PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Supersaurus vivianae

Reptilia

Taxonomy

Supersaurus vivianae was named by Jensen (1985). Its type specimen is BYU 5500, a limb element (scapulocoracoid), and it is a 3D body fossil. Its type locality is Dry Mesa Quarry [BYU], which is in a Kimmeridgian/Tithonian channel sandstone in the Morrison Formation of Colorado.

Synonyms

Ultrasaurus macintoshi was named by Jensen (1985). Its type specimen is BYU 5000, a set of vertebrae (posterior dorsal vertebra), and it is a 3D body fossil. Its type locality is Dry Mesa Quarry [BYU], which is in a Kimmeridgian/Tithonian channel sandstone in the Morrison Formation of Colorado.

It was synonymized subjectively with Brachiosaurus (Brachiosaurus) altithorax by Paul (1988); it was recombined as Ultrasauros macintoshi by Olshevsky (1991), Olshevsky (1992); it was synonymized subjectively with Supersaurus vivianae by Curtice and Curtice (1996), Curtice et al. (1996), Curtice and Stadtman (2001), Upchurch et al. (2004), Tschopp et al. (2015).
Dystylosaurus edwini was named by Jensen (1985). Its type specimen is BYU 5750, a set of vertebrae (anterior dorsal vertebra), and it is a 3D body fossil. Its type locality is Dry Mesa Quarry [BYU], which is in a Kimmeridgian/Tithonian channel sandstone in the Morrison Formation of Colorado. It is the type species of Dystylosaurus.

It was synonymized subjectively with Supersaurus vivianae by Curtice and Stadtman (2001), Tschopp et al. (2015).

Synonymy list

Year	Name and author
1985	Supersaurus vivianae Jensen pp. 701-704 fig. 7
1985	Ultrasaurus macintoshi Jensen pp. 704-707
1985	Dystylosaurus edwini Jensen pp. 707-708 fig. 5
1988	Dystylosaurus edwini Paul p. 10
1988	Supersaurus vivianae Paul p. 11
1990	Dystylosaurus edwini McIntosh pp. 384-385
1990	Ultrasaurus macintoshi McIntosh p. 384
1990	Supersaurus vivianae McIntosh p. 391
1991	Dystylosaurus edwini Miller et al. p. 31
1991	Supersaurus vivianae Miller et al. p. 31
1991	Ultrasaurus macintoshi Miller et al. p. 31
1991	Ultrasauros macintoshi Olshevsky p. 21
1992	Ultrasauros macintoshi Olshevsky p. 184
1995	Supersaurus vivianae Curtice p. 25A
1996	Supersaurus vivianae Curtice et al.
2002	Supersaurus vivianae Wilson p. 249
2003	Supersaurus vivianae Lovelace et al. p. 73A
2004	Supersaurus vivianae Upchurch et al. p. 265
2004	Dystylosaurus edwini Upchurch et al. p. 267
2005	Supersaurus vivianae Lovelace et al. pp. 84A-85A
2006	Supersaurus vivianae Carpenter p. 131
2006	Dystylosaurus edwini Chure et al. p. 236
2006	Supersaurus vivianae Chure et al. p. 236
2006	Supersaurus vivianae Harris p. 1117
2006	Supersaurus vivianae Herne and Lucas p. 145
2006	Supersaurus vivianae Lee and Lee p. 6
2006	Dystylosaurus edwini Mateus p. 231
2006	Supersaurus vivianae Mateus p. 231
2006	Supersaurus vivianae Royo-Torres et al. figs. Table S3
2012	Supersaurus vivianae Ibiricu et al. p. 227
2013	Supersaurus vivianae Tschopp and Mateus p. 877
2014	Supersaurus vivianae Li et al. p. 16
2014	Supersaurus vivianae Woodruff and Foster p. 213
2015	Supersaurus vivianae Ibiricu et al. p. 432
2015	Supersaurus vivianae Tschopp et al.

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()

Rank	Name	Author
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauria	()
—	Saurischia	()
—	Sauropoda	()
—	Gravisauria
—	Eusauropoda
—	Neosauropoda
—	Diplodocoidea	()
—	Diplodocimorpha
—	Flagellicaudata
—	Diplodocidae	()
—	Diplodocinae	(Janensch 1929)
genus	Supersaurus
species	vivianae

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.

†Supersaurus vivianae Jensen 1985

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Invalid names: Dystylosaurus edwini Jensen 1985 [synonym], Ultrasauros macintoshi Jensen 1985 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

hydroxyapatiteinfrao

Entire body:

yesg

Adult length:

10 to < 100infrao

Adult width:

10 to < 100infrao

Adult height:

10 to < 100infrao

Thickness:

thickinfrao

Architecture:

compact or denseinfrao

Form:

sphericalinfrao

Ontogeny:

accretion, modification of partsinfrao

Grouping:

gregariousinfrao

Environment:

terrestrialinfrao

Locomotion:

actively mobileinfrao

Life habit:

ground dwellinginfrao

Diet:

herbivoreinfrao

Reproduction:

oviparousinfrao

Dispersal:

direct/internalinfrao

Dispersal 2:

mobileinfrao

Created:

2005-08-24 13:38:01

Modified:

2005-08-24 15:38:01

Source: g = genus, infrao = infraorder

References: Marsh 1875, Peczkis 1995

Age range: base of the Late/Upper Kimmeridgian to the top of the Early/Lower Tithonian or 152.21000 to 145.06000 Ma

Collections (2 total)

Time interval	Ma	Country or state	Original ID and collection number
Kimmeridgian - Tithonian	154.8 - 143.1	USA (Wyoming)	Supersaurus sp. (74664)
Late/Upper Kimmeridgian - Early/Lower Tithonian	152.21 - 145.06	USA (Colorado)	Dystylosaurus edwini, Ultrasaurus sp., Sauropoda indet. (type locality: 45975)