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São Gabriel is a municipality in the state
Rio Grande do SulRio Grande do Sul is the southernmost state in Brazil, and the state with the fifth highest Human Development Index in the country. In this state is located the southernmost city in the country, Chuí, on the border with Uruguay. In the region of Bento Gonçalves and Caxias do Sul, the largest wine...
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BrazilBrazil , officially the Federative Republic of Brazil , is the largest country in South America. It is the world's fifth largest country, both by geographical area and by population with over 192 million people...
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It's the birthplace of the Field Marshal Mascarenhas de Morais and
Baron of CandiotaLuís Gonçalves das Chagas, Baron of Candiota was a Brazilian landowner, military leader and noble.Born in Rio Grande do Sul, Brazil's southernmost state, Chagas was the owner of several estancias in the municipalities of Santa Maria, São Gabriel and Bagé...
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Paleontology
This city belongs to the
geoparkA Geopark is defined by the United Nations Educational, Scientific and Cultural Organization in its UNESCO Geoparks International Network of Geoparks programme as follows:...
of
PaleorrotaPaleorrota , is a geopark located in the center of the Brazilian state of Rio Grande do Sul. The rocks and fossils found along the route date back to the times when there was only one supercontinent Pangaea....
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In the vicinity of the city of São Gabriel
fossilFossils are the preserved remains or traces of animals , plants, and other organisms from the remote past...
s of ancient
amphibianAmphibians , are a class of vertebrate animals including animals such as toads, frogs, caecilians, and salamanders. They are characterized as non-amniote ectothermic tetrapods...
s and
reptileReptiles are members of a class of air-breathing, ectothermic vertebrates which are characterized by laying shelled eggs , and having skin covered in scales and/or scutes. They are tetrapods, either having four limbs or being descended from four-limbed ancestors...
s whose ages range from the
PermianThe PermianThe term "Permian" was introduced into geology in 1841 by Sir Sir R. I. Murchison, president of the Geological Society of London, who identified typical strata in extensive Russian explorations undertaken with Edouard de Verneuil; Murchison asserted in 1841 that he named his "Permian...
to the
TriassicThe Triassic is a geologic period and system that extends from about 250 to 200 Mya . As the first period of the Mesozoic Era, the Triassic follows the Permian and is followed by the Jurassic. Both the start and end of the Triassic are marked by major extinction events...
have been found .
Three
vertebrateVertebrates are animals that are members of the subphylum Vertebrata . Vertebrates are the largest group of chordates, with currently about 58,000 species described. Vertebrates include the jawless fishes, bony fishes, sharks and rays, amphibians, reptiles, mammals, and birds...
-bearing geological formations and localities are as follows:
- Irati Formation
Irati Formation is the name of a geological formation of Brazil.It has previously been dated as Upper Permian using palynomorphs but is now dated as Lower Permian using zircon ages obtained from bentonite layers...
(Passo São Borja). Age: Early PermianThe PermianThe term "Permian" was introduced into geology in 1841 by Sir Sir R. I. Murchison, president of the Geological Society of London, who identified typical strata in extensive Russian explorations undertaken with Edouard de Verneuil; Murchison asserted in 1841 that he named his "Permian...
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- Rio do Rastro Formation
The Rio do Rastro Formation is a sedimentary rock formation found in the states of southern Brazil. Mainly in the states of Santa Catarina, Paraná and Rio Grande do Sul . Received this name of the Serra do Rio do Rastro. The Upper Permian age....
(Posto Queimado). Age: Late PermianThe PermianThe term "Permian" was introduced into geology in 1841 by Sir Sir R. I. Murchison, president of the Geological Society of London, who identified typical strata in extensive Russian explorations undertaken with Edouard de Verneuil; Murchison asserted in 1841 that he named his "Permian...
and/or Early TriassicThe Early Triassic is the first of three epochs of the Triassic period of the geologic timescale. It spans the time between 251 ± 0.4 Ma and 245 ± 1.5 Ma . Rocks from this epoch are collectively known as the Lower Triassic, which is a unit in chronostratigraphy...
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- Sanga do Cabral Formation
right|350px|thumb|Sanga do Cabral Formation. Source: [[UFSM]].The Sanga do Cabral Formation is a sedimentary rock formation found in Rio Grande do Sul, Brazil.This rock formation is located in geopark of paleorrota, and is located to the south of Geopark...
(Abandoned railroad between Dilermando de Aguiar- Paleontology :This city belongs to the geopark of Paleorrota. In this city there are outcrops of Sanga do Cabral Formation, the . Early Triassic age.-See also:...
and São Gabriel). Age: Late TriassicThe Late Triassic is in the geologic timescale the third and final of three epochs of the Triassic period. The corresponding series is known as the Upper Triassic. In the past it was sometimes called the Keuper, after a German lithostratigraphic group that has a roughly corresponding age...
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