Saurischia Archive

Giganotosaurus

Giganotosaurus was probably the apex predator in its ecosystem. It shared its environment with titanosaurian sauropod Andesaurus and the rebbachisaurid sauropods Limaysaurus and Nopcsaspondylus. Iguanodont and ornithischian remains
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Microraptor

Microraptor had four wings, one on each of its forelegs and hind legs. The long feathers on the legs of Microraptor were true flight feathers as seen in
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Carnotaurus

Carnotaurus is the only known carnivorous bipedal animal with a pair of horns on the frontal bone. The use of these horns is not entirely clear; several interpretations
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Allosaurus

The skull and teeth of Allosaurus were modestly proportioned for a theropod of its size. Paleontologist Gregory S. Paul gives a length of 845 mm (33.3 in) for
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Camarasaurus

There is a fossil record of two adults and a 12.2 meter (40 ft) long juvenile that died together in the Late Jurassic Period, approximately 150 million years
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Diplodocus

The skull of Diplodocus was very small, compared with the size of the animal, which could reach up to 35 m (115 ft), of which over 6 m
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Apatosaurus

The skull was small in comparison with the size of the animal. The jaws were lined with spatulate (chisel-like) teeth, suited to a herbivorous diet. The snout of
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Coelophysis

Coelophysis had a long narrow head (approximately 270 mm (0.9 ft)), with large, forward-facing eyes that afforded it stereoscopic vision and as a result excellent depth perception. Rinehart
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Brachiosaurus

Unusually for a sauropod, the forelimbs were longer than the hind limbs. The humerus (upper arm bone) of Brachiosaurus was relatively lightly built for its size, measuring 2.04
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Velociraptor

The first digit of the foot, as in other theropods, was a small dewclaw. However, whereas most theropods had feet with three digits contacting the ground, dromaeosaurids like
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