Quick Links : Mindat手册 The Rock H. Currier Digital Library Mindat Newsletter [Free Download]

主页关于 Mindat Mindat手册 Mindat的历史版权 Who We Are 联系我们于 Mindat.org刊登广告

捐赠给 Mindat Corporate Sponsorship 赞助板页已赞助的板页在 Mindat刊登广告的广告商于 Mindat.org刊登广告

Learning Center What is a mineral?The most common minerals on earth Information for Educators Mindat Articles The Elements The Rock H. Currier Digital Library Geologic Time

搜索矿物的性质搜索矿物的化学 Advanced Locality Search 随意显示任何一种矿物 Random Locality 使用minID搜索邻近产地 Search Articles 搜索词汇表更多搜索选项

Mindat手册添加新照片 Rate Photos 产区编辑报告 Coordinate Completion Report 添加词汇表项目

Mining Companies 统计会员列表 Mineral Museums Clubs & Organizations 矿物展及活动 The Mindat目录表设备设置 The Mineral Quiz

照片搜索 Photo Galleries Search by Color 今天最新的照片昨天最新的照片用户照片相集过去每日精选照片相集 Photography

BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems

Chubut - Bajo Barreal, Argentina

Group	Chubut
Formation	Bajo Barreal
Member(s)	Lower Upper
Age:	99.6 - 89.3 Ma Late/Upper Cretaceous
Interval	Late Cenomanian - Early Turonian
Number of Collections	2
Number of Occurrences	2

Recorded Sample Locations

Location	Region	Stratigraphic Name
6 km north of Estancia "Ocho Hermanos"	Sarmiento Department, Chubut Province, Argentina	Chubut - Bajo Barreal - Lower
La Angostura	Sarmiento Department, Chubut Province, Argentina	Chubut - Bajo Barreal
south bend	Sarmiento Department, Chubut Province, Argentina	Chubut - Bajo Barreal
28 km northeast of Buen Pasto	Sarmiento Department, Chubut Province, Argentina	Chubut - Bajo Barreal - Lower
Las Horquetas	Sarmiento Department, Chubut Province, Argentina	Chubut - Bajo Barreal - Lower
estancia Laguna Palacios	Sarmiento Department, Chubut Province, Argentina	Chubut - Bajo Barreal - Lower
estancia María Aike	Deseado Department, Santa Cruz Province, Argentina	Chubut - Bajo Barreal - Upper
Estancia "Ocho Hermanos"	Sarmiento Department, Chubut Province, Argentina	Chubut - Bajo Barreal - Lower

Associated Units

Stratigraphic Name	Age	Lithology	Occurrence Records
Chubut - Bajo Barreal - Lower	99.6 - 89.3 Ma Late/Upper Cretaceous	sandstone, sandstone/tuff	20
Chubut - Bajo Barreal - Upper	99.6 - 89.3 Ma Late/Upper Cretaceous	sandstone/conglomerate, claystone/mudstone	2
Chubut - Lago Colhué Huapi	83.5 - 66.0 Ma Late/Upper Cretaceous	sandstone	7

Recorded Fossils

Accepted Name	Type	Hierarchy	Age
Notohypsilophodon comodorensis species	7	Animalia : Chordata : Ornithischia : Thescelosauridae : Notohypsilophodon : *Notohypsilophodon comodorensis*	99.6 - 89.3 Ma Late/Upper Cretaceous
Anura order	4	Animalia : Chordata : Osteichthyes : Eobatrachus : Anura	99.6 - 89.3 Ma Late/Upper Cretaceous
Osteichthyes unranked clade	99	Animalia : Chordata : Osteichthyes	99.6 - 89.3 Ma Late/Upper Cretaceous
Crocodylia order	4	Animalia : Chordata : Reptilia : Crocodylia	99.6 - 89.3 Ma Late/Upper Cretaceous
Pterosauria order	4	Animalia : Chordata : Reptilia : Pterosauria	99.6 - 89.3 Ma Late/Upper Cretaceous
Bonapartemys bajobarrealis species	7	Animalia : Chordata : Reptilia : Testudines : Chelidae : Bonapartemys : *Bonapartemys bajobarrealis*	99.6 - 89.3 Ma Late/Upper Cretaceous
Prochelidella argentinae species	7	Animalia : Chordata : Reptilia : Testudines : Chelidae : Prochelidella : *Prochelidella argentinae*	99.6 - 89.3 Ma Late/Upper Cretaceous
Aniksosaurus darwini species	7	Animalia : Chordata : Reptilia : Dinosauria : Compsognathidae : Aniksosaurus : *Aniksosaurus darwini*	100.5 - 89.8 Ma Late/Upper Cretaceous
Abelisauridae family	5	Animalia : Chordata : Saurischia : Dryptosauroides : Abelisauridae	99.6 - 89.3 Ma Late/Upper Cretaceous
Xenotarsosaurus bonapartei species	7	Animalia : Chordata : Reptilia : Dinosauria : Abelisauridae : Xenotarsosaurus : *Xenotarsosaurus bonapartei*	99.6 - 89.3 Ma Late/Upper Cretaceous
Drusilasaura deseadensis species	7	Animalia : Chordata : Saurischia : Drusilasaura : *Drusilasaura deseadensis*	99.6 - 89.3 Ma Late/Upper Cretaceous
Epachthosaurus sp. genus	6	Animalia : Chordata : Reptilia : Dinosauria : Titanosauridae : *Epachthosaurus*	99.6 - 89.3 Ma Late/Upper Cretaceous
Epachthosaurus sciuttoi species	7	Animalia : Chordata : Reptilia : Dinosauria : Titanosauridae : Epachthosaurus : *Epachthosaurus sciuttoi*	99.6 - 89.3 Ma Late/Upper Cretaceous
Sarmientosaurus musacchioi species	7	Animalia : Chordata : Reptilia : Dinosauria : Titanosauridae : Sarmientosaurus : *Sarmientosaurus musacchioi*	100.5 - 89.8 Ma Late/Upper Cretaceous
Sauropoda unranked clade	99	Animalia : Chordata : Saurischia : Sauropoda	99.6 - 89.3 Ma Late/Upper Cretaceous
Titanosauria unranked clade	99	Animalia : Chordata : Saurischia : Titanosauria	99.6 - 89.3 Ma Late/Upper Cretaceous
Titanosauriformes unranked clade	99	Animalia : Chordata : Saurischia : Macrurosaurus : Titanosauriformes	100.5 - 89.8 Ma Late/Upper Cretaceous
Limaysaurinae unranked clade	99	Animalia : Chordata : Saurischia : Rebbachisauridae : Limaysaurinae	99.6 - 89.8 Ma Late/Upper Cretaceous
Rebbachisauridae unranked clade	99	Animalia : Chordata : Saurischia : Rebbachisauridae	99.6 - 89.3 Ma Late/Upper Cretaceous
Titanosauridae family	5	Animalia : Chordata : Reptilia : Dinosauria : Titanosauridae	99.6 - 89.3 Ma Late/Upper Cretaceous
Titanosaurinae subfamily	5.3	Animalia : Chordata : Saurischia : Titanosauridae : Titanosaurinae	99.6 - 89.3 Ma Late/Upper Cretaceous

References

Martínez R. D., Giménez O., et al (1986) Xenotarsosaurus bonapartei nov. gen. et sp. (Carnosauria, Abelisauridae), un nuevo Theropoda de la Formacion Bajo Barreal, Chubut, Argentina [Xenotarsosaurus bonapartei nov. gen. et sp. (Carnosauria, Abelisauridae), a new Theropoda from the Bajo Barreal Formation, Chubut, Argentina], IV Congreso Argentino de Paleontologia y Bioestratigrafia 1, 23-31

Powell J. E. (1990) Epachthosaurus sciuttoi (gen. et sp. nov.), un dinosaurio sauropodo del Cretácico de Patagonia (Provincia de Chubut, Argentina) [Epachthosaurus sciuttoi (gen. et sp. nov.), a sauropod dinosaur from the Cretaceous of Patagonia (Chubut province, Argentina)], Actas del V Congreso Argentino de Paleontologia y Bioestratigrafia, Tucumán, Argentina 1, 123-128

Sciutto J. C., Martínez R. D. (1994) Un nuevo yacimiento fosilífero de la Formación Bajo Barreal (Cretacico Tardio) y su fauna de saurópodos [A new fossiliferous locality in the Bajo Barreal Formation (Late Cretaceous) and its sauropod fauna], Naturalia Patagonica, Ciencias de la Tierra 2, 27-47

Bonaparte J. F. (1996) Cretaceous tetrapods of Argentina, Münchner Geowissenschaften Abhandlungen 30, 73-130

Martínez R. D. (1998) Notohypsilophodon comodorensis gen. et sp. nov. un Hypsilophodontidae (Ornitischia: Ornithopoda) del Cretácico Superior de Chubut, Patagonia central, Argentina [Notohypsilophodon comodorensis gen. et sp. nov., a Hypsilophodontidae (Ornithischia: Ornithopoda) from the Upper Cretaceous of Chubut, central Patagonia, Argentina], Acta Geologica Leopoldensia 21 46/47, 119-135

Lapparent de Broin F. de, de la Fuente M. S. (2001) Oldest world Chelidae (Chelonii, Pleurodira), from the Cretaceous of Patagonia, Argentina, C. R. Acad. Sci. Paris, Sciences de la Terre et des planètes 333, 463-470

Lamanna M. C., Martínez R. D., et al (2002) A definitive abelisaurid theropod dinosaur from the Early Cretaceous of Patagonia, Journal of Vertebrate Paleontology 22 1, 59-69

Powell J. E. (2003) Revision of South American titanosaurid dinosaurs: palaeobiological, palaeobiogeographical and phylogenetic aspects, Records of the Queen Victoria Museum Launceston 111, 1-173

Martínez R. D., Giménez O., et al (2004) An articulated specimen of the basal titanosaurian (Dinosauria: Sauropoda) Epachthosaurus sciuttoi from the early Late Cretaceous Bajo Barreal Formation of Chubut province, Argentina, Journal of Vertebrate Paleontology 24 1, 107-120

Martínez R. D., Novas F. E. (2006) Aniksosaurus darwini gen. et sp. nov., a new coelurosaurian theropod from the early Late Cretaceous of central Patagonia, Argentina, Revista del Museo Argentino de Ciencias Naturales, nuevo serie 8 2, 243-259

Casal G., Ibiricu L. (2010) Materiales asignables a Epachthosaurus Powell, 1990 (Sauropoda: Titanosauria), de la Formación Bajo Barreal, Cretácico Superior, Chubut, Argentina [Materials assignable to Epachthosaurus Powell, 1990 (Sauropoda: Titanosauria), from the Bajo Barreal Formation, Upper Cretaceous, Chubut, Argentina], Revista Brasileira de Paleontologia 13 3, 247-256 doi:10.4072/rbp.2010.3.08

Navarrete C., Casal G., et al (2011) Drusilasaura deseadensis gen. et sp. nov., un nuevo titanosaurio (Dinosauria–Sauropoda), de la Formacíon Bajo Barreal, Cretácico Superior del norte de Santa Cruz, Argentina [Drusilasaura deseadensis gen. et sp. nov., a new titanosaur (Dinosauria–Sauropoda), from the Bajo Barreal Formation, Upper Cretaceous of the north of Santa Cruz, Argentina], Revista Brasileira de Paleontologia 14 1, 1-14 doi:10.4072/rbp.2011.1.01

Mannion P. D., Otero A. (2012) A reappraisal of the Late Cretaceous Argentinean sauropod dinosaur Argyrosaurus superbus, with a description of a new titanosaur genus, Journal of Vertebrate Paleontology 32 3, 614-638

Ibiricu L. M., Casal G. A., et al (2012) The southernmost records of Rebbachisauridae (Sauropoda: Diplodocoidea), from early Late Cretaceous deposits in central Patagonia, Cretaceous Research 34, 220-232

Ibiricu L. M., Martinez R. D., et al (2012) The first record of Pterosauria in the Bajo Barreal Formation (Upper Cretaceous, Central Patagonia, Argentina, Ameghiniana 49 4, 657-661

Martínez R. D. F., Lamanna M. C., et al (2016) A basal lithostrotian titanosaur (Dinosauria: Sauropoda) with a complete skull: implications for the evolution and paleobiology of Titanosauria, PLoS ONE 11 4, e0151661:1-82

Mannion P. D., Upchurch P., et al (2019) Taxonomic affinities of the putative titanosaurs from the Late Jurassic Tendaguru Formation of Tanzania: phylogenetic and biogeographic implications for eusauropod dinosaur evolution, Zoological Journal of the Linnean Society 185 3, 784-909 doi:10.1093/zoolinnean/zly068/5300162

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

Quick NavTop Recorded Sample Locations Associated Units Recorded Fossils References

Go to top of page