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Soroavisaurus australis

Reptilia - Avisauridae

Taxonomy
Soroavisaurus australis was named by Chiappe (1993). Its type specimen is PVL 4690, a set of limb elements (left tarsometatarsus, metatarsal I with proximal and distal phalanges of digit I,and four intermediate phalanges), and it is a 3D body fossil. Its type locality is Estancia "El Brete" (PVL), which is in a Maastrichtian fluvial-lacustrine sandstone in the Lecho Formation of Argentina.

Synonymy list
YearName and author
1993Soroavisaurus australis Chiappe p. 14 figs. 7-11
1994Soroavisaurus australis Chiappe and Calvo p. 237
1995Soroavisaurus australis Sanz et al. p. 18 fig. 15
2002Soroavisaurus australis Chiappe p. 457
2011Soroavisaurus australis Lawver et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
RankNameAuthor
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Theropoda()
Tetanurae
Coelurosauria()
Maniraptora
Paraves
classAves
PygostyliaChiappe 2002
Ornithothoraces
subclassEnantiornithes
familyAvisauridae
genusSoroavisaurus
speciesaustralis

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Soroavisaurus australis Chiappe 1993
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Diagnosis
ReferenceDiagnosis
L. M. Chiappe 1993Enantiomithine avisaurid with the following autapomorphies: plantar surface ofproximal halfofmetatarsal II forming a sharp edge (convergent with Lectavis bretincola); long and narrow fenestra open between the proximal halves of metatarsals III and IV; dorsally projected edge on the trochlea for metatarsal IV.