Brachiosaurus

“arm lizard”

CLASSIFICATION

Brachiosaurus  Riggs, 1903TYPE SPECIES: B. altithorax Riggs, 1903 “high-chested arm lizard” OTHER SPECIES: B. atalaiensis de Lapparent & Zbyszewski, 1957 ?B. nougaredi de Lapparent, 1960 [nomen dubium?] MISASSIGNED SPECIES: B. brancai (Janensch, 1914) Olshevsky, 1991 = Giraffatitan brancai B. fraasi Janensch, 1914 == Giraffatitan brancai B. macintoshi (Jensen, 1985) (originally “Ultrasaurus“) == Supersaurus vivianae == Brachiosaurus altithorax

Animalia Vertebrata Tetrapoda Sauropsida Archosauromorpha Ornithodira Dinosauria Sauropodomorpha

see also: Genus Index, Classification

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MEASUREMENTS

LENGTH: 22 m to ?30 m

see also: World Records

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TIME

• B. altithorax: Kimmeridgian to Tithonian
• B. atalaiensis: Kimmeridgian
• B. nougaredi: Albian to early Cenomanian

see also: Ages of the Mesozoic

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PLACE

• B. altithorax: Colorado, Utah
• B. atalaiensis: Portugal
• B. nougaredi: Algeria

see also: Paleo-Maps

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REMAINS

• • ?skull
  • B.altithorax
    • 2 partial specimens
  • B.atalaiensis
    • vertebrae, hip & limb elements
  • B.nougaredi

see also: Anatomy

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ESSAY

At one time the largest known land animal of all time, Brachiosaurus has since been superceded in height by Sauroposeidon and in mass by South American titanosaurs such as Argentinosaurus.

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IMAGES

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