Djebel Bent Saidane east, bed 3: Margaritatus, Tunisia
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Hildoceratidae
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Arieticeras sp.
Seguenza 1885
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Protogrammoceras kurrianum
(Oppel 1862)
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Cephalopoda
- Ammonitida
- Lytoceratidae
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Zaghouanites bettonii
(Fucini 1920)
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| (2 measurements) | ||||||||||
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Cephalopoda
- Ammonitida
- Dactylioceratidae
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Aveyroniceras cf. medolense
(Hauer 1861)
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| (2 measurements) | ||||||||||
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Bettoniceras aff. mortilleti
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Bettoniceras sp.
Wiedenmayer 1977
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| see common names | ||||||||||
Geography
| Country: | Tunisia |
| Coordinates: | 36.2° North, 10.0° East (view map) |
| Paleocoordinates: | 24.5° North, 11.7° East |
| Basis of coordinate: | based on nearby landmark |
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Early/Lower Jurassic |
| Stage: | Pliensbachian | 10 m.y. bin: | Jurassic 2 |
| Key time interval: | Margaritatus | Ammonoid zone: | Algovianum |
| Age range of interval: | 192.90000 - 184.20000 m.y. ago |
Stratigraphy
| Formation: | Staa |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | shelly/skeletal,gray lithified "limestone" |
| Lithology description: Dark gray crinoidal limestone | |
| Environment: | open shallow subtidal |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: Repository: Service de la Carte Géologiue de Tunisie | |
Metadata
| Database number: | 170547 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2015-06-23 19:48:45 | Last modified: | 2015-06-23 19:48:45 |
| Access level: | the public | Released: | 2015-06-23 19:48:45 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 55572. | M. Rakús and J. Guex. 2002. Les ammonites du jurassique inférieur et moyen de la dorsal tunisienne. Mémoires de Géologie (Lausanne) 39:1-149 [M. Clapham/M. Clapham/M. Clapham] |