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Yungavolucris brevipedalis

Reptilia - Avetheropoda

Taxonomy
Yungavolucris brevipedalis was named by Chiappe (1993). Its type specimen is PVL 4053, a limb element (nearly complete right tarsometarsus), 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. It is the type species of Yungavolucris.

Synonymy list
YearName and author
1993Yungavolucris brevipedalis Chiappe
1994Yungavolucris brevipedalis Chiappe and Calvo p. 238 fig. 8
1995Yungavolucris brevipedalis Sanz et al. p. 18 fig. 15

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
RankNameAuthor
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Saurischia()
Theropoda()
Neotheropoda
AverostraPaul 2002
Tetanurae
orderAvetheropoda
suborderCoelurosauria
Maniraptora
Paraves
classAves
PygostyliaChiappe 2002
Ornithothoraces
subclassEnantiornithes
genusYungavolucris
speciesbrevipedalis

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.

Diagnosis
ReferenceDiagnosis
L. M. Chiappe 1993Enantiomithine bird with short and broad tarsometatarsus possessing the following autapomorphies: distal end much broader than proximal end; broad, dorsoplantarly compressed, and pulleylike trochlea of metatarsal II; distal end of metatarsal III laterally curved; metatarsal IV equal in length to metatarsal III; prominent dorsal ridge between distal halves of metatarsals II and III.