Shaqra Group (Hanifa Fm.): Oxfordian, Saudi Arabia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Rhynchonellida
- Tetrarhynchiidae
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Somalirhynchia africana
Weir 1925
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Rhynchonella hadramautensis
Stefanini 1932
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| recombined as Daghanirhynchia hadramautensis | |||||||
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Rhynchonellata
- Terebratulida
- Zeilleriidae
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Ornithella ex gr. hudlestoni
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Gastropoda
- Heterostropha
- Nerinellidae
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Aptyxiella sp.
Fischer 1885
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Gastropoda
- Heterostropha
- Nerineidae
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Cossmannea tuberculosa
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Gastropoda
- Discohelicidae
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Discohelix elegantulum
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| see common names | |||||||
Geography
| Country: | Saudi Arabia |
| Coordinates: | 22.4° North, 47.0° East (view map) |
| Paleocoordinates: | 3.9° South, 33.4° East |
| Basis of coordinate: | stated in text |
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Late/Upper Jurassic |
| Stage: | Oxfordian | 10 m.y. bin: | Jurassic 5 |
| Key time interval: | Oxfordian | ||
| Age range of interval: | 161.50000 - 154.80000 m.y. ago |
Stratigraphy
| Geological group: | Shaqra | Formation: | Hanifa | Member: | Hawtah Mb.2 |
| Local section: | Coupe de Wasit | ||||
| Local order: | bottom to top |
Lithology and environment
| Primary lithology: | lithified "limestone" | ||
| Includes fossils? | Y | ||
| Environment: | lagoonal/restricted shallow subtidal | Tectonic setting: | cratonic basin |
| Geology comments: The Hanifa Formation consisting of a lower carbonate and clayey part with more confined environment and a more calcareous and locally reefal upper part shows a further transgressive trend. | |||
Taphonomy
| Size of fossils: | macrofossils,microfossils |
Collection methods and comments
| Collection methods: | bulk,mechanical,field collection |
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 45982 | ||
| Authorizer: | F. Fursich | Enterer: | S. Hicks |
| Modifier: | S. Hicks | Research group: | marine invertebrate |
| Created: | 2004-12-17 08:08:26 | Last modified: | 2005-03-04 09:54:29 |
| Access level: | the public | Released: | 2004-12-17 08:08:26 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 11728. | J. Manivit, Y.-M. Le Nindre, and D. Vaslet. 1990. Le Jurassique D`Arabie Centrale. Document du BRGM 4(194):25-519 [F. Fursich/S. Hicks/W. Kiessling] |