Abu Na'im - Gata Member, Wadi Tamet Formation: Lutetian, Libya
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Tubothalamea
- Miliolida
- Soritidae
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Orbitolites complanatus
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Tubothalamea
- Miliolida
- Fabulariidae
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Fabularia luciani
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Rotaliidae
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Dictyoconoides cooki
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Nummulitidae
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Nummulites dicorbus
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Nummulites uranensis
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Nummulites aff. gizehensis
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Cephalopoda
- Nautilida
- Nautilidae
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Nautilus cf. leonei
Negri 1934
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recombined as Eutrephoceras leonei | ||||||||||
Bivalvia
- Pectinida
- Anomiidae
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Carolia cymbalea
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[entered as Carolia cymalea] | ||||||||||
Carolia placunoides
Cantraine 1838
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Bivalvia
- Ostreida
- Gryphaeidae
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Exogyra exogyroides
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Bivalvia
- Ostreida
- Ostreidae
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Ostrea elegans
Deshayes 1832
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recombined as Cubitostrea elegans | ||||||||||
Echinoidea
- Clypeasteroida
- Laganidae
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Sismondia saemanni
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Echinoidea
- Echinolampadoida
- Echinolampadidae
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Echinolampas perrieri
de Loriol 1880
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Echinolampas fraasi
de Loriol 1880
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see common names |
Geography
Country: | Libya | State/province: | Ajdabiya |
Coordinates: | 28.9° North, 18.9° East (view map) | ||
Paleocoordinates: | 22.1° North, 14.6° East | ||
Basis of coordinate: | stated in text | ||
Geographic resolution: | local area |
Time
Period: | Paleogene | Epoch: | Eocene |
Stage: | Lutetian | 10 m.y. bin: | Cenozoic 2 |
Key time interval: | Lutetian | ||
Age range of interval: | 47.80000 - 41.30000 m.y. ago |
Stratigraphy
Formation: | Wadi Tamet | Member: | Gata | ||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: The Gata member is made up predominantly of bioclastic limestones, chalk limestones, clayey limestones, and marlstones with few intercalations of dolomitized limestones. It has a thickness of 70-80 m (230-262 ft). |
Lithology and environment
Primary lithology: | dolomitic,shelly/skeletal lithified argillaceous "limestone" |
Includes fossils? | Y |
Lithology description: Bioclastic limestones, chalk limestones, clayey limestones, and marlstones with few intercalations of dolomitized limestones. | |
Environment: | carbonate indet. |
Geology comments: No paleoenvironmental data provided. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,microfossils |
Collection methods and comments
Reason for describing collection: | general faunal/floral analysis |
Collection method comments: No detailed collection data reported. | |
Taxonomic list comments:Collection based on taxa listed in text as typical of formation. Includes only mollusca, echinodermata, and foraminifera. |
Metadata
Database number: | 42129 | ||
Authorizer: | A. Hendy | Enterer: | A. Hendy |
Modifier: | A. Hendy | Research group: | marine invertebrate |
Created: | 2004-07-24 01:28:30 | Last modified: | 2013-11-25 13:37:23 |
Access level: | the public | Released: | 2004-07-24 01:28:30 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
11199. | E. E. Tawadros. 2001. Geology of Egypt and Libya 1-468 [A. Miller/A. Hendy/M. Clapham] |