Addar 140, Cap Ghir: Valanginian, Morocco
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Neocomitidae
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Kilianella lucensis
(Sayn 1907)
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| see common names | |||||||
Geography
| Country: | Morocco | State/province: | Agadir |
| Coordinates: | 30.6° North, 9.7° West (view map) | ||
| Paleocoordinates: | 25.6° North, 4.4° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Valanginian | 10 m.y. bin: | Cretaceous 1 |
| Key time interval: | Valanginian | ||
| Age range of interval: | 139.8 - 132.6 m.y. ago |
Stratigraphy
| Local bed: | 140 | ||||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: fossils come from Busnardoites campylotoxus subzone | |||||
Lithology and environment
| Primary lithology: | concretionary argillaceous,sandy "limestone" |
| Secondary lithology: | sandy marl |
| Includes fossils? | Y |
| Lithology description: "...two units are readily distinguished in the field. the lower unit, the proper 'Calcaires marneux d'Agroud Oudar' of Duffad et al (1966) is composed of wavy to nodular limestones densely interbedded with sandy marl. the upper unit is a heterogeneous succession of sandy marls containing scattered beds of limestone and quartz sandstone with its lower part and laterally persistent beds of strong bioturbated heterolithic sandstone further up-section." | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
| Collection method comments: in collections National Museum of Natural History at Leiden, The Netherlands | |
| Taxonomic list comments:"The sections are generally fossiliferous with abundant brachiopods, bivalves, ammonites and other invertebrates." | |
Metadata
| Database number: | 37856 | ||
| Authorizer: | J. Alroy | Enterer: | E. Leckey |
| Modifier: | E. Leckey | Research group: | marine invertebrate |
| Created: | 2004-03-25 15:37:26 | Last modified: | 2004-03-25 17:37:27 |
| Access level: | the public | Released: | 2004-03-25 15:37:26 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 7668. | M. G. E. Wippich. 2003. Valanginian (Early Cretaceous ) ammonite faunas from the western High Atlas, Morocco, and the recognition of western Mediterranean 'standard' zones. 24:357-374 [J. Alroy/E. Leckey/E. Leckey] |