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Scipionyx samniticus

Reptilia - Avetheropoda - Compsognathidae

Taxonomy
Scipionyx samniticus was named by Dal Sasso and Signore (1996). It is a compression preserving soft parts. Its type locality is La Cavere, Pietraroja, which is in an Albian basinal (carbonate) mudstone/wackestone in Italy.

Synonymy list
YearName and author
1996Scipionyx samniticus Dal Sasso and Signore p. 386 figs. 1-6
2001Scipionyx samniticus Dalla Vecchia p. 79
2003Scipionyx samniticus Dal Sasso p. 54
2004Scipionyx samniticus Holtz, Jr. et al. p. 76
2006Scipionyx samniticus Peyer p. 880
2007Scipionyx samniticus Gishlick and Gauthier p. 577
2008Scipionyx samniticus Petti et al. p. 329
2010Scipionyx samniticus Chiappe and Göhlich p. 263
2011Scipionyx samniticus Dal Sasso and Maganuco p. 34 figs. 26-176
2018Scipionyx samniticus Cau and Madzia p. 8

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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()
RankNameAuthor
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Saurischia()
Theropoda()
Neotheropoda
AverostraPaul 2002
Tetanurae
orderAvetheropoda
suborderCoelurosauria
familyCompsognathidae
genusScipionyx
speciessamniticus

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
C. Dal Sasso and S. Maganuco 2011Compsognathid theropod with five premaxillary teeth; sinusoidal ridge of supratemporal fossa at frontoparietal contact; descending process of squamosal distally squared; carpus composed by only two stacked, well-ossified bones (radiale and distal carpal 1+2); distal carpal 1+2 lenticular, compressed proximodistally, non-semilunate, and fused, lacking any trace of suture; manual digit III markedly longer (123%) than digit I; cranial concavity of the preacetabular blade of the ilium in lateral view facing cranially and slightly developed; prominent ischial obturator process squared distally.