It had a heavy tail, which it used for balance, short arms and three fingers on each hand. Ebenezer is believed to have one of the six or seven bestpreserved allosaurus skulls ever discovered. Because of this, the word allosaurus means different lizard. An almost complete allosaurus skeleton was collected between 1883 and 1884. It has become the defining jurassic meat eater and the model of the carnosauria was terrifying at any stage of its life. Allosaurus was a theropod, an order of dinosaurs that also includes tyrannosaurus. Allosaurus was a carnosaurian theropod, not a tyrannosauroid. 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.
Late jurassic 150 million years ago where its found in utah. It had very strong hind limbs and a massive pelvis with strongly forward anteriorly and rearward posteriorly directed. If you want to know the cool facts about allosaurus, you have to read the explanation below. Social security administration public data, the first name allosaurus was not present. Allosaurus was a typical large theropod, having a massive skull on a short neck, a long, slightly sloping tail and reduced forelimbs.
Allosaurus is more commonly found in north america, portugal, and tanzania. New insights into the lifestyle of allosaurus dinosauria. A truly exceptional allosaurus science smithsonian. 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. They were created as near copies of the marx allosaurus. Allosaurus dinosaur, facts pictures dinosaurs skeletons. 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 large, almost complete, probably adult allosaurus specimen from the howe stephens quarry, morrison formation late kimmeridgianearly tithonian, wyoming, exhibits multiple pathologies. 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. 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. Allosaurus was a large theropod dinosaur from the jurassic period, a predatory carnivore. 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. It was a predator with a massive skull, serrated teeth, and gaping jaws. 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. The size of the largest allosaurus is approximately 16 feet tall, 43 feet long and weighed more up to 5 tons. Its threefingered forelimbs were smaller than its large hind legs, and the body was balanced by a long, heavy tail. Here you can learn all about one of the biggest, fiercest jurassic predators this article is part of our dinosaur series. Allosaurus was probably not a predator of fully grown sauropods, unless it hunted in packs. 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. One interesting fact to note is that the largest allosaurus specimens may have rivaled the t rex in size.
An overview of the faunistic diversity of the andres fossilsite from the portuguese upper jurassic is presented. The amount of species that pertain to allosaurus are numerous. The allosaurus was a bipedal dinosaur, mirroring other advanced theropods. There are some interesting dinosaur facts that you may have never known about or heard about. Debate continues regarding how it may have killed much larger prey. Those would be the triassic, the jurassic, and the cretaceous. The allosaurus is in the theropod meaning beast foot family. The facts of allosaurus is that the fossil bed contains over 10,000 bones and the species of allosaurus dinosaurs remains unclear. The allosaurus is depicted in many artistic interpretations as hunting in packs. The long and muscular tail was used for balancing the body. Allosaurus is a genus of large theropod dinosaur that lived 155 to 150 million years ago during the late jurassic period.
Allosaurs were about 28 feet long on average, but some may have reached as long as 40 feet. Allosaurus was a big, carnivorous dinosaur, meaning that it ate meat. Pathologic bones include the left dentary, two cervical vertebrae, one cervical and several dorsal ribs, the left scapula, the left. Allosaurus facts this is one of the most wellknown dinosaurs. Allosaurus had brow horns which appear to have varied somewhat in shape between individuals. Basic dinosaur description and information read aloud by paul thomas. In 1991, a 95% complete allosaurus skeleton, named big al was discovered in wyoming. Allosaurus was about 38 feet long and 16 feet tall. Heres where you can check out its size, habitat, diet and more. Allosaurus fragilis, the bestknown species, had an average length of 8. These following facts about allosaurus should probably give you much information about this animal.
Allosaurus was a large theropod dinosaur from the jurassic period, a predatory carnivore allosaurus averaged 8. A truly exceptional allosaurus science smithsonian magazine. Walking on two huge hindlegs, it had three, large, birdlike, clawed toes on each foot. It was the largest carnivore in north america during the late jurassic period. It was very strong since the mouth had sharp teeth. Mar 31, 2018 allosaurus facts this is one of the most wellknown dinosaurs.
The true story of one of the most significant fossil finds in creationist history by t. Allosaurus was the main enemy of the giant sauropods, including apatosaurus and diplodocus, even though the planteaters weighed much more than the twoton predator. Evers 2, 4, ben pabst 5, octavio mateus 6, 7, alexander flisch 8, mike patthey 9, oliver w. 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. This dinosaur weighed about half as much as an african elephant it stood 16 feet tall. Half the body length consisted of a welldeveloped tail, and allosaurus, like all theropod dinosaurs, was a biped.
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. Allosaurus basic dinosaur description and information read aloud. Curved teeth 510cm facing backwards to stop prey escaping. 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. 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. Pdf vertebrate fauna at the allosaurus fossilsite of. Allosaurus is a big carnivore which lived around 150 million years ago. Scientists, when speaking of dinosaurs, actually refer to creatures living in one of 3 eras.
Adult largebodied theropods are often found with numerous pathologies. Jul 14, 2016 this page contains allosaurus facts for kids and adults. Allosaurus basic dinosaur description and information. Allosaurus dinosaurs kids facts and information about the allosaurus dinosaur. Allosaurus was a large, carnivorous meat eating dinosaur. It is possible the name you are searching has less than five occurrences per year. Allosaurus fragilis natural history museum of utah. This is a description of the dinosaur allosaurus or other lizard read from an american text from the 1960s.
It lived in the late jurassic early cretaceous period, around 155 140 million years ago. It is derived from the greek allos different or other and saurus generic reptile. Allosaurus dinosaur alohsoreus was a big carnivorous dinosaur with a length of up to 12 m 39 ft. Allosaurus was a giant theropod, one of the largest before the appearance of the tyrannosaurs about 70 million years later. 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. 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. Allosaurus could grow 39 feet long, perhaps even longer. Theropoda based on another specimen with multiple pathologies christian foth 1, 2, 3, serjoscha w. The report states that allosaurus attacked the stegosaurus. Knowledge application use what you know to choose the correct facts about what we know about the allosaurus today additional learning for more information about this dinosaur, read the lesson. The land would have been covered with forests, and there would have been no grass or flowers. Traces of healing responses in all pathologic bones but the ischium suggest the survival. The allosaurus was a huge, meateating dinosaur that lived during the late jurassic period about 145 million years ago.
Allosaurus was a giant killing machine from the late jurassic, it was one of the most successful meat eating dinosaurs found. Allosaurus weight 2,000 kilograms size 12m long and 5m high habitat north america plains diet carnivorous ate diplodocus, stegosaurus and more. This contrasts pretty well with the t rex who was approximately 16 feet tall, 42 feet long and weighed approximately 7 tons. An allosaurus tail vertebra has been found with a partially healed puncture which fits a stegosaurus tail spike. Allosaurus means other reptile, a strange name for the most powerful, fearsome, and deadly dinosaur of the late jurassic. The allosaurus did not look like the other dinosaurs that existed at that time.
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. Allosaurus simple english wikipedia, the free encyclopedia. Jan 11, 2015 allosaurus was a giant killing machine from the late jurassic, it was one of the most successful meat eating dinosaurs found. 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. Here left seen shopping at the minisauropod buffetmart. 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. Have fun coloring in this large carnivorous dinosaur from the jurassic period. Across the plains and woodlands of late jurassic north america, circa 150 million years ago, two dinosaurs stood out for their size and majesty.
Learn facts about the allosaurus and where scientists found fossil remains. It is speculated that the allosaurus hunted ornithischian dinosaurs such as the stegosaurus. Mar, 2018 the amount of species that pertain to allosaurus are numerous. 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.
Before these dinosaurs take their corners in the dinosaur death duel thunderdome, lets look at their specs. Jul 14, 2014 facts about allosaurus allosaurus fossil facts about allosaurus 3. 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. The creation museum s worldclass dinosaur skeleton is an allosaurus fragilis. Allosaurus which lived 140 million years ago is a classic big theropod. Also, there is a stegosaurus neck plate with a ushaped wound that correlates well with an allosaurus snout.
885 1458 378 41 548 207 648 1566 921 1122 1128 705 1586 1440 1554 262 1101 1528 900 1062 972 831 1493 456 1468 1091 1238 302 701 149 1606 516 409 611 1334 11 666 210 186 1076 1213