Allosaurus

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Allosaurus,

late Jurassic carnivorous dinosaurdinosaur
[Gr., = terrible lizard], extinct land reptile of the Mesozoic era. The dinosaurs, which were egg-laying animals, ranged in length from 2 1-2 ft (91 cm) to about 127 ft (39 m).
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 of the W United States. Specimens of 30 to 40 ft (9 to 12 m) have been found. It had stong hind legs, smaller sharply clawed forelimbs, two small horns directly above the eyes, and expandable jaws that could widen to consume large pieces of meat.
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Allosaurus

[‚al·ə′sȯr·əs]
(paleontology)
A carnivorous therapod dinosaur, 40 feet (12 meters) long, and weighing 1.5 tons, from the Late Jurassic Period that had muscular hindlimbs, small forelimbs (with three-fingered hands), and sharp teeth; similar to but smaller than Tyrannosaurus.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
And the Jurassic display had brontosaurs and stegosaurs and allosaurs. All just so beautiful.
There was a time when 50,000-pound Barosaurs and predatory Allosaurs walked the region we now call Utah.
Cleveland Lloyd Quarry has yielded up a dinosaur egg, more than 15,000 dinosaur bones, and 44 Allosaurs. This site has produced more carnivore fossils than any other site in the world.
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