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  1. 10 Key Facts About the Allosaurus - ThoughtCo

    Aug 7, 2019 · Allosaurus used to be called Antrodemus before being classified as Allosaurus in the 1970s. Allosaurus teeth were constantly shedding and replacing, much like modern crocodiles do …

  2. Allosaurus - Wikipedia

    Allosaurus was a large bipedal predator for its time. Its skull was light, robust, and equipped with dozens of sharp, serrated teeth. It averaged 8.5 meters (28 ft) in length for A. fragilis, with the largest …

  3. Allosaurus | Jurassic predator, carnivorous, bipedal | Britannica

    Allosaurus weighed two tons and grew to 10.5 metres (35 feet) in length, although fossils indicate that some individuals could have reached 12 metres. Half the body length consisted of a well-developed …

  4. Allosaurus - National Geographic Kids

    Allosaurus lived about 145 million years ago, during the Jurassic period. Part of the theropod family—a group of dinosaurs that ran on two feet—this dino could grow up to 40 feet from head to...

  5. Allosaurus - Facts About The Famous Jurassic Dinsaur

    Allosaurus was one of the largest and most abundant theropods of the Late Jurassic in North America. It has a wide geographical range and is found throughout the Morrison Formation which was deposited …

  6. Allosaurus - Description, Habitat, Image, Diet, and Interesting Facts

    The Late Jurassic period, roughly 155 to 150 million years ago, was dominated by colossal creatures, and among them, Allosaurus reigned as a formidable predator. Its name, meaning “different lizard,” …

  7. Allosaurus - Natural History Museum

    Allosaurus was a large meat-eating dinosaur that lived in prehistoric North America. It had three-fingered hands and distinctive horns above its eyes. Saurophaganax, a related dinosaur, was once thought to …

  8. All about Allosaurus - Animalia

    Allosaurus were large and agile theropods of the late Jurassic period. These predatory dinosaurs were characterized by their strong, muscular bodies and large skulls with sharp teeth and claws. They …

  9. Allosaurus - Pictures and Facts

    Allosaurus is a type of dinosaur called a therapod. This dinosaur lived about 155 million years ago—during the Jurassic Period—and probably lived in parts of the Western United States. It was …

  10. Allosaurus: Overview, Size, Habitat, & Other Facts

    Dec 9, 2023 · The Allosaurus was a giant carnivorous dinosaur that roamed the Earth during the late Jurassic period, about 155 to 150 million years ago. Known for its large skull, powerful jaws, and …