south bank, Río Chico (MDT): Campanian - Maastrichtian, Argentina
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
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| 1 individual | ||||||||||
| MDT-Pv 4: 5 posterior dorsals, 6 sacrals, L ilium, 3 anterior caudals, R femur, R tibia, R fibula, pedal phalanges, 3 haemapophyses | ||||||||||
| Cerda et al. 2015 | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Argentina | State/province: | Chubut |
| Coordinates: | 45.6° South, 68.5° West (view map) | ||
| Paleocoordinates: | 46.2° South, 53.2° West (Wright 2013) | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Late Cretaceous |
| Stage: | Campanian - Maastrichtian | 10 m.y. bin: | Cretaceous 7 - Cretaceous 8 |
| Key time interval: | Campanian - Maastrichtian | ||
| Age range of interval: | 83.6 - 66 m.y. ago |
Stratigraphy
| Geological group: | Chubut | Formation: | Lago Colhué Huapi | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: formerly identified as Bajo Barreal Fm. | |||||
Lithology and environment
| Primary lithology: | not reported |
| Environment: | terrestrial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
| Temporal resolution: | snapshot |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection methods: | surface (in situ),field collection |
| Reason for describing collection: | general faunal/floral analysis |
| Museum repositories: | FMNH |
Metadata
| Also known as: | Rio Chico, Lago Colhue Huapi | ||
| Database number: | 219533 | ||
| Authorizer: | M. Carrano | Enterer: | M. Carrano |
| Modifier: | F. Aspromonte | Research group: | vertebrate |
| Created: | 2021-04-13 09:26:37 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2021-04-13 09:26:37 |
| Creative Commons license: | CC0 | ||
Reference information
Primary reference:
| 76390. | G. Casal, R. Martínez, M. Luna, E. Ivany, and L. Ibiricu. 2010. Un nuevo titanosaurio articulado de la Formación Bajo Barreal, Cretácico Superior tardío del Sur de Chubut. Aspectos ambientales y tafonómicos [A new articulated titanosaur in the Bajo Barreal Formation, late Upper Cretaceous of southern Chubut. Environmental and taphonomic aspects]. XXV Jornadas Argentinas de Paleontología de Vertebrados. Resúmenes. Ameghiniana 47(4 (suppl.)):6R [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 76410 | G. A. Casal, J. O. Allard, and N. Foix. 2015. Análisis estratigráfico y paleontológico del Cretácico Superior en la Cuenca del Golfo San Jorge: nueva unidad litoestratigráfica para el Grupo Chubut [Stratigraphic and paleontological analysis of the Upper Cretaceous in the Golfo San Jorge Basin: a new lithostratigraphic unit for the Chubut Group]. Revista de la Asociación Geológica Argentina 72(1):77-95 [M. Carrano/M. Carrano] | |
| 76392 | I. A. Cerda, G. A. Casal, R. D. Martínez and L. M. Ibiricu. 2015. Histological evidence for a supraspinous ligament in sauropod dinosaurs. Royal Society Open Science 2:150369:1-17 [M. Carrano/M. Carrano] | |
| 87818 | L. M. Ibiricu, G. A. Casal, R. D. Martínez, B. N. Alvarez, and S. F. Poropat. 2020. New materials and an overview of Cretaceous vertebrates from the Chubut Group of the Golfo San Jorge Basin, central Patagonia, Argentina. Journal of South American Earth Sciences 98:102460 [E. Vlachos/F. Aspromonte/P. Mannion] |