Shale and Limestone at Taggourt-Izzem: Pridoli, Morocco
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Crinoidea
- Monobathrida
- Scyphocrinitidae
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cf. Scyphocrinites elegans
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Bivalvia
- Cyrtodontida
- Antipleuridae
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Panenka princeps
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Panenka inflexa
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Dualina conica
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Bivalvia
- Cyrtodontida
- Stolidotidae
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Mila complexa
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Bivalvia
- Cyrtodontida
- Cardiolidae
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Cardiola bohemica
Barrande 1881
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| recombined as Cardiolita bohemica | |||||||
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Cardiola interrupta
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Bivalvia
- Cyrtodontida
- Praecardiidae
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Praecardium tranquillum
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Cephalopoda
- Oncocerida
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Cyrtoceras sp.
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Cephalopoda
- Orthocerida
- Orthoceratidae
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Orthoceras sp.
Breynius 1832
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Trilobita
- Phacopida
- Cheiruridae
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Cheirurus cf. quenstedti
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| see common names | |||||||
Geography
| Country: | Morocco |
| Coordinates: | 33.3° North, 5.5° West (view map) |
| Paleocoordinates: | 66.9° South, 24.9° East |
| Basis of coordinate: | based on political unit |
| Geographic resolution: | local area |
Time
| Period: | Silurian | Epoch: | Pridoli |
| 10 m.y. bin: | Silurian 2 | ||
| Key time interval: | Pridoli | ||
| Age range of interval: | 423.00000 - 419.20000 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: "The presence of Scyphocrinites elegans suggests a possible Pridoli age for the limestone bearing this assemblage." | |||||
Lithology and environment
| Primary lithology: | "shale" |
| Secondary lithology: | "limestone" |
| Includes fossils? | Y |
| Lithology description: "limestone interbed with shale" | |
| Environment: | marine indet. |
| Geology comments: Some 500 km NW of Pridoli shoreline, according to paleogeographic map of ref. 7455. | |
Taphonomy
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 27336 | ||
| Authorizer: | M. Foote | Enterer: | M. Foote |
| Modifier: | M. Foote | Research group: | marine invertebrate |
| Created: | 2002-12-02 12:11:35 | Last modified: | 2006-09-13 14:01:03 |
| Access level: | the public | Released: | 2002-12-02 12:11:35 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 7455. | W. B. N. Berry and A. J. Boucot. 1973. Correlation of the African Silurian rocks. Geological Society of America Special Paper 147:1-83 [M. Foote/M. Foote/M. Foote] |