Marília Formation
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It has been suggested that this article should be split into a new article titled Serra da Galga Formation. (discuss) (October 2021) |
Marília Formation | |
---|---|
Stratigraphic range: Maastrichtian ~ | |
Type | Geological formation |
Unit of | Bauru Group |
Overlies | Uberaba Formation |
Lithology | |
Primary | Sandstone |
Other | Mudstone, siltstone, limestone |
Location | |
Coordinates | 19°36′S 48°00′W / 19.6°S 48.0°WCoordinates: 19°36′S 48°00′W / 19.6°S 48.0°W |
Approximate paleocoordinates | 23°06′S 33°54′W / 23.1°S 33.9°W |
Region | Goiás Minas Gerais São Paulo |
Country | Brazil |
Extent | Bauru Sub-basin, Paraná Basin |
Type section | |
Named for | Marília |
The Marília Formation is a geological formation in Goiás, Minas Gerais, and São Paulo states of southeastern Brazil. Its strata date back to the Maastrichtian, and are part of the Bauru Group.[1]
Dinosaur remains are among the fossils that have been recovered from the formation.[2]
Fossil content
Crurotarsans
Crocodylomorphs of the Marilia Formation | ||||||
---|---|---|---|---|---|---|
Genus | Species | Location | Notes | Images | ||
Itasuchus | I. jesuinoi | Area 2 | Basal notosuchian[3] | |||
Labidiosuchus | L. amicum | Serra do Veadinho, Area 2 | A notosuchian with bizarre dentition[4] | |||
Peirosaurus | P. torminni | Area 2 | A peirosaurid[3] | |||
Titanochampsa | T. iorii | A mesoeucrocodylian[5] | ||||
Uberabasuchus | U. terrificus | Serra do Veadinho, Area 2 | A peirosaurid[3] |
Ornithodirans
Three distinct titanosaurids denoted as forms A, B, and C have been found in Area 4.[3] Titanosaurine remains are known from Areas 1 and 2.[3] Indeterminate theropod remains known from Area 1.[3] Indeterminate maniraptor remains known from Area 1.[3] Indeterminate abelisaurid remains are known from Areas 1 and 2.[3] Indeterminate Carcharodontosaurid remains are known from Area 1.[3]
Dinosaurs of the Marilia Formation | ||||||
---|---|---|---|---|---|---|
Genus | Species | Location | Stratigraphic position | Material | Notes | Images |
Aeolosaurus[3] | Indeterminate | A titanosaurian[3] | ||||
Baurutitan | B. britoi | Area 1 | A titanosaurian[3] | |||
Kurupi | K. itaata | An abelisaurid[6] | ||||
"Lopasaurus"[7] | None given | A dromaeosaur. The holotype went missing shortly after 1980 and it has not been recovered since[7] | ||||
Trigonosaurus | T. pricei | Area 1 | A titanosaurian[3] | |||
Uberabatitan[8] | U. ribeiroi | A titanosaurian[3] | ||||
Ypupiara[7] | Y. lopai | A dromeosaur[7] |
See also
References
- ^ Marília Formation at Fossilworks.org
- ^ Weishampel et al., 2004, pp. 600-604
- ^ a b c d e f g h i j k l m n Candeiro, 2009
- ^ Kellner et al., 2011
- ^ Fachini, T.S.; Godoy, P.L.; Marsola, J.C.A.; Montefeltro, F.C.; Langer, M.C. (2022). "A large-sized mesoeucrocodylian from the Late Cretaceous of Brazil with possible neosuchian affinities". Historical Biology. doi:10.1080/08912963.2022.2122822.
- ^ Iori, Fabiano Vidoi; Araújo-Júnior, Hermínio Ismael de; Tavares, Sandra A. Simionato; Marinho, Thiago da Silva; Martinelli, Agustín G. (2021-09-04). "New theropod dinosaur from the late Cretaceous of Brazil improves abelisaurid diversity". Journal of South American Earth Sciences. 112: 103551. Bibcode:2021JSAES.11203551I. doi:10.1016/j.jsames.2021.103551. ISSN 0895-9811. S2CID 239682640.
- ^ a b c d Brum, Arthur Souza, Pêgas, Rodrigo Vargas, Bandeira, Kamila Luisa Nogueira, Souza, Lucy Gomes de, Campos, Diogenes de Almeida, & Kellner, Alexander Wilhelm Armin (2021). "A new unenlagiine (Theropoda, Dromaeosauridae) from the Upper Cretaceous of Brazil". Papers in Palaeontology. 7 (4): 2075–2099. doi:10.1002/spp2.1375. S2CID 238854675.
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: CS1 maint: uses authors parameter (link) - ^ Salgado & De Carvalho, 2008
Bibliography
- Vertebrates of the Marília Formation (late Maastrichtian) from the Peirópolis paleontological site: Toward a better understanding. Earth Sciences Research Journal 13. 6–15. Accessed 2019-02-16. . 2009.
- A new cretaceous notosuchian (Mesoeucrocodylia) with bizarre dentition from Brazil. Zoological Journal of the Linnean Society 163. S109–S115. Accessed 2019-02-16. ; ; , and . 2011.
- Uberabatitan ribeiroi, a new titanosaur from the Marília Formation (Bauru Group, Upper Cretaceous), Minas Gerais, Brazil. Palaeontology 51. 881–901. Accessed 2019-02-16. , and . 2008.
- The Dinosauria, 2nd edition, 1–880. Berkeley: University of California Press. Accessed 2019-02-21. ISBN 0-520-24209-2 ; , and . 2004.
Categories:
- CS1 maint: uses authors parameter
- Articles to be split from October 2021
- All articles to be split
- Coordinates not on Wikidata
- Marília Formation
- Geologic formations of Brazil
- Cretaceous Brazil
- Sandstone formations
- Mudstone formations
- Siltstone formations
- Limestone formations
- Fluvial deposits
- Lacustrine deposits
- Cretaceous paleontological sites of South America
- Paleontology in Brazil
- Landforms of Goiás
- Landforms of Minas Gerais
- Landforms of São Paulo (state)