Gran Barranca Deseadan: Deseadan, Argentina
collected by C. Ameghino
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Sparassodonta
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Australohyaena antiqua
(Ameghino 1894)
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Forasiepi et al. 2015 | 1 specimen | ||||||||
| MACN A 52-384, left m3. See also ref. 6192. | ||||||||||
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Mammalia
- Notoungulata
- Leontiniidae
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Henricofilholia lustrata n. sp.
Ameghino 1901
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| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Chubut |
| Coordinates: | 45.7° South, 68.7° West (view map) | ||
| Paleocoordinates: | 46.9° South, 61.2° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | local area |
Time
| 10 m.y. bin: | Cenozoic 4-5 | ||
| Key time interval: | Deseadan | Mammal zone: | Deseadan |
| Age range of interval: | 28.9 - 20.9 m.y. ago |
Stratigraphy
| Formation: | Sarmiento | Member: | Upper Puesto Almendra | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Unit 3 of the Upper Puesto Almendra Member at Gran Barranca, Chubut.
Deseadan SALMA, Late Oligocene (Woodburne et al. 2014). | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection methods: | survey of museum collection |
| Reason for describing collection: | general faunal/floral analysis |
| Collectors: | C. Ameghino |
Metadata
| Also known as: | Couches à Pyrotherium, Pyrotherium beds, Piso Pyrotheriense | ||
| Database number: | 176235 | ||
| Authorizer: | J. Zijlstra | Enterer: | J. Zijlstra |
| Modifier: | M. Kouvari | Research group: | vertebrate |
| Created: | 2016-02-03 09:42:33 | Last modified: | 2020-09-19 09:56:35 |
| Access level: | the public | Released: | 2016-02-03 09:42:33 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 57906. | A. M. Ribeiro, G. M. López, and M. Bond. 2010. The Leontiniidae (Mammalia, Notoungulata) from the Sarmiento Formation at Gran Barranca, Chubut Province, Argentina. In R. H. Madden, A. A. Carlini, M. G. Vucetich, R. F. Kay (eds.), The Paleontology of Gran Barranca: Evolution and Environmental Change through the Middle Cenozoic of Patagonia 170-181 [J. Zijlstra/J. Zijlstra/J. Zijlstra] |
Secondary references:
| 58304 | A. M. Forasiepi, M. J. Babot, and N. Zimicz. 2015. Australohyaena antiqua (Mammalia, Metatheria, Sparassodonta), a large predator from the Late Oligocene of Patagonia. Journal of Systematic Palaeontology 13(6):503-525 [J. Zijlstra/J. Zijlstra/P. Mannion] | |
| 6192 | 5% 33860 | B. Patterson and L. G. Marshall. 1978. The Deseadan, Early Oligocene, Marsupialia of South America. Fieldiana Geology 41(2):1-100 [J. Alroy/J. Wertheim/J. Wertheim] |