PBDB Taxon

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Atlantosauridae (atlantosaurid)

Reptilia - Atlantosauridae

Taxonomy

Atlantosauridae was named by Marsh (1877). Its type is Atlantosaurus.

It was synonymized subjectively with Apatosauridae by Kuhn (1946).

It was assigned to Dinosauria by Marsh (1877); to Sauropoda by Vetter (1884) and Marsh (1893); to Opisthocoelia by Cope (1883) and Hay (1902); to Sauropoda by Jaekel (1911); to Diplodocia by Tornier (1913); to Allophagi by Jaekel (1914); to Sauropoda by Dollo (1884), Hulke (1887), Dollo (1889), Zittel (1890), Winkler (1893), Sauvage (1895), Sauvage (1896), Sauvage (1898), Van Den Broeck (1900), Sauvage (1900), Nopcsa (1901), Mansel-Pleydell (1902), Arldt (1909), Lull (1924), Hay (1930) and Roxo (1937); to Homalosauropodoidea by Kuhn (1966); to Homalosauropodidae by Dong (1977) and Dong (1979); and to Sauropoda by Marsh (1878), Marsh (1879), Marsh (1881), Sauvage (1882), Marsh (1883), Marsh (1884), Marsh (1884), Marsh (1885), Lydekker (1888), Lydekker (1895), Marsh (1895), Marsh (1896), Marsh (1898), Huene (1908), Huene (1908), Huene (1909), von Zittel (1911), Huene (1914), Huene (1914), Russell (1930), Charig (1967), Steel (1970), Swinton (1970), Nowinski (1971), Bonaparte (1978) and Kues et al. (1980).

Subtaxa

Atlantosaurinae

Synonyms

Apatosauridae was named by Huene (1927). It is not extant.

It was synonymized subjectively with Atlantosauridae by Kuhn (1966) and Bonaparte (1978).

It was assigned to Sauropoda by Kuhn (1946); to Homalosauropodidae by Huene (1948); and to Sauropoda by Huene (1927), Huene (1927), Galton (1977) and Bonaparte (1999).

Synonymy list

Year	Name and author
1877	Atlantosauridae Marsh
1878	Atlantosauridae Marsh p. 412
1879	Atlantosauridae Marsh
1881	Atlantosauridae Marsh
1882	Atlantosauridae Sauvage p. 35
1883	Atlantosauridae Cope p. 99
1883	Atlantosauridae Marsh p. 85
1884	Atlantosauridae Dollo p. 298
1884	Atlantosauridae Marsh p. 68
1884	Atlantosauridae Vetter p. 357
1885	Atlantosauridae Marsh p. 764
1887	Atlantosauridae Hulke p. 699
1888	Atlantosauridae Lydekker p. 143
1889	Atlantosauridae Dollo p. 677
1890	Atlantosauridae Zittel p. 705
1893	Atlantosauridae Marsh p. 437
1893	Atlantosauridae Winkler p. 101
1895	Atlantosauridae Lydekker p. 336
1895	Atlantosauridae Marsh
1895	Atlantosauridae Sauvage p. 469
1896	Atlantosauridae Marsh p. 241
1896	Atlantosauridae Sauvage p. 48
1898	Atlantosauridae Marsh p. 158
1898	Atlantosauridae Sauvage p. 8
1900	Atlantosauridae Sauvage p. 417
1900	Atlantosauridae Van Den Broeck p. 101
1901	Atlantosauridae Nopcsa p. 203
1902	Atlantosauridae Hay p. 484
1902	Atlantosauridae Mansel-Pleydell p. lxxv
1908	Atlantosauridae Huene p. 297
1909	Atlantosauridae Arldt p. 262
1909	Atlantosauridae Huene p. 14
1911	Atlantosauridae Jaekel p. 159
1911	Atlantosauridae von Zittel p. 285
1913	Atlantosauridae Tornier p. 370
1914	Atlantosauridae Huene p. 38
1914	Atlantosauridae Jaekel p. 197
1924	Atlantosauridae Lull p. 234
1927	Apatosauridae Huene p. 125
1930	Atlantosauridae Hay p. 194
1930	Atlantosauridae Russell p. 157
1937	Atlantosauridae Roxo p. 65
1946	Apatosauridae Kuhn p. 66
1948	Apatosauridae Huene p. 93
1966	Atlantosauridae Kuhn p. 99
1967	Atlantosauridae Charig p. 713
1970	Atlantosauridae Steel p. 73
1970	Atlantosauridae Swinton p. 167
1971	Atlantosauridae Nowinski p. 58
1977	Atlantosauridae Dong
1977	Apatosauridae Galton p. 230
1978	Atlantosauridae Bonaparte p. 431
1979	Atlantosauridae Dong p. 343
1980	Atlantosauridae Kues et al. p. 867
1999	Apatosauridae Bonaparte p. 144

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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

Rank	Name	Author
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauria	()
—	Saurischia	()
—	Sauropoda	()
family	Atlantosauridae	Marsh 1877
family	Atlantosauridae	Marsh 1877

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.

Fm. †Atlantosauridae Marsh 1877 [atlantosaurid]

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Invalid names: Apatosauridae Huene 1927 [synonym], Atlantosaurinae Steel 1970 [empty]

Diagnosis

Reference	Diagnosis
K. A. v. Zittel 1890	Schädel auf der Unterseite mit einem weiten canalis pituitarius. Halswirbel breit, massig lang, opisthocbl. Hintere Rückenwirbel amphicöl. Rücken- und Sacralwirbel mit zwei grossen Hohlräumen. Vordere Schwanzwirbel mit Hohlräumen in den oberen Bogen und Querfortsätzen. Chevrons oben durch eine Querbrücke verbunden und an einer einzigen Facette befestigt. Scapula distal nicht verbreitert. Ischium nach unten und innen gerichtet, die verbreiterten Enden in der Symphyse vereinigt.
B. F. Nopcsa 1901	Foguk lapoczkaalaku (spatelförmig), a fogkorona mellsö és hátsó pereme ki van élesitve. Haemapophyzák a farkcsigolyákkal izülnek, a farkcsigolyák solidak. (Zittel szerint.) [Their teeth are spatula-shaped (spatelförmig), the front and back edges of the crown are sharpened. Haemapophyses articulate with the caudal vertebrae, the caudal vertebrae are solid. (According to Zittel.)]
R. S. Lull 1924	Neck and anterior dorsal vertebrae opisthocoelous; hinder dorsals amphicoelous; presacrals, sacrals, and anterior caudals cavernous; cervicals and anterior dorsals with paired and divergent dorsal spines; cervical ribs with very long capitulum and tuberculum; bony sternal plates paired; scapula not broadened distally; Comanchian.
F. v. Huene 1948 (Apatosauridae)	Skull elongated; nasal openings in front of preorbit; bifid neural spines; extreme lamellar structure of neural arch; cervicals not very long. Upper Jurassic.

Measurements

No measurements are available

Composition:

hydroxyapatiteinfrao

Entire body:

yesinfrao

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:

2004-12-14 12:49:10

Modified:

2004-12-14 14:49:10

Source: infrao = infraorder

Reference: Marsh 1875

Collections

No collection or age range data are available