Curso inferior del Arroyo Chasico: Chasicoan, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Notoungulata
- Toxodontidae
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Palaeotoxodon nazari n. sp.
Cabrera and Kraglievich 1931
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| Palaeotoxodon? nazari. Type: MLP 12-1667 | ||||||||||
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Ocnerotherium intermedium
Pascual 1954
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| MLP 31-XII-10-1 | ||||||||||
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Hemixotodon chasicoensis n. sp.
Cabrera and Kraglievich 1931
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| Holotype: MLP 12-2179 | ||||||||||
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Mammalia
- Panameriungulata
- Macraucheniidae
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Theosodon hystatus
Cabrera and Kraglievich 1931
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Schmidt and Ferrero 2014 | |||||||||
| Holotype: MLP 29-IX-1-75, mandible and partial right maxilla | ||||||||||
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Theosodon hystatus
Cabrera and Kraglievich 1931
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Schmidt and Ferrero 2014 | |||||||||
| Holotype: MLP 29-IX-1-75, mandible and partial right maxilla | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Buenos Aires | County: | Villarino |
| Coordinates: | 38.6° South, 63.0° West (view map) | ||||
| Paleocoordinates: | 38.2° South, 61.5° West (Wright 2013) | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Neogene | Epoch: | Miocene |
| Stage: | Tortonian | 10 m.y. bin: | Cenozoic 6 |
| Key time interval: | Chasicoan | ||
| Age range of interval: | 10 - 8 m.y. ago |
Stratigraphy
| Formation: | Arroyo Chasico |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 206418 | ||
| Authorizer: | P. Mannion | Enterer: | M. Kouvari, G. Varnham |
| Created: | 2019-11-15 06:32:36 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2019-11-15 06:32:36 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 70934. | R. Pascual. 1965. Los Toxodontidae (Toxodonta, Notoungulata) de la formacion Arroyo Chasico (Plioceno inferior) de la provincia de Buenos Aires. Caracteristicas geologicas. Ameghiniana 4(4):101-132 [P. Mannion/M. Kouvari/M. Kouvari] |
Secondary references:
| 73121 | G. I. Schmidt and B. S. Ferrero. 2014. Taxonomic reinterpretation of Theosodon hystatus Cabrera and Kraglievich, 1931 (Litopterna, Macraucheniidae ) and phylogenetic relationships of the family. Journal of Vertebrate Paleontology 34(5):1231-1238 [P. Mannion/G. Varnham] |