia
- Cardiida
- Pollicidae
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Pollex sinaiensis n. sp.
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Bivalvia
- Cardiida
- Veneridae
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Paraesa faba
(Sowerby 1827)
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Bivalvia
- Cardiida
- Cardiidae
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Protocardia hillana
(Sowerby 1813)
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Bivalvia
- Cardiida
- Tellinidae
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Linearia aegyptiaca n. sp.
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original and current combination Linearis | |||||||
Bivalvia
- Carditida
- Carditidae
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Maghrebella forgemoli
(Coquand 1862)
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Bivalvia
- Carditida
- Crassatellidae
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Crassatella (Rochella) tenuicostata
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Bivalvia
- Trigoniida
- Megatrigoniidae
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Pterotrigonia (Scabrotrigonia) scabra
(Lamarck 1819)
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Bivalvia
- Nuculida
- Nuculidae
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Nucula (Nucula) margaritifera
Douvillé 1916
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Echinoidea
- Pseudodiadematidae
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Heterodiadema libycum
(Agassiz and Desor 1846)
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Echinoidea
- Holectypoida
- Holectypidae
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Coenholectypus excisus
(Desor 1847)
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Echinoidea
- Spatangoida
- Hemiasteridae
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Hemiaster (Hemiaster) cubicus
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Hemiaster (Hemiaster) syriacus
(Conrad in Lynch 1852)
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see common names |
Geography
Country: | Egypt |
Coordinates: | 28.7° North, 33.2° East (view map) |
Paleocoordinates: | 7.8° North, 27.5° East |
Basis of coordinate: | stated in text |
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Cenomanian | 10 m.y. bin: | Cretaceous 5 |
Key time interval: | Late/Upper Cenomanian | Ammonoid zone: | Neolobites vibrayeanus |
Age range of interval: | 99.60000 - 93.50000 m.y. ago |
Stratigraphy
Formation: | Raha | ||
Local section: | Gebel Ekma | Local bed: | 5 |
Local order: | bottom to top | ||
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | lithified marl |
Secondary lithology: | lithified "shale" |
Environment: | open shallow subtidal |
Taphonomy
Modes of preservation: | body,cast,mold/impression,original aragonite,original calcite |
Size of fossils: | macrofossils |
Fragmentation: | occasional |
Collection methods and comments
Collection excludes: | difficult macrofossils |
Collection methods: | field collection |
Reason for describing collection: | taxonomic analysis |
Collection method comments: Description of collected corals, coralline sponges, and bryozoans is outside the scope of the study. | |
Taxonomic list comments:See reference for (partly lumped) abundance data. |
Metadata
Database number: | 114794 | ||
Authorizer: | M. Aberhan | Enterer: | S. Nurnberg |
Modifier: | P. Wagner | Research group: | marine invertebrate |
Created: | 2011-08-24 23:37:34 | Last modified: | 2017-01-24 13:13:24 |
Access level: | the public | Released: | 2011-08-24 23:37:34 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
37168. | G. M. El Qot. 2006. Late Cretaceous macrofossils from Sinai, Egypt. Beringeria 36:3-163 [M. Aberhan/S. Nurnberg] |