MACN Gran Barranca 1: Mustersan, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Gastropoda
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Bulimus lutescens
King and Broderip 1831
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Gastropoda
- Heterostropha
- Charopidae
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Gyrocochlea sp.
Hedley 1924
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| cf. Gyrocochlea ? mirablilis | ||||||||||
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Stephadiscus sp.
Hylton Scott 1981
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| cf. Stephadiscus celinae | ||||||||||
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Colhueconus simpsoni
Miquel and Bellosi 2010
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Rotadiscus sp.
Pilsbry 1926
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| cf. Rotadiscus amancaezensis | ||||||||||
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Lilloiconcha sp.
Weyrauch 1965
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| cf. Lilloiconcha gordurasensis | ||||||||||
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Stephanoda ? mazzonii
Miquel and Bellosi 2004
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Zilchogyra informal sp. A
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Zilchogyra informal sp. B
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Radiodiscus sp.
Pilsbry 1906
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| cf. Radiodiscus riochicoensis | ||||||||||
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Gastropoda
- Heterostropha
- Odontostomidae
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Helix dentata
Wood 1828
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| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Chubut |
| Coordinates: | 42.9° South, 71.3° West (view map) | ||
| Paleocoordinates: | 45.4° South, 61.6° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Eocene |
| 10 m.y. bin: | Cenozoic 2 | ||
| Key time interval: | Mustersan | ||
| Age range of interval: | 47.9 - 41.9 m.y. ago |
Stratigraphy
| Formation: | Sarmiento |
| Stratigraphic resolution: | formation |
Lithology and environment
| Primary lithology: | "volcaniclastic" |
| Lithology description: Gastropods are found in paleosols and massive pyroclastic mudstones | |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 105837 | ||
| Authorizer: | J. Sessa | Enterer: | L. Eccles |
| Modifier: | J. Sessa | ||
| Created: | 2011-02-26 02:56:11 | Last modified: | 2011-03-02 22:22:22 |
| Access level: | the public | Released: | 2011-02-26 02:56:11 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 35328. | S. E. Miquel and E. S. Bellosi. 2010. Middle Eocene - Oligocene gastropods of the Sarmiento Formation, central Patagonia. In R. H. Madden, A. A. Carlini, M. G. Vucetich and R. F. Kay (eds.), The Paleontology of Gran Barranca [J. Sessa/L. Eccles/L. Eccles] |