Angosto de la Quesera bed 1: Furongian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
- Bellerophontida
- Tropidodiscidae
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Strepsodiscus austrinus n. sp.
Pinilla et al. 2008
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Trilobita
- Olenida
- Olenidae
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Angelina hyeronimi
(Kayser 1876)
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| Kayser | ||||||||||
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Parabolina (Neoparabolina) frequens
(Barrande 1868)
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| Barrande | ||||||||||
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unclassified
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Palaeophycus sp.
Hall 1847
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| see common names | ||||||||||
Geography
| Country: | Argentina |
| Coordinates: | 24.1° South, 66.0° West (view map) |
| Paleocoordinates: | 45.7° South, 127.5° West |
| Basis of coordinate: | stated in text |
| Geographic resolution: | small collection |
Time
| Period: | Cambrian | Epoch: | Furongian |
| 10 m.y. bin: | Cambrian 5 | ||
| Key time interval: | Furongian | ||
| Age range of interval: | 497 - 485.4 m.y. ago |
Stratigraphy
| Formation: | Lampazar | ||||
| Local section: | Angosto de la Quesera | Local bed: | 30 m | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: Parabolina frequens argentina Zone (uppermost Cambrian): so, Cambrian stage 10 | |||||
Lithology and environment
| Primary lithology: | "limestone" |
| Lithology description: Reddish-yellowish, fine-grained sandstone beds contain gastropods in association with numerous specimens of Hyolitha and Palaeophycus isp., as well as with well-preserved cranidia of the olenid trilobites Parabolina (Neoparabolina) frequens (BARRANDE) and Angelina hyeronimi (KAYSER). | |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | cast,original aragonite |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 85006 | ||
| Authorizer: | P. Wagner | Enterer: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2008-11-20 14:11:41 | Last modified: | 2008-11-20 16:11:41 |
| Access level: | the public | Released: | 2008-11-20 14:11:40 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 28531. | M. K. Pinilla, N. M. Sabattini, M. F. Tortello and G. F. Aceñolaza. 2008. A new species of Strepsodiscus Knight (Gastropoda, Bellerophontoidea) from the Upper Cambrian of Argentina. Neues Jahrbuch für Geologie und Paläontologies Abhandlungen 248(2):217-223 [P. Wagner/P. Wagner] |