La Juanita Estancia, Pablo site: Albian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Carcharodontosauridae
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| 1 individual | ||||||||||
| (1 measurement) | ||||||||||
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= Tyrannotitan chubutensis n. gen., n. sp.
Novas et al. 2005
|
Novas et al. 2005 | |||||||||
| MPEF-PV 1156: Partially articulated skeleton (R dentary w/2 complete teeth, L dentary, artic. dorsal vertebrae 2-7, dorsals 8?-11?, 14, sacral vertebra 1?, anterior caudal vertebra, L scapula & coracoid, R humerus, both radii, fragments of L ilium, both ischia & pubes, both femora, L fibula, 6 haemal arches & gastralia fragments) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Chubut |
| Coordinates: | 43.8° South, 68.8° West (view map) | ||
| Paleocoordinates: | 40.4° South, 28.9° West (Wright 2013) | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | outcrop |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Albian | 10 m.y. bin: | Cretaceous 4 |
| Key time interval: | Albian | ||
| Age range of interval: | 113.2 - 100.5 m.y. ago |
Stratigraphy
| Geological group: | Chubut | Formation: | Cerro Barcino | Member: | Cerro Castaño |
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Ages are found Krause et al. 2020 and Carballido et al. 2017. The contact zones between Puesto La Paloma and Cerros Castaño is approximately Aptian-Early Albian at ~118.5-110.8 Ma. | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
| Associated major elements: | all |
| Fragmentation: | occasional |
| Spatial resolution: | autochthonous |
Collection methods and comments
| Collection methods: | selective quarrying,mechanical,field collection |
| Reason for describing collection: | general faunal/floral analysis |
Metadata
| Also known as: | Cerro Barcino | ||
| Database number: | 38529 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | G. Varnham | Research group: | vertebrate |
| Created: | 2004-04-23 10:59:55 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2004-04-23 10:59:55 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 10337. | T. H. Rich, P. J. Vickers-Rich, F. E. Novas, R. Cuneo, P. Puerta and R. Vacca. 1998. Theropods from the "Middle" Cretaceous Chubut Group of the San Jorge Sedimentary Basin, central Patagonia. A preliminary note. GAIA 15:111-115 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 49769 | J. I. Canale, F. E. Novas, and D. Pol. 2013. Osteology and phylogenetic relationships of Tyrannotitan chubutensis Novas, de Valais, Vickers-Rich and Rich, 2005 (Theropoda: Carcharodontosauridae) from the Lower Cretaceous of Patagonia, Argentina. Historical Biology [P. Mannion/J. Tennant] | |
| 79276 | J. M. Krause, J. Ramezani, A. M. Umazano, D. Pol, J. L. Carballido, J. P. Sterli Puerta, N. R. Cúneo and E. S. Bellosi. 2020. High-resolution chronostratigraphy of the Cerro Barcino Formation (Patagonia): Paleobiologic implications for the mid-cretaceous dinosaur- rich fauna of South America. Gondwana Research 80:33-49 [P. Mannion/G. Varnham/G. Varnham] | |
| 17101 | ETE | F. E. Novas, S. de Valais, P. A. Vickers-Rich and T. H. Rich. 2005. A large Cretaceous theropod from Patagonia, Argentina, and the evolution of carcharodontosaurids. Naturwissenschaften 92:226-230 [M. Carrano/M. Carrano] |