The Tacuarembó Formation is a Late Jurassic (Kimmeridgian) geologic formation of the eponymous department in northern Uruguay. The fluvial to lacustrine sandstones, siltstones and mudstones preserve ichnofossils, turtles, crocodylomorphs, fish and invertebrates (bivalves and gastropods).
| Tacuarembó Formation | |
|---|---|
| Stratigraphic range: Kimmeridgian ~ | |
| Type | Geological formation |
| Sub-units | Batoví Member |
| Overlies | Buena Vista Formation |
| Lithology | |
| Primary | Sandstone |
| Other | Siltstone, mudstone |
| Location | |
| Coordinates | 31°42′S 56°00′W / 31.7°S 56.0°W |
| Approximate paleocoordinates | 40°12′S 15°42′W / 40.2°S 15.7°W |
| Region | Tacuarembó Department |
| Country |  Uruguay |
| Extent | Norte Basin |
| Type section | |
| Named for | Tacuarembó |
  Tacuarembó Formation (Uruguay) | |
Fossil content
editThe following fossils have been reported from the formation:[1]
See also
editReferences
edit- ^ Tacuarembó Formation at Fossilworks.org
- ^ Fortier et al., 2011
- ^ Perea et al., 2014
- ^ Soto & Perea, 2008
- ^ Soto, Matías; Toriño, Pablo; Perea, Daniel (2020-11-01). "Ceratosaurus (Theropoda, Ceratosauria) teeth from the Tacuarembó Formation (Late Jurassic, Uruguay)". Journal of South American Earth Sciences. 103: 102781. Bibcode:2020JSAES.10302781S. doi:10.1016/j.jsames.2020.102781. ISSN 0895-9811. S2CID 224842133.
- ^ a b c d Perea et al., 2003
- ^ a b c d e f g Soto & Perea, 2010
- ^ Perea, Daniel; Soto, Matías; Veroslavsky, Gerardo; Martínez, Sergio; Ubilla, Martín (2009). "A Late Jurassic fossil assemblage in Gondwana: Biostratigraphy and correlations of the Tacuarembó Formation, Parana Basin, Uruguay". Journal of South American Earth Sciences. 28 (2): 168–179. doi:10.1016/j.jsames.2009.03.009.
- ^ Soto, Matías; Toriño, Pablo; Perea, Daniel (2020-03-01). "A large sized megalosaurid (Theropoda, Tetanurae) from the late Jurassic of Uruguay and Tanzania". Journal of South American Earth Sciences. 98: 102458. Bibcode:2020JSAES..9802458S. doi:10.1016/j.jsames.2019.102458. ISSN 0895-9811. S2CID 213672502.
- ^ Soto, M.; Montenegro, F.; Mesa, V.; Perea, D. (2021). "A new ctenochasmatid (Pterosauria, Pterodactyloidea) from the late Jurassic of Uruguay". Journal of South American Earth Sciences. 111: 103472. doi:10.1016/j.jsames.2021.103472.
- ^ Toriño, Pablo; Soto, Matías; Perea, Daniel; Salgado De Carvalho, Marise Sardenberg (2021-04-01). "New findings of the coelacanth Mawsonia Woodward (Actinistia, Latimerioidei) from the Late Jurassic – Early Cretaceous of Uruguay: Novel anatomical and taxonomic considerations and an emended diagnosis for the genus". Journal of South American Earth Sciences. 107: 103054. doi:10.1016/j.jsames.2020.103054. ISSN 0895-9811.
- ^ Soto et al., 2012
- ^ Perea, Daniel; Ubilla, Martin; Rojas, Alejandra; Goso, Cesar A. (November 2001). "The West Gondwanan Occurrence Of The Hybodontid Shark Priohybodus, And The Late Jurassic-Early Cretaceous Age Of The Tacuarembo Formation, Uruguay". Palaeontology. 44 (6): 1227–1235. doi:10.1111/1475-4983.00222. ISSN 0031-0239.
- ^ Martinez, Sergio; Figueiras, Alfredo; da Silva, Jorge S. (1993). "A new Unionoidea (Mollusca, Bivalvia) from the Tacuarembó Formation (Upper Triassic–Upper Jurassic), Uruguay". Journal of Paleontology. 67 (6): 962–965. doi:10.1017/s0022336000025270. ISSN 0022-3360.
- ^ a b c Mesa & Perea, 2015
Bibliography
edit- Mesa, V.; Perea, D. (2015), "First record of theropod and ornithopod tracks and detailed description of sauropod trackways from the Tacuarembó Formation (Late Jurassic–?Early Cretaceous) of Uruguay", Ichnos, 22 (2): 109–121, doi:10.1080/10420940.2015.1030075
- Perea, D.; Soto, M.; Sterli, J.; Mesa, V.; Torino, P.; Roland, G.; Da Silva, J. (2014), "Tacuarembemys kusterae, gen. et sp. nov., a new Late Jurassic-?earliest Cretaceous continental turtle from western Gondwana", Journal of Vertebrate Paleontology, 34 (6): 1329–1341, doi:10.1080/02724634.2014.859620, hdl:11336/21191
- Soto, M.; Perea, D.; Torino, P. (2012), "New remains of Priohybodus aramourgi (Hybodontiformes: Hybodontidae) from Late Jurassic-earliest Cretaceous deposits in Uruguay", Cretaceous Research, 35: 118–123, doi:10.1016/j.cretres.2011.12.001
- Fortier, D.; Perea, D.; Schultz, C. (2011), "Redescription and phylogenetic relationships of Meridiosaurus vallisparadisi, a pholidosaurid from the Late Jurassic of Uruguay", Zoological Journal of the Linnean Society, 163: S257–S272, doi:10.1111/j.1096-3642.2011.00722.x
- Soto, M.; Perea, D. (2010), "Late Jurassic lungfishes (Dipnoi) from Uruguay, with comments on the systematics of Gondwanan ceradontiforms", Journal of Vertebrate Paleontology, 30 (4): 1049–1058, doi:10.1080/02724634.2010.483540
- Soto, M.; Perea, D. (2008), "A ceratosaurid (Dinosauria, Theropoda) from the Late Jurassic–Early Cretaceous of Uruguay", Journal of Vertebrate Paleontology, 28 (2): 439–444, doi:10.1671/0272-4634(2008)28[439:ACDTFT]2.0.CO;2
- Perea, D.; Ubilla, M.; Rojas, A. (2003), "First report of theropods from the Tacuarembó Formation (Late Jurassic–Early Cretaceous), Uruguay", Alcheringa, 27 (2): 79–83, doi:10.1080/03115510308619548
- Perea, D.; Ubilla, M.; Rojas, A.; Goso, C.A. (2001), "The West Gondwanan occurrence of the hybodontid shark Priohybodus, and the Late Jurassic–Early Cretaceous age of the Tacuarembó Formation, Uruguay", Palaeontology, 44 (6): 1227–1235, doi:10.1111/1475-4983.00222