Djebel Mech Irdane. Banc 123: Early Givetian, Morocco
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Proetida
- Proetidae
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Orbitoproetus (Helmutia) rissanensis
Feist and Orth 2000
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Trilobita
- Phacopida
- Phacopidae
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Chotecops cf. zizensis
Alberti 1983
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see common names |
Geography
Country: | Morocco |
Coordinates: | 31.3° North, 4.3° West (view map) |
Paleocoordinates: | 45.4° South, 17.4° East |
Time
Period: | Devonian | Epoch: | Middle Devonian |
Stage: | Givetian | 10 m.y. bin: | Devonian 3 |
Key time interval: | Early Givetian | Conodont zone: | Polygnathus hemiansatus |
Age range of interval: | 387.7 - 385.9 m.y. ago |
Stratigraphy
Formation: | Bou Tchrafine |
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | shelly/skeletal calcareous "limestone" |
Lithology description: calcaire marneux à styliolines (marly limestone with styliolines). | |
Environment: | shallow subtidal indet. |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Reason for describing collection: | taxonomic analysis |
Metadata
Database number: | 234948 | ||
Authorizer: | P. Wagner | Enterer: | P. Wagner | Research group: | marine invertebrate |
Created: | 2024-05-23 22:57:52 | Last modified: | 2024-05-23 22:57:52 |
Access level: | the public | Released: | 2024-05-23 22:57:52 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
71742. | R. Feist and B. Orth. 2000. Trilobites de la limite Eifélien/Givétien de la région stratotypique (Tafilalet, Maider, Maroc). Proceedings of the Subcommission on Devonian Stratigraphy (SDS)–IGCP 421 Morocco Meeting 20:78-91 [P. Wagner/P. Wagner/P. Wagner] |