brontosaurus

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Brontosaurus:

see ApatosaurusApatosaurus
, [Gr.,=deceptive lizard], quadruped saurischian dinosaur, estimated to be from 70 to 90 ft (21 to 27 m) in length and to weigh up to 30 tons (27 metric tons). The similar dinosaur formerly called Brontosaurus [Gr.
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Brontosaurus

[‚brän·tə′sȯr·əs]

(paleontology)

Apatosaurus

brontosaurus

, brontosaur

any very large herbivorous quadrupedal dinosaur of the genus Apatosaurus, common in North America during Jurassic times, having a long neck and long tail: suborder Sauropoda (sauropods)

Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005

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References in periodicals archive ?

"People's popular ideas tend not to keep up with the science, so you'll find some people tend to draw T-Rexes at a 45-degree angle or they talk about Brontosaurs in a swamp and things like that.

'Walking with Dinosaurs' eyes North America return

Similarly, in "Abrupt Extinctions at the End of the Cretaceous," we are ostensibly allowed insight into the demise of the brontosaurs, as the saurian narrator kicks off the story with the anticlimactic explanation for the extinction, "We were tired.

Douglas Glover

Large, four-legged brontosaurs and swift, bipedal theropods blazed those trails across the gently sloping shores of a freshwater lake about 150 million years ago, says Katherine McCarville of the South Dakota School of Mines and Technology in Rapid City.

Trackway site shows dinosaur on the go. (Paleontology)

Over 150 species of sauropods, the long-necked, long-tailed four-footed herbivores informally called brontosaurs, have been described.