Barro Alto, Tiarajú District: Roadian - Capitanian, Brazil

List of taxa
Where & when
Taphonomy & methods
Metadata & references
Taxonomic list
Amphibia - Temnospondyli
Temnospondyli indet. (von Zittel 1887)
Martinelli et al. 2017
Archosauromorpha indet. (Huene 1946)
Martinelli et al. 2017 1 individual
UFRGS-PV-0546-P, distal portion of left humerus
Reptilia - Anomodontia
Tiarajudens eccentricus n. gen., n. sp. Cisneros et al. 2011
see common names

Country:Brazil State/province:Rio Grande do Sul County:São Gabriel
Coordinates: 30.3° South, 54.4° West (view map)
Paleocoordinates:46.6° South, 29.7° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Period:Permian Epoch:Guadalupian
10 m.y. bin:Permian 3
Key time interval:Roadian - Capitanian
Age range of interval:272.30000 - 259.90000 m.y. ago
Formation:Rio do Rasto Member:Morro Pelado
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology: conglomerate
Environment:terrestrial indet.
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:selective quarrying,sieve,field collection
Reason for describing collection:taxonomic analysis
Collection method comments: Vertebrate Paleontology Collection (PV) of the Departamento de Paleontologia e Estratigrafia, Instituto de Geociências, Universidade Federal do Rio Grande do Sul (UFRGS)
Database number:106558
Authorizer:J. Alroy, R. Butler Enterer:J. Alroy, R. Butler
Modifier:R. Butler Research group:vertebrate
Created:2011-03-25 21:38:09 Last modified:2017-06-29 10:25:21
Access level:the public Released:2011-03-25 21:38:09
Creative Commons license:CC BY
Reference information

Primary reference:

35634. J. C. Cisneros, F. Abdala, B. S. Rubidge, P. C. Dentzien-Dias, and A. Oliveira Bueno. 2011. Dental occlusion in a 260-million-year-old therapsid with saber canines from the Permian of Brazil. Science 331:1603-1605 [J. Alroy/J. Alroy]

Secondary references:

57823 A. G. Martinelli, H. Francischini, P. C. Dentzien-Dias, M. Soares, and C. L. Schultz. 2017. The oldest archosauromorph from South America: postcranial remains from the Guadalupian (mid-Permian) Rio do Rasto Formation (Paraná Basin), southern Brazil. Historical Biology 29(1):76-84 [R. Butler/R. Butler/R. Butler]