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Rioarribasuchus

Description

Rioarribasuchus is a genus of aetosaur. Fossils have been found from the Chinle Formation in Arizona and New Mexico that date back to the upper Late Carnian stage of the Late Triassic.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)8647250https://www.gbif.org/species/8647250
PaleoBioDB ID (PBDB)163004https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=163004
Rankgenus
Taxonomy (GBIF)Life : Animalia : Chordata : Reptilia : Stagonolepididae : Rioarribasuchus
Taxonomy (PBDB)Life : Animalia : Chordata : Reptilia : Eosuchia : Stagonolepididae : Rioarribasuchus
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
-Pseudosuchia
-SuchiaKrebs 1974
-Aetosauria
-Stagonolepididae
subfamilyAetosaurinae(Baur 1887)
-TypothoracisinaeParker 2007
-ParatypothoracisiniParker 2007
genusRioarribasuchusLucas et al. 2006
Scientific NameRioarribasuchus Lucas et al., 2006
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Rioarribasuchusgenusbelongs to Stagonolepididaestated with evidenceLucas et al., 2006
Rioarribasuchusgenusbelongs to Paratypothoracinistated with evidenceParker, 2016
Status (PBDB)extinct
Taxon Size (PBDB)2
First Recorded Appearance228 - 212 Ma
Late/Upper Triassic
Last Recorded Appearance222 - 209 Ma
Late/Upper Triassic
Environmentterrestrial (based on Diapsida)
Motilityactively mobile (based on Osteichthyes)
Dietherbivore (based on Aetosauria)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)S. G. Lucas, A. P. Hunt, and J. A. Spielmann. 2006. Rioarribasuchus, a new name for an aetosaur from the Upper Triassic of north-central New Mexico. In J. D. Harris, S. G. Lucas, J. A. Spielmann, M. G. Lockley, A. R. C. Milner, J. I. Kirkland (eds.), The Triassic-Jurassic Terrestrial Transition, New Mexico Museum of Natural History and Science Bulletin 37:581-582
Wikipediahttps://en.wikipedia.org/wiki/Rioarribasuchus

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Desmatosuchus chamaensis
species
accepted (GBIF)No associated record in PBDB
Rioarribasuchus chamaensis
species
listed (PBDB)4228 Ma
Late/Upper Triassic
222 Ma
Late/Upper Triassic

Synonymy List

YearName and Author
2006Rioarribasuchus Lucas et al.
2007Heliocanthus Parker
2016Rioarribasuchus Parker

References

Lucas S. G., Hunt A. P., et al (2006) Rioarribasuchus, a new name for an aetosaur from the Upper Triassic of north-central New Mexico, The Triassic-Jurassic Terrestrial Transition, New Mexico Museum of Natural History and Science Bulletin 37, 581-582
Parker W. G. (2007) Reassessment of the Aetosaur "Desmatosuchus" chamaensis with a reanalysis of the phylogeny of the Aetosauria (Archosauria: Pseudosuchia), Journal of Systematic Palaeontology 5, 41-67
Parker W. G. (2016) Revised phylogenetic analysis of the Aetosauria (Archosauria: Pseudosuchia); assessing the effects of incongruent morphological character sets, PeerJ 4, e1583
inferred from original work (title) - via The Interim Register of Marine and Nonmarine Genera
refer original publication - via The Interim Register of Marine and Nonmarine Genera
web search (AJR) - via The Interim Register of Marine and Nonmarine Genera
www.organismnames.com (Jul 2012) / web search - via The Interim Register of Marine and Nonmarine Genera
Bulletin of the New Mexico Museum of Natural History and Science 37. - via The Interim Register of Marine and Nonmarine Genera
Article title: Rioarribasuchus, a new name for an aetosaur from the Upper Triassic of north-central New Mexico. - via The Interim Register of Marine and Nonmarine Genera
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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