Estancia Viento Fuerte: Late Cenomanian - Early Turonian, Argentina
collected by UNPSJB/University of Pennsylvania 1998, 2000
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Reptilia
- Megaraptoridae
|
||||||||||
| 1 specimen | ||||||||||
| UNPSJB-PV 944, partial skeleton | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Chubut |
| Coordinates: | 45.0° South, 69.3° West (view map) | ||
| Paleocoordinates: | 44.4° South, 35.9° West (Wright 2013) | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Cenomanian - Turonian | 10 m.y. bin: | Cretaceous 5 - Cretaceous 6 |
| Key time interval: | Late Cenomanian - Early Turonian | ||
| Age range of interval: | 100.5 - 89.8 m.y. ago |
Stratigraphy
| Geological group: | Chubut | Formation: | Bajo Barreal | Member: | Lower |
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Upper part of Lower Member of Bajo Barreal Formation, approx. Cenomanian-Turonian boundary | |||||
Lithology and environment
| Primary lithology: | claystone |
| Secondary lithology: | brown,gray mudstone |
| Includes fossils? | Y |
| Lithology description: claystones and gray-brown mudstones | |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Degree of concentration: | dispersed |
| Size of fossils: | macrofossils |
| Spatial orientation: | random |
| Preservation of anatomical detail: | good |
| Abundance in sediment: | few |
| Articulated whole bodies: | none |
| Associated major elements: | some |
| Disassociated major elements: | some |
| Disassociated minor elements: | none |
| Fragmentation: | occasional |
| Bioerosion: | none |
| Encrustation: | none |
| Temporal resolution: | snapshot |
Collection methods and comments
| Collection methods: | selective quarrying,surface (in situ),mechanical,field collection | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Collectors: | UNPSJB/University of Pennsylvania | Collection dates: | 1998, 2000 |
| Collection method comments: UNPSJB-PV, Universidad Nacional de la Patagonia San Juan Bosco, Comodoro Rivadavia,
Argentina | |||
Metadata
| Also known as: | Cañadón de las Horquetas | ||
| Database number: | 234017 | ||
| Authorizer: | E. Vlachos | Enterer: | F. Aspromonte |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2024-03-12 13:13:48 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2024-03-12 13:13:48 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 87816. | M. C. Lamanna, G. A. Casal, R. D. Martínez and L. M. Ibiricu. 2020. Megaraptorid (Theropoda: Tetanurae) partial skeletons from the Upper Cretaceous Bajo Barreal Formation of central Patagonia, Argentina: implications for the evolution of large body size in Gondwanan megaraptorans. Annals of Carnegie Museum 86(3):255-294 [E. Vlachos/F. Aspromonte/M. Carrano] |