L'Armorique Point section, bed 77c, Armorican Massif: Lochkovian, France
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Protozoa
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Cingulochitina ervensis
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Cingulochitina plusquelleci
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Margachitina tenuipes
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| Margachitina catenaria tenuipes | ||||||||||
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Urochitina simplex
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| see common names | ||||||||||
Geography
| Country: | France | State/province: | Finistere |
| Coordinates: | 48.4° North, 4.4° West (view map) | ||
| Paleocoordinates: | 51.0° South, 36.5° East | ||
| Basis of coordinate: | based on political unit | ||
| Geographic resolution: | small collection |
Time
| Period: | Devonian | Epoch: | Early/Lower Devonian |
| Stage: | Lochkovian | 10 m.y. bin: | Devonian 1 | *Epoch: | Lower Devonian |
| Key time interval: | Lochkovian | ||
| Age range of interval: | 419.20000 - 410.80000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | l'Armorique | ||||
| Local section: | L'Armorique Point | Local bed: | 77c | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: in the middle part of the southern section of L'Armorique Point | |||||
Lithology and environment
| Primary lithology: | "shale" |
| Lithology description: only lithologic information in the paper describes the sections as interbedded shales and bioclastic limestones; information entered below based on judgement from strat column illustrations | |
| Environment: | marine indet. |
Taphonomy
Collection methods and comments
| Collection excludes: | some macrofossils,some microfossils |
| Reason for describing collection: | biostratigraphic analysis |
| Taxonomic list comments:list is based on "the distribution of the main taxa" among conodonts, chitinozoans, brachiopods, and trilobites | |
Metadata
| Database number: | 6167 | ||
| Authorizer: | A. Miller | Enterer: | K. Layou |
| Modifier: | C. Ferguson | Research group: | marine invertebrate |
| Created: | 2000-02-01 11:13:46 | Last modified: | 2004-03-13 22:45:00 |
| Access level: | the public | Released: | 2000-11-20 13:53:29 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 388. | P. Morzadec, F. Paris, Y. Plusquellec, P. R. Rachebouef, and M. Weyant. 1991. La limite Lochkovien-Praguien (Devonien inferieur) dans le Massif armoricain: especes index et correlations. Comptes Rendus de l''Academie des Sciences, Serie II 313:901-908 [A. Miller/K. Layou/P. Wagner] |