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Zephyrosaurus schaffi

Reptilia - Thescelosauridae

Taxonomy
Zephyrosaurus schaffi was named by Sues (1980). Its type specimen is MCZ 4392, a partial skeleton, and it is not a trace fossil. Its type locality is Wolf Creek Canyon (MCZ), which is in an Albian terrestrial sandstone in the Cloverly Formation of Montana.

Synonymy list
YearName and author
1980Zephyrosaurus schaffi Sues p. 53 figs. 2-18
1983Zephyrosaurus schaffi Weishampel and Weishampel p. 44
1989Zephyrosaurus schaffi Galton p. 218
1990Zephyrosaurus schaffi Sues and Norman p. 500
1992Zephyrosaurus schaffi Weishampel and Heinrich p. 171
1997Zephyrosaurus schaffi Sues p. 357
2003Zephyrosaurus schaffi Godefroit and Knoll p. 6
2003Zephyrosaurus schaffi Kutter p. 69A
2004Zephyrosaurus schaffi Norman et al. p. 396
2004Zephyrosaurus schaffi Stanford et al. p. 257
2008Zephyrosaurus schaffi Butler et al. p. 11
2009Zephyrosaurus schaffi Butler and Zhao p. 71
2012Zephyrosaurus schaffi Han et al. p. 1391 fig. 14
2015Zephyrosaurus schaffi Weems and Bachman p. 214

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
OlfactoresJefferies 1991
subphylumVertebrata
Gnathostomata()
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
RankNameAuthor
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Neornithischia()
familyThescelosauridae
subfamilyOrodrominae
genusZephyrosaurus
speciesschaffi

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
R. J. Butler et al. 2008Prominent boss on anterolateral maxilla; short, massive, triangular palpebral; boss on jugal; postorbital with distinct projection into orbit; dentary/maxillary teeth with numerous subparallel ridges connecting to marginal denticles.