Barrancas Blancas: Early Oligocene, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Mammalia
- Panameriungulata
- Proterotheriidae
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Proterotheriidae indet.
Ameghino 1887
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| MPEF-PV 2571 | ||||||||||
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Mammalia
- Notoungulata
- Isotemnidae
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Isotemnidae indet.
Ameghino 1897
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| MPEF-PV 2562 | ||||||||||
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Mammalia
- Notoungulata
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Teushentherium camaronensis n. gen., n. sp.
Martínez et al. 2020
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Martínez et al. 2020 | |||||||||
| Holotype: MPEF-PV 2578, partial skull (palate and anterior snout) and mandible (horizontal rami) with almost complete dentition | ||||||||||
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Mammalia
- Notoungulata
- Leontiniidae
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Leontinia ? gaudryi
Ameghino 1894
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| MPEF-PV 2559-2561 | ||||||||||
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Mammalia
- Notoungulata
- Notohippidae
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Notohippidae indet.
Ameghino 1894
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| MPEF-PV 2554-2557 | ||||||||||
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Rhynchippus pumilus
Ameghino 1897
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| MPEF-PV 2558 | ||||||||||
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Mammalia
- Notoungulata
- Hegetotheriidae
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Hegetotheriidae indet.
Ameghino 1894
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| MPEF-PV 2570 | ||||||||||
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Mammalia
- Notoungulata
- Archaeohyracidae
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Pseudhyrax ? eutrachytheroides
Ameghino 1901
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| MPEF-PV 2568 and 2569 | ||||||||||
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Mammalia
- Notoungulata
- Interatheriidae
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Eopachyrucos pliciferus
Ameghino 1901
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| MPEF-PV 2564 | ||||||||||
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Proargyrohyrax curanderensis
Hitz et al. 2000
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| MPEF-PV 2565-2567 | ||||||||||
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Mammalia
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Pseudoglyptodon cf. chilensis
McKenna et al. 2006
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| MPEF-PV 2553 | ||||||||||
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Mammalia
- Cingulata
- Chlamyphoridae
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Prozaedyus sp.
(Ameghino 1891)
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| MPEF-PV 2549 | ||||||||||
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Mammalia
- Cingulata
- Dasypodidae
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Archaeutatus sp.
Ameghino 1902
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| MPEF-PV 2547 | ||||||||||
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Machlydotherium ater
Ameghino 1902
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| MPEF-PV 2552 | ||||||||||
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Meteutatus percarinatus
Ameghino 1902
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| MPEF-PV 2546 | ||||||||||
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Parutaetus cf. chilensis
Carlini et al. 2009
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| MPEF-PV 2548 | ||||||||||
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Mammalia
- Cingulata
- Glyptodontidae
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Glyptatelinae indet.
Castellanos 1932
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| MPEF-PV 2551 | ||||||||||
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Mammalia
- Cingulata
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Peltephilus undulatus
Ameghino 1897
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| MPEF-PV 2550 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Chubut |
| Coordinates: | 44.5° South, 66.0° West (view map) | ||
| Paleocoordinates: | 46.2° South, 57.3° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | small collection |
Time
| Period: | Paleogene | Epoch: | Oligocene |
| Stage: | Rupelian | 10 m.y. bin: | Cenozoic 4 |
| Key time interval: | Early Oligocene | ||
| Age range of interval: | 33.9 - 27.82 m.y. ago |
Stratigraphy
| Formation: | Sarmiento | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: lower section of the Sarmiento Formation | |||||
Lithology and environment
| Primary lithology: | sandstone |
| Includes fossils? | Y |
| Environment: | fluvial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Also known as: | Camarones | ||
| Database number: | 186572 | ||
| Authorizer: | P. Mannion | Enterer: | P. Mannion, G. Varnham |
| Modifier: | M. Kouvari | Research group: | vertebrate |
| Created: | 2017-06-26 11:13:05 | Last modified: | 2020-09-19 10:06:30 |
| Access level: | the public | Released: | 2017-06-26 11:13:05 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 62549. | M. T. Dozo, M. Ciancio, P. Bouza and G. Martínez. 2014. Nueva asociación de mamíferos del Paleógeno en el este de la Patagonia (provincia de Chubut, Argentina): implicancias biocronológicas y paleobiogeográficas. Andean Geology 41(1):224-247 [P. Mannion/P. Mannion] |
Secondary references:
| 81689 | G. Martínez, M. T. Dozo, J. N. Gelfo, M. R. Ciancio, and R. González-José. 2020. A new toxodont (Mammalia, Panperissodactyla, Notoungulata) from the Oligocene of Patagonia, Argentina, and systematic considerations on the paraphyletic ‘Notohippidae’. Journal of Systematic Palaeontology 18(24):1995-2013 [P. Mannion/G. Varnham/P. Mannion] |