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Stegosaurus ungulatus

Reptilia - Stegosauridae

Taxonomy
Stegosaurus ungulatus was named by Marsh (1879). Its type specimen is YPM 1853 and is a 3D body fossil. Its type locality is Quarry 12, Como Bluff (YPM), which is in a Kimmeridgian/Tithonian wet floodplain claystone in the Morrison Formation of Wyoming.

It was recombined as Hypsirophus ungulatus by Lydekker (1893); it was synonymized subjectively with Stegosaurus armatus by Hennig (1915), Kuhn (1964), Galton (1990), Olshevsky and Ford (1993), Galton and Upchurch (2004) and Maidment et al. (2008).

Synonymy list
YearName and author
1879Stegosaurus ungulatus Marsh
1880Stegosaurus ungulatus Marsh p. 254
1880Stegosaurus angulatus Sauvage p. 523
1881Stegosaurus angulatus Focke p. 319
1881Stegosaurus ungulatus Marsh p. 169
1883Stegosaurus ungulatus Dollo p. 98
1887Stegosaurus ungulatus Marsh p. 415
1890Stegosaurus ungulatus Zittel p. 745
1893Hypsirophus ungulatus Lydekker p. 304 fig. 3
1893Stegosaurus ungulatus Marsh p. 438
1893Stegosaurus ungulatus Seeley p. 56
1893Stegosaurus ungalatus Winkler p. 105
1896Stegosaurus ungulatus Depéret p. 185
1896Stegosaurus ungulatus Gaudry p. 218
1896Stegosaurus ungulatus Marsh p. 188
1897Stegosaurus ungulatus Marsh p. 498
1898Stegosaurus ungulatus Woodward p. 211
1899Stegosaurus ungulatus Knight p. 26
1900Stegosaurus ungulatus Knight p. 384
1901Stegosaurus ungulatus Nopcsa p. 215
1902Stegosaurus ungulatus Hay p. 496
1902Stegosaurus ungulatus Mansel-Pleydell p. lxxx
1910Stegosaurus ungulatus Lull p. 363
1911Stegosaurus ungulatus Jaekel p. 161
1911Stegosaurus ungulatus Lull p. 209
1911Stegosaurus ungulatus Nopcsa p. 36
1911Stegosaurus ungulatus von Zittel p. 293 fig. 443
1912Stegosaurus ungulatus Lull p. 672
1914Stegosaurus ungulatus Gilmore p. 104
1916Stegosaurus ungulatus Mook p. 144
1924Stegosaurus ungulatus Lull p. 265
1928Stegosaurus ungulatus Perrier p. 3087
1930Stegosaurus ungulatus Hay p. 235
1930Stegosaurus ungulatus Moodie p. 69
1931Stegosaurus ungulatus Johnson p. 358
1940Stegosaurus ungulatus Avinoff p. 31
1954Stegosaurus ungulatus Untermann and Untermann p. 90
1964Stegosaurus ungulatus Tatarinov p. 573 fig. 624
1970Stegosaurus ungulatus Swinton p. 241
1981Stegosaurus ungulatus McIntosh p. 35
1982Stegosaurus ungulatus McGinnis p. 78
1990Stegosaurus ungulatus Bakker p. 2
1991Stegosaurus ungulatus Bollan p. 53
2001Stegosaurus ungulatus Carpenter and Galton p. 97
2001Stegosaurus ungulatus Carpenter et al. p. 55
2001Stegosaurus ungulatus Clark p. 22
2001Stegosaurus ungulatus McWhinney et al. pp. 144-145
2006Stegosaurus ungulatus Chure et al. p. 237
2007Stegosaurus ungulatus Escaso et al. p. 368
2007Stegosaurus ungulatus Galton p. 24
2010Stegosaurus ungulatus Billon-Bruyat et al. p. 147
2010Stegosaurus ungulatus Carpenter p. 159
2010Stegosaurus ungulatus Galton p. 191
2010Stegosaurus ungulatus Mateus and Milàn p. 253
2013Stegosaurus ungulatus Ruiz-Omeñaca et al. p. 40
2014Stegosaurus ulgulatus Ulansky p. 6
2014Stegosaurus ungulatus Ulansky p. 7
2016Stegosaurus ungulatus Borinder et al. p. 65
2016Stegosaurus ungulatus Galton and Carpenter p. 185
2018Stegosaurus ungulatus Tumanova and Alifanov p. 1777
2019Stegosaurus ungulatus Costa and Mateus p. 6

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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()
RankNameAuthor
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Ornithischia()
—Genasauria
—Thyreophora()
—Stegosauria()
familyStegosauridae
genusStegosaurus
speciesungulatus

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.

†Stegosaurus ungulatus Marsh 1879
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yesg
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: gregariouso
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2005-08-25 06:07:59
Modified: 2005-08-25 08:07:59
Source: g = genus, o = order
References: Marsh 1875, Peczkis 1995

Age range: base of the Kimmeridgian to the top of the Early/Lower Tithonian or 157.30000 to 145.00000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Kimmeridgian157.3 - 152.1Portugal (Centro) Stegosaurus ungulatus (73610)
Kimmeridgian - Tithonian157.3 - 145.0USA (Wyoming) Stegosaurus ungulatus (39253 type locality: 39370)
Kimmeridgian - Tithonian157.3 - 145.0USA (Colorado) Stegosaurus sp. (56586)
Early/Lower Tithonian150.8 - 145.0USA (Utah) Stegosaurus ungulatus (21852)