Allosaurus is more commonly found in north america, portugal, and tanzania. Mar, 2018 the amount of species that pertain to allosaurus are numerous. An almost complete allosaurus skeleton was collected between 1883 and 1884. They study fossil remains, using knowledge from other scientific fields such as biology, chemistry and geology to create a picture of how the world used to look. Allosaurus is a genus of large theropod dinosaur that lived 155 to 150 million years ago during the late jurassic period. Allosaurus facts s t c a f s u r u a s o l l a h t g n e l t h g i e w s t a e s n a e m e m a n n e h w printed courtesy of. Allosaurus was about 38 feet long and 16 feet tall. The allosaurus is depicted in many artistic interpretations as hunting in packs. May 12, 2015 the allosaurus sma 0005 represents a further specimen of this taxon with multiple pathologies, which were mostly interpreted as traumatic in origin, pertaining to all body regions i. Here you can learn all about one of the biggest, fiercest jurassic predators this article is part of our dinosaur series.
Late jurassic 150 million years ago where its found in utah. Allosaurus simple english wikipedia, the free encyclopedia. Mar 15, 2016 allosaurus was among the earliest dinosaur discoveries, and fossils are plentiful, making it a darling of paleontologists, as well as amateur dinosaur observers this large theropod bipedal. Allosaurus mounted skeleton of big al at the houston museum of natural science was a theropod of the late jurassic that lived from 156 to 145 million years ago. Allosaurus was a large theropod dinosaur from the jurassic period, a predatory carnivore. This dinosaur weighed about half as much as an african elephant it stood 16 feet tall.
Its threefingered forelimbs were smaller than its large hind legs, and the body was balanced by a long, heavy tail. Allosaurus weight 2,000 kilograms size 12m long and 5m high habitat north america plains diet carnivorous ate diplodocus, stegosaurus and more. Social security administration public data, the first name allosaurus was not present. Across the plains and woodlands of late jurassic north america, circa 150 million years ago, two dinosaurs stood out for their size and majesty. These following facts about allosaurus should probably give you much information about this animal. Jan 11, 2015 allosaurus was a giant killing machine from the late jurassic, it was one of the most successful meat eating dinosaurs found. The allosaurus sma 0005 represents a further specimen of this taxon with multiple pathologies, which were mostly interpreted as traumatic in origin, pertaining to all body regions i. Allosaurs were about 28 feet long on average, but some may have reached as long as 40 feet. Allosaurus was a giant killing machine from the late jurassic, it was one of the most successful meat eating dinosaurs found. Evers 2, 4, ben pabst 5, octavio mateus 6, 7, alexander flisch 8, mike patthey 9, oliver w. It lived in the late jurassic early cretaceous period, around 155 140 million years ago. Pdf vertebrate fauna at the allosaurus fossilsite of.
It is possible the name you are searching has less than five occurrences per year. It is derived from the greek allos different or other and saurus generic reptile. The allosaurus was a huge, meateating dinosaur that lived during the late jurassic period about 145 million years ago. Allosaurus fragilis natural history museum of utah.
It had a heavy tail, which it used for balance, short arms and three fingers on each hand. Curved teeth 510cm facing backwards to stop prey escaping. Jul 14, 2014 facts about allosaurus allosaurus fossil facts about allosaurus 3. Theropoda based on another specimen with multiple pathologies christian foth 1, 2, 3, serjoscha w. There are some interesting dinosaur facts that you may have never known about or heard about. Allosaurus had brow horns which appear to have varied somewhat in shape between individuals. It lived in the open woodlands of jurassic north america, preying on the sauropods and other planteaters, such as stegosaurus, camptosaurus and dryosaurus, that shared its habitat. Heres where you can check out its size, habitat, diet and more.
Mar 31, 2018 allosaurus facts this is one of the most wellknown dinosaurs. Allosaurus was the main enemy of the giant sauropods, including apatosaurus and diplodocus, even though the planteaters weighed much more than the twoton predator. Allosaurus means other reptile, a strange name for the most powerful, fearsome, and deadly dinosaur of the late jurassic. Allosaurus could grow 39 feet long, perhaps even longer. Beh one of the greatest finds in the history of creationist paleontology was made in the backyard of a christian family living in a remote area of colorado a few years ago. Debate continues regarding how it may have killed much larger prey. Allosaurus is derived from the greek allos strange and sauros lizard referring to its peculiar vertebrae that marsh noted were modified to ensure lightness. A truly exceptional allosaurus cope did not know it at the time, but he had described an especially large representative of a species his rival had named just a year before. The report states that allosaurus attacked the stegosaurus. Pathologic bones include the left dentary, two cervical vertebrae, one cervical and several dorsal ribs, the left scapula, the left. It was the most common huge predator in north america, 140 million years ago, in the jurassic period allosaurus dinosaur is the official state fossil of utah, in the united states allosaurus is a classic big theropod. It was a predator with a massive skull, serrated teeth, and gaping jaws. The size of the largest allosaurus is approximately 16 feet tall, 43 feet long and weighed more up to 5 tons.
Basic dinosaur description and information read aloud by paul thomas. A truly exceptional allosaurus science smithsonian magazine. Allosaurus was a large, carnivorous meat eating dinosaur. An allosaurus tail vertebra has been found with a partially healed puncture which fits a stegosaurus tail spike. Here left seen shopping at the minisauropod buffetmart. Paleontologists have long speculated that the only way allosaurus could have preyed on the huge, 25to50 ton sauropods of its day even if it only targeted juvenile, aged, or sick individuals was if this dinosaur hunted in cooperative packs. The facts of allosaurus is that the fossil bed contains over 10,000 bones and the species of allosaurus dinosaurs remains unclear. An overview of the faunistic diversity of the andres fossilsite from the portuguese upper jurassic is presented. Adult largebodied theropods are often found with numerous pathologies. The allosaurus was a bipedal dinosaur, mirroring other advanced theropods.
Those would be the triassic, the jurassic, and the cretaceous. Allosaurus was a big, carnivorous dinosaur, meaning that it ate meat. One interesting fact to note is that the largest allosaurus specimens may have rivaled the t rex in size. This is a description of the dinosaur allosaurus or other lizard read from an american text from the 1960s.
Allosaurus dinosaur, facts pictures dinosaurs skeletons. The amount of species that pertain to allosaurus are numerous. It is speculated that the allosaurus hunted ornithischian dinosaurs such as the stegosaurus. Scientists, when speaking of dinosaurs, actually refer to creatures living in one of 3 eras. Allosaurus was probably not a predator of fully grown sauropods, unless it hunted in packs. Allosaurus dinosaur alohsoreus was a big carnivorous dinosaur with a length of up to 12 m 39 ft. Allosaurus was a carnosaurian theropod, not a tyrannosauroid. Allosaurus was a large theropod dinosaur from the jurassic period, a predatory carnivore allosaurus averaged 8. The species epithet or specific name, fragilis, means fragile in latin because marsh supposed that cavities in said vertebrae made them light at the expense of strength. Walking on two huge hindlegs, it had three, large, birdlike, clawed toes on each foot. Traces of healing responses in all pathologic bones but the ischium suggest the survival.
Half the body length consisted of a welldeveloped tail, and allosaurus, like all theropod dinosaurs, was a biped. Life span estimating a dinosaurs life span is always a tricky matter, but based on the voluminous fossil evidence, paleontologists believe allosaurus attained its full adult size by age 15 and was thus no longer vulnerable to predation. It was very strong since the mouth had sharp teeth. Allosaurus which lived 140 million years ago is a classic big theropod. Many localities throughout the colorado plateau region of central, eastern, and southern utah, including clevelandlloyd dinosaur quarry, emery county, and dinosaur national monument, uintah county. It has become the defining jurassic meat eater and the model of the carnosauria was terrifying at any stage of its life. Its a compelling scenario, and it would make for a great hollywood movie, but the fact is that modern big cats dont team up to bring down fullgrown. A large, almost complete, probably adult allosaurus specimen from the howe stephens quarry, morrison formation late kimmeridgianearly tithonian, wyoming, exhibits multiple pathologies. The true story of one of the most significant fossil finds in creationist history by t. Allosaurus is top predator in both arthur conan doyles 1912 novel, the lost world, and its 1925 film adaptation, the first fulllength motion picture to feature dinosaurs. Learn facts about the allosaurus and where scientists found fossil remains. The creation museum s worldclass dinosaur skeleton is an allosaurus fragilis. Jul 14, 2011 a truly exceptional allosaurus cope did not know it at the time, but he had described an especially large representative of a species his rival had named just a year before. Jul 14, 2016 this page contains allosaurus facts for kids and adults.
Also, there is a stegosaurus neck plate with a ushaped wound that correlates well with an allosaurus snout. Allosaurus dinosaurs kids facts and information about the allosaurus dinosaur. Allosaurus was a theropod, an order of dinosaurs that also includes tyrannosaurus. This contrasts pretty well with the t rex who was approximately 16 feet tall, 42 feet long and weighed approximately 7 tons. Allosaurus was a giant theropod, one of the largest before the appearance of the tyrannosaurs about 70 million years later. A truly exceptional allosaurus science smithsonian. This work provides a preliminary approach on the vertebrate fauna known at present. Allosaurus basic dinosaur description and information read aloud. Ebenezer is believed to have one of the six or seven bestpreserved allosaurus skulls ever discovered. The allosaurus is in the theropod meaning beast foot family. The allosaurus did not look like the other dinosaurs that existed at that time. It had very strong hind limbs and a massive pelvis with strongly forward anteriorly and rearward posteriorly directed. The long and muscular tail was used for balancing the body.
Before these dinosaurs take their corners in the dinosaur death duel thunderdome, lets look at their specs. It was the largest carnivore in north america during the late jurassic period. Scientists who study ancient life are known as paleontologists palaeontologists in british english. They were created as near copies of the marx allosaurus.
Allosaurus is a genus o lairge theropod dinosaur that lived 155 tae 150 million years ago during the late jurassic period kimmeridgian tae early tithonian. Allosaurus facts this is one of the most wellknown dinosaurs. Have fun coloring in this large carnivorous dinosaur from the jurassic period. Allosaurus basic dinosaur description and information. The land would have been covered with forests, and there would have been no grass or flowers. Because of this, the word allosaurus means different lizard. In 1991, a 95% complete allosaurus skeleton, named big al was discovered in wyoming. New insights into the lifestyle of allosaurus dinosauria. If you want to know the cool facts about allosaurus, you have to read the explanation below.