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Brachiosaurus is estimated to have been between 18 and 22 meters (59 and 72 ft) long; body mass estimates of the subadult holotype specimen range from 28.3 to 46.9 metric tons (31.2 to 51.7 short tons). It had a disproportionately long neck, small skull, and large overall size, all of which are typical for sauropods.
Brachiosaurus humerus bone. In 1903, Elmer Samuel Riggs described and named Brachiosaurus. In 1904, he created a new sauropod family, the Brachiosauridae. [9] [1] He published a complete description of the phenotype after examining the humerus, femur, coracoid, and sacrum of the Brachiosaurus holotype that had been prepared at the Field ...
Sauropod neck posture is a subject occasionally debated among scientists, with some favoring postures closer to horizontal whilst others a more upright posture. Research has looked at various avenues of evidence and analysis including: attempting to reconstruct the neutral posture of their necks and estimating range of motion by studying the ...
Giraffatitan (name meaning "titanic giraffe ") is a genus of sauropod dinosaur that lived during the late Jurassic Period (Kimmeridgian – Tithonian stages) in what is now Lindi Region, Tanzania. Only one species is known, G. brancai, named in honor of German paleontologist Wilhelm von Branca, who was a driving force behind the expedition that ...
Description. Lusotitan was a large sauropod, reaching 21 m (69 ft) in length and 30 tonnes (33 short tons) in body mass. [6] It had long forearms with the humerus and femur measuring 2.05 m (6.7 ft) and 2 m (6.6 ft) in length, respectively. [7]
Upright neck pose for D. carnegii based on Taylor et al. (2009) A reconstruction of the neck ligament structure from a Diplodocus. The depiction of the entire neck seen in C and D shows where the possible elastic and supraspinal ligaments in addition to muscle groups could have been located. [74]
The genus name is a reference to Egyptian mythology: Abydos is the Greek name for a city on the Nile where the head and neck of Osiris were buried, while the holotype of Abydosaurus consists of a head and neck found in rocks overlooking the Green River. The type species is A. mcintoshi in honor of John S. ("Jack") McIntosh, [1] Professor of ...
Type species of Brachiosaurus and of the family "Brachiosauridae"; [147] has at least once been referred to. thegenus Astrodon, although this is not widely accepted [106] A diagram of all known specimens, with the holotype in white: Brachiosaurus fraasi: Not catalogued Natural History Museum, Berlin: Kimmeridgian: Tendaguru Formation, Tanzania