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Apatosaurus louisae

Reptilia

Taxonomy
Apatosaurus louisae was named by Holland (1915). Its type specimen is CM 3018, a skeleton, and it is a 3D body fossil. Its type locality is Dinosaur National Monument Quarry (CM), which is in a Tithonian coarse channel fill sandstone in the Morrison Formation of Utah.

It was recombined as Atlantosaurus louisae by Steel (1970).

Synonyms
Synonymy list
YearName and author
1879Apatosaurus laticollis Marsh
1880Apatosaurus laticollis Sauvage p. 523
1890Apatosaurus laticollis Zittel p. 706
1896Apatosaurus laticollis Marsh figs. Pl. 18
1897Apatosaurus laticollis Marsh p. 492
1901Apatosaurus laticollis Nopcsa p. 203
1901Apatosaurus laticollis Riggs p. 549
1902Apatosaurus laticollis Hay p. 485
1915Apatosaurus louisae Holland p. 144
1916Apatosaurus louisae Holland p. 40
1916Apatosaurus laticollis Mook p. 137
1916Apatosaurus louisae Mook p. 140
1921Apatosaurus louisae Anonymous p. 46
1923Apatosaurus louisae Moodie p. 81
1924Apatosaurus louisae Holland p. 383
1930Apatosaurus laticollis Hay p. 195
1930Apatosaurus louisae Hay p. 195
1931Apatosaurus louisae Holland p. 38
1931Apatosaurus laticollis Johnson p. 358
1934Apatosaurus louisae Avinoff p. 42
1936Apatosaurus louisae Gilmore p. 81
1937Apatosaurus louisae Janensch p. 283
1938Apatosaurus louisae Wilfarth p. 274
1940Apatosaurus louisae Strevell p. 8
1947Apatosaurus louisae Swinton p. 121
1948Apatosaurus louisae Young p. 202
1949Apatosaurus louisae Anonymous p. 255
1949Apatosaurus louisae Stokes p. 9
1951Apatosaurus louisae Kay p. 54
1954Apatosaurus louisae Untermann and Untermann p. 90
1964Apatosaurus loisae Tatarinov p. 548 fig. 589
1969Apatosaurus louisae Van Valen p. 624
1970Atlantosaurus laticollis Steel p. 79
1970Atlantosaurus louisae Steel p. 79
1975Apatosaurus louisae Mcintosh and Berman p. 197
1979Apatosaurus louisae Jain et al. p. 206
1981Apatosaurus louisae McIntosh p. 25
1982Apatosaurus louisae McGinnis p. 19
1988Apatosaurus louisae Paul p. 10
1990Apatosaurus louisae McIntosh pp. 62-63
1994Apatosaurus louisae Filla and Redman p. 161
1994Apatosaurus louisae Molnar and Wiffen p. 691
1995Apatosaurus louisae Calvo and Salgado p. 30 fig. 18
1995Apatosaurus louisae McIntosh p. 122
1996Apatosaurus louisae Bakker p. 44
1999Apatosaurus louisae Bonaparte p. 144
2000Apatosaurus louisae Wedel et al. p. 368
2003Apatosaurus louisae Heckert et al. p. 323
2004Apatosaurus louisae Upchurch et al. p. 264
2004Apatosaurus louisae Upchurch et al.
2005Apatosaurus louisae Apesteguía p. 250
2005Apatosaurus louisae Gallina and Apesteguía p. 158
2005Apatosaurus louisae Wilhite p. 297
2006Apatosaurus louisae Chure et al. p. 236
2006Apatosaurus louisae Harris p. 1104
2006Apatosaurus louisae Herne and Lucas p. 141
2006Apatosaurus louisae Mateus p. 231
2006Apatosaurus louisae Salgado et al. p. 71 fig. 1
2007Apatosaurus louisae Apesteguía p. 542
2007Apatosaurus louisae Remes p. 663 fig. 7
2007Apatosaurus louisae Schwarz et al. p. 227
2009Apatosaurus louisae Mannion p. 523
2010Apatosaurus louisae García et al. p. 415
2012Apatosaurus louisae Salgado et al. p. 609
2012Apatosaurus louisae Tweet et al. p. 318
2013Apatosaurus louisae Poropat p. 112
2013Apatosaurus louisae Tschopp and Mateus p. 332
2014Apatosaurus louisae Woodruff and Foster p. 216
2015Apatosaurus louisae Tschopp et al.
2016Apatosaurus louisae Foster et al. p. 59
2016Apatosaurus louisae Foster and Peterson p. 436
2018Apatosaurus louisae Tweet and Santucci p. 712
2019Apatosaurus louisae Tschopp et al. p. 66
2020Apatosaurus louisae Poropat et al. p. 15
2021Apatosaurus louisae Apesteguía et al.

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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()
—Romeriida
—Diapsida()
RankNameAuthor
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Saurischia()
—Sauropoda()
—Gravisauria
—Eusauropoda
—Neosauropoda
—Diplodocoidea()
—Diplodocimorpha
—Flagellicaudata
—Diplodocidae()
subfamilyApatosaurinae
genusApatosaurus
specieslouisae

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.

†Apatosaurus louisae Holland 1915
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Invalid names: Apatosaurus laticollis Marsh 1879 [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 13:40:25
Modified: 2005-08-24 15:40:25
Source: g = genus, infrao = infraorder
References: Peczkis 1995, Marsh 1875

Age range: Early/Lower Tithonian or 149.20000 to 145.06000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Kimmeridgian - Tithonian154.8 - 143.1USA (Wyoming) Apatosaurus louisae (52815)
Kimmeridgian - Tithonian154.8 - 143.1USA (Colorado) Apatosaurus laticollis (13341 48128) Apatosaurus sp. (11611)
Early/Lower Tithonian149.2 - 145.06USA (Utah) Apatosaurus louisae (type locality: 21852)