El Anfiteatro, La Bajada sector: Middle Turonian - Late/Upper Turonian, Argentina
collected 2003
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Abelisauridae
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Carcharodontosauridae indet.
Stromer 1931
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1 specimen | |||||||||
| Endemas PV2 | ||||||||||
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= cf. Carcharodontosauridae indet.
Stromer 1931
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Salgado et al. 2009 | |||||||||
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= Abelisauridae indet.
Bonaparte and Novas 1985
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Meso et al. 2021 | |||||||||
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Reptilia
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? Abelisauria indet.
Novas 1992
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5 specimens | |||||||||
| Endemas PV3, 4, 5, 8, 10 | ||||||||||
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= cf. Abelisauria indet.
Novas 1992
|
Salgado et al. 2009 | |||||||||
| synonym of Abelisauroidea | ||||||||||
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Reptilia
- Spinosauridae
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Spinosauridae indet.
Stromer 1915
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1 specimen | |||||||||
| Endemas PV6 | ||||||||||
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= cf. Spinosauridae indet.
Stromer 1915
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Salgado et al. 2009 | |||||||||
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Reptilia
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Coelurosauria indet.
(Huene 1914)
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Salgado et al. 2009 | 1 specimen | ||||||||
| Endemas PV7 | ||||||||||
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Titanosauria indet.
Bonaparte and Coria 1993
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1 specimen | |||||||||
| Endemas PV1 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Río Negro |
| Coordinates: | 39.3° South, 68.5° West (view map) | ||
| Paleocoordinates: | 45.4° South, 46.6° West | ||
| Basis of coordinate: | stated in text | ||
| Altitude: | 653 meters | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
| Stage: | Turonian | 10 m.y. bin: | Cretaceous 6 |
| Key time interval: | Middle Turonian - Late/Upper Turonian | ||
| Age range of interval: | 93.90000 - 89.80000 m.y. ago |
Stratigraphy
| Geological group: | Neuquén | Formation: | Cerro Lisandro |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | red claystone |
| Secondary lithology: | medium,green,yellow sandstone |
| Lithology description: "red claystones with alternations of medium-grained sandstones with colors varying between green and yellow" | |
| Environment: | fluvial indet. |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | mesofossils |
| Preservation of anatomical detail: | good |
| Disassociated major elements: | all |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | general faunal/floral analysis | Collection dates: | 2003 |
Metadata
| Database number: | 61237 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2006-05-31 20:19:07 | Last modified: | 2012-07-31 15:18:03 |
| Access level: | the public | Released: | 2006-05-31 20:19:07 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17599. | ETE | J. I. Canudo, L. Salgado, J. L. Barco, R. Bolatti, and J. I. Ruiz-Omeñaca. 2004. Dientes de dinosaurios terópodos y saurópodos de la Formación Cerro Lisandro (Cenomaniense superior-Turoniense inferior, Cretácico superior) en Río Negro (Argentina) [Theropod and sauropod dinosaur teeth from the Cerro Lisandro Formation (upper Cenomanian-lower Turonian, Upper Cretaceous) in Río Negro (Argentina)]. Geo-Temas 6(5):31-34 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 86551 | J. G. Meso, R. D. Juárez Valieri, J. D. Porfiri, S. A. S. Correa, A. G. Martinelli, G. A. Casal, J. I. Canudo, F. Poblete, and D. Dos Santos. 2021. Testing the persistence of Carcharodontosauridae (Theropoda) in the Upper Cretaceous of Patagonia based on dental evidence. Cretaceous Research 125:104875 [M. Carrano/M. Carrano] | |
| 42518 | L. Salgado, J. I. Canudo, A. C. Garrido, J. I. Ruiz-Omeñaca, R. A. Coria, M. S. Fuente, J. L. Barco and R. Bollati. 2009. Upper Cretaceous vertebrates from El Anfiteatro area, Río Negro, Patagonia, Argentina. Cretaceous Research 30(3):767-784 [M. Carrano/M. Carrano] |