Estancia Pocho Sastre, 8th Paleontological Expedition: Maastrichtian, Argentina
collected by J. F. Bonaparte 1984
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
- Abelisauridae
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Carnotaurus sastrei n. gen., n. sp.
Bonaparte 1985
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1 individual | |||||||||
MACN-CH 894, almost complete skeleton (9 measurements) | ||||||||||
see common names |
Geography
Country: | Argentina | State/province: | Chubut | County: | Telsen |
Coordinates: | 43.0° South, 67.5° West (view map) | ||||
Paleocoordinates: | 45.3° South, 56.0° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | small collection |
Time
Period: | Cretaceous | Epoch: | Late/Upper Cretaceous |
Stage: | Maastrichtian | 10 m.y. bin: | Cretaceous 8 |
*Period: | Late/Upper Cretaceous | *Epoch: | Senonian |
*International age/stage: | Campanian | ||
Key time interval: | Maastrichtian | ||
Age range of interval: | 72.10000 - 66.00000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | La Colonia | ||||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: "near top of Gorro Frigio Formation", described as "Albian or Cenomanian", but now considered La Colonia Formation
La Colonia Fm = Maastrichtian (Clyde et al. 2021) |
Lithology and environment
Primary lithology: | concretionary,hematitic "siliciclastic" |
Includes fossils? | Y |
Lithology description: embedded in a hematite concretion, but lithology not described | |
Environment: | terrestrial indet. |
Taphonomy
Modes of preservation: | body,mold/impression,concretion,soft parts |
Degree of concentration: | dispersed |
Size of fossils: | macrofossils |
Spatial orientation: | life position |
Preservation of anatomical detail: | good |
Articulated whole bodies: | all |
Fragmentation: | occasional |
Temporal resolution: | snapshot |
Spatial resolution: | autochthonous |
Collection methods and comments
Collection methods: | selective quarrying,mechanical,field collection | ||
Collection size: | 1 individuals | ||
Reason for describing collection: | taxonomic analysis | ||
Collectors: | J. F. Bonaparte | Collection dates: | 1984 |
Metadata
Also known as: | Carnotaurus type | ||
Database number: | 25534 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | P. Mannion | Research group: | vertebrate |
Created: | 2002-09-15 20:33:02 | Last modified: | 2021-05-19 03:52:14 |
Access level: | the public | Released: | 2002-09-15 20:33:02 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
13927. | ETE | J. F. Bonaparte. 1985. A horned Cretaceous carnosaur from Patagonia. National Geographic Research 1(1):149-151 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
16547 | ETE | J. F. Bonaparte. 1996. Cretaceous tetrapods of Argentina. Münchner Geowissenschaften Abhandlungen 30:73-130 [M. Carrano/M. Carrano/M. Carrano] |
7132 | J. F. Bonaparte, F. E. Novas, and R. A. Coria. 1990. Carnotaurus sastrei Bonaparte, the horned, lightly built carnosaur from the middle Cretaceous of Patagonia. Contributions in Science, Natural History Museum of Los Angeles County 416:1-42 [M. Carrano/M. Carrano/M. Carrano] |