Allosaurus craniumA detail of the skull of Allosaurus, the Upper Jurassic carnivorous dinosaur that lived 153 to 135 million years ago. On display at the Natural History Museum, London
Reconstruction of a Diplodocus, Cretaceous periodReconstruction of a Diplodocus genus dinosaur in a coniferous and cycad forest, Cretaceous period. About 22m long and 34500kg alive
DINOSAUR / ALLOSAURUSALLOSAURUS on a prehistoric beach
Dinosaur / ApatosaurusAPATOSAURUS (also known as Brontosaurus) attacked by ALLOSAURUS (also known as Ceratosaurus)
AllosaurusA skeletal reconstruction of Allosaurus, the Upper Jurassic carnivorous dinosaur that lived 153 to 135 million years ago. On display at the Natural History Museum, London