[D] Apatosaurus [Su] [sG]
Describer
Marsh, 1877
Time
Jurassic Late Kimmeridgian Tithonian
Classification
Saurischia Sauropodomorpha Sauropoda Diplodocidae Diplodocinae
Diet
Herbivore
Fossilsite
US
Typespecies
Apatosaurus ajax
Length
25 meter
Info
Genus - Skull
Apatosaurus = Brontosaurus (Marsh, 1879) Elosaurus (Peterson & Gilmore, 1902)
Apatosaurus > Apatosaurus ajax = Atlantosaurus ajax (Marsh, 1877) - Steel, 1970 = Brontosaurus ajax (Marsh, 1877) - Bakker, 1986 = Atlantosaurus laticollis (Marsh, 1879) - Steel, 1970 = Atlantosaurus excelsus (Marsh, 1879) - Steel, 1970 = Camarasaurus excelsus (Marsh, 1879) - Osborn vide von Huene, 1929 = Apatosaurus amplus (Marsh, 1881) - Gilmore, 1936 = Atlantosaurus amplus (Marsh, 1881) - Steel, 1970
Apatosaurus > Apatosaurus ajax (Marsh, 1877) >> Apatosaurus laticollis (Marsh, 1879) Atlantosaurus immanis (Marsh, 1878)
Apatosaurus > Apatosaurus excelsus (Marsh, 1879) >> Brontosaurus excelsus (Marsh, 1879) >>> Brontosaurus amplus (Marsh, 1881) Elosaurus parvus (Peterson & Gilmore, 1902)
Apatosaurus > Apatosaurus louisae (Holland, 1915) = Atlantosaurus louisae (Holland, 1915) - Steel, 1970 = Brontosaurus louisae (Holland, 1915) - Bakker, 1986
The anatomy of Apatosaurus (Marsh , 1883; Riggs, 1903; Gilmore, 1936) is completely except for the mandible. Overall, it is similar to that of Diplodocus and Barosaurus, except that the bones, particularly those of the neck and forelimb, are much more robust, the caudal vertebrae are shorter and less specialized, and the typical forked diplodocid chevrons less developed.
Marsh, 1877
Time
Jurassic Late Kimmeridgian Tithonian
Classification
Saurischia Sauropodomorpha Sauropoda Diplodocidae Diplodocinae
Diet
Herbivore
Fossilsite
US
Typespecies
Apatosaurus ajax
Length
25 meter
Info
Genus - Skull
Apatosaurus = Brontosaurus (Marsh, 1879) Elosaurus (Peterson & Gilmore, 1902)
Apatosaurus > Apatosaurus ajax = Atlantosaurus ajax (Marsh, 1877) - Steel, 1970 = Brontosaurus ajax (Marsh, 1877) - Bakker, 1986 = Atlantosaurus laticollis (Marsh, 1879) - Steel, 1970 = Atlantosaurus excelsus (Marsh, 1879) - Steel, 1970 = Camarasaurus excelsus (Marsh, 1879) - Osborn vide von Huene, 1929 = Apatosaurus amplus (Marsh, 1881) - Gilmore, 1936 = Atlantosaurus amplus (Marsh, 1881) - Steel, 1970
Apatosaurus > Apatosaurus ajax (Marsh, 1877) >> Apatosaurus laticollis (Marsh, 1879) Atlantosaurus immanis (Marsh, 1878)
Apatosaurus > Apatosaurus excelsus (Marsh, 1879) >> Brontosaurus excelsus (Marsh, 1879) >>> Brontosaurus amplus (Marsh, 1881) Elosaurus parvus (Peterson & Gilmore, 1902)
Apatosaurus > Apatosaurus louisae (Holland, 1915) = Atlantosaurus louisae (Holland, 1915) - Steel, 1970 = Brontosaurus louisae (Holland, 1915) - Bakker, 1986
The anatomy of Apatosaurus (Marsh , 1883; Riggs, 1903; Gilmore, 1936) is completely except for the mandible. Overall, it is similar to that of Diplodocus and Barosaurus, except that the bones, particularly those of the neck and forelimb, are much more robust, the caudal vertebrae are shorter and less specialized, and the typical forked diplodocid chevrons less developed.