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Petrobrasaurus puestohernandezi

Description

Petrobrasaurus is a genus of herbivorous sauropod dinosaur. It is a titanosaur which lived during the upper Cretaceous period (Santonian age) in what is now Rincón de los Sauces, Patagonia, Argentina. It is known from the holotype MAU-Pv-PH-449 — a partial disarticulated skeleton recovered from the Plottier Formation (Neuquén Basin), Argentina. This genus was named by Leonardo S. Filippi, José Ignacio Canudo, Leonardo J. Salgado, Alberto C. Garrido, Rodolfo A. Garcia, Ignacio A. Cerda and Alejandro Otero in 2011, and the type species is Petrobrasaurus puestohernandezi. The generic name is derived from "Petrobras" (oil company) and saurus, "lizard". The specific name refers to the Puesto Hernández oil field, where the fossil remains were found.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)8483375https://www.gbif.org/species/8483375
PaleoBioDB ID (PBDB)201031https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=201031
Rankspecies
Taxonomy (GBIF)Life : Animalia : Chordata : Reptilia : Dinosauria : Saltasauridae : Petrobrasaurus : Petrobrasaurus puestohernandezi
Taxonomy (PBDB)Life : Animalia : Chordata : Saurischia : Petrobrasaurus : Petrobrasaurus puestohernandezi
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
phylumChordataHaeckel 1847
subphylumVertebrataLamarck 1801
superclassGnathostomataGegenbauer 1874
-Osteichthyes
-SarcopterygiiRomer 1955
subclassDipnotetrapodomorpha
subclassTetrapodomorpha
-Tetrapoda
-ReptiliomorphaSäve-Söderbergh 1934
-AnthracosauriaSäve-Söderbergh 1934
-Batrachosauria
-Cotylosauria
-AmniotaHaeckel 1866
-SauropsidaHuxley 1864
classReptiliaLaurenti 1768
subclassEureptilia
-RomeriidaGauthier et al. 1988
-Diapsida
-Eosuchia
-NeodiapsidaBenton 1985
-SauriaGauthier 1984
-Archosauromorpha
-CrocopodaEzcurra 2016
-ArchosauriformesGauthier 1986
-EucrocopodaEzcurra 2016
-Archosauria
informalAvemetatarsaliaBenton 1999
-OrnithodiraGauthier 1986
-DinosauromorphaBenton 1985
-DinosauriformesNovas 1992
-Dinosauria
-Saurischia
-EusaurischiaPadian et al. 1999
-Sauropodomorpha
-MassopodaYates 2007
-SauropodiformesMartinez et al. 2011
-Sauropoda
-EusauropodaUpchurch 1995
-NeosauropodaBonaparte 1986
-MacronariaSereno 1997
-TitanosauriformesSalgado et al. 1997
-SomphospondyliWilson and Sereno 1998
-TitanosauriaBonaparte and Coria 1993
genusPetrobrasaurusFilippi et al. 2011
speciesPetrobrasaurus puestohernandeziFilippi et al. 2011
Generic NamePetrobrasaurus
Scientific NamePetrobrasaurus puestohernandezi Filippi et al., 2011
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Petrobrasaurus puestohernandezispeciesbelongs to Petrobrasaurusstated with evidenceFilippi et al., 2011
Petrobrasaurus puestohernandezispeciesbelongs to Petrobrasaurusstated without evidenceDíez Díaz et al., 2012
Petrobrasaurus puestohernandezispeciesbelongs to Petrobrasaurusstated with evidenceFilippi, 2015
Status (PBDB)extinct
Taxon Size (PBDB)1
First Recorded Appearance89.3 - 83.5 Ma
Late/Upper Cretaceous
Last Recorded Appearance89.3 - 83.5 Ma
Late/Upper Cretaceous
Environmentterrestrial (based on Sauropoda)
Motilityactively mobile (based on Sauropoda)
Dietherbivore (based on Sauropoda)
Reproductionoviparous, dispersal=direct/internal,mobile (based on Sauropoda)
Ontogenyaccretion,modification of parts (based on Sauropoda)
Taphonomyhydroxylapatite,compact or dense,thick (based on Sauropoda)
Primary Reference (PBDB)L. S. Filippi, J. I. Canudo, and J. L. Salgado, A. Garrido, R. García, I. Cerda, A. Otero. 2011. A new sauropod titanosaur from the Plottier Formation (Upper Cretaceous) of Patagonia (Argentina). Geologica Acta 9(1):1-12
Wikipediahttps://en.wikipedia.org/wiki/Petrobrasaurus_puestohernandezi

Fossil Distribution

Synonymy List

YearName and Author
2011Petrobrasaurus puestohernandezi Filippi et al. p. 4
2012Petrobrasaurus puestohernandezi Díez Díaz et al. p. 266
2012Petrobrasaurus puestohernandezi Mannion and Otero p. 634
2015Petrobrasaurus puestohernandezi Filippi p. 24

References

Filippi L. S., Canudo J. I., et al (2011) A new sauropod titanosaur from the Plottier Formation (Upper Cretaceous) of Patagonia (Argentina), Geologica Acta 9 1, 1-12 doi:10.1344/105.000001648
Díez Díaz V., Pereda Suberbiola X., et al (2012) Juvenile and adult teeth of the titanosaurian dinosaur Lirainosaurus (Sauropoda) from the Late Cretaceous of Iberia, Geobios 45, 265-274 doi:10.1016/j.geobios.2011.10.002
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
Filippi L. S. (2015) Los dinosaurios Sauropoda del Cretácico Superior del norte de la Cuenca Neuquina, Patagonia Argentina [The sauropod dinosaurs from the Upper Cretaceous of the north of the Neuquén Basin, Argentine Patagonia], Boletín del Instituto de Fisiografía y Geología 85, 19-28
L. S. Filippi, J. I. Canudo, J. L. Salgado, A. Garrido, R. García, I. Cerda, A. Otero (2011) A new sauropod titanosaur from the Plottier Formation (Upper Cretaceous) of Patagonia (Argentina): Geologica Acta 1: 1--12 (10.1344/105.000001648) - via Catalogue of Life
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!
 
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