Cerro Redondo, 117-118 m above the "Banco Verde" : Riochican, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Chelonia indet.
(Latreille 1800)
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1 specimen | |||||||||
| Carapace fragment | ||||||||||
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= Chelidae indet.
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de Broin and de la Fuente 1993 | |||||||||
| MACN | ||||||||||
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Mammalia
- Notoungulata
- Notopithecidae
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? Notopithecidae indet.
Ameghino 1897
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1 specimen | |||||||||
| Lower jaw fragment | ||||||||||
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Mammalia
- Notoungulata
- Isotemnidae
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Isotemnidae indet.
Ameghino 1897
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1 specimen | |||||||||
| Lower molar | ||||||||||
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Mammalia
- Cingulata
- Dasypodidae
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Dasypodidae indet.
(Gray 1821)
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2 specimens | |||||||||
| Scutes | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Chubut |
| Coordinates: | 45.3° South, 67.0° West (view map) | ||
| Paleocoordinates: | 47.9° South, 56.7° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | outcrop |
Time
| Period: | Paleogene | Epoch: | Paleocene |
| Stage: | Thanetian | 10 m.y. bin: | Cenozoic 1 |
| Key time interval: | Riochican | Mammal zone: | Riochican |
| Age range of interval: | 56.90000 - 56.00000 m.y. ago |
Stratigraphy
| Geological group: | Río Chico | Formation: | Koluel Kaike | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Unit 'm', 117-118 metres above the top of the "Banco Negro Inferior."
Ernestokokenia Faunal Zone of Simpson (1935), Riochican SALMA, Koluel Kaike Formation, early Eocene (see Woodburne et al. 2014) | |||||
Lithology and environment
| Primary lithology: | gray sandstone |
| Includes fossils? | Y |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection excludes: | all macrofossils |
| Collection methods: | survey of museum collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 175728 | ||
| Authorizer: | R. Butler, E. Vlachos | Enterer: | R. Butler, E. Vlachos |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2016-01-06 19:31:48 | Last modified: | 2022-10-07 16:18:19 |
| Access level: | the public | Released: | 2016-01-06 19:31:48 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 57551. | G. G. Simpson. 1935. Occurrence and relationships of the Rio Chico fauna of Patagonia. American Museum Novitates 818:1-21 [R. Butler/R. Butler] |
Secondary references:
| 42415 | F. de Broin and M. de la Fuente. 1993. Les tortues fossiles d'Argentine: synthese [The fossil turtles of Argentina: synthesis]. Annales de Paléontologie (Invertebrés-Vertebrés) 79(3):169-232 [R. Benson/R. Benson/M. Carrano] | |
| 57561 | M. O. Woodburne, F. J. Goin, M. Bond, A. A. Carlini, J. N. Gelfo, G. M. López, A. Iglesias and A. N. Zimicz. 2014. Paleogene Land Mammal Faunas of South America; a Response to Global Climatic Changes and Indigenous Floral Diversity. Journal of Mammalian Evolution 21:1-73 [R. Butler/R. Butler] |