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
Carnotaurus sastrei n. gen., n. sp. Bonaparte 1985
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:

16547ETE 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]