Ceratosaurus Variant:Primed Today only two species of

Today only two species of Triceratops are contemplated (T

and membranous wings outstretched

Los cuernos y la gola del Styracosaurus albertensis probablemente tenían una función para el reconocimiento de especies y rituales de apareamiento

Although the exact function of these defense structures is not completely clear

Ceratosaurus Variant:Primed Today only two species ofCeratosaurus (C. nasicornis, 'Horned Lizard') is an extinct genus of theropod dinosaur that lived in the Tithonian of the Late Jurassic, approximately 153 and 148 million years ago, one of the last serpentine tailed Ceratosaurids. Ceratosaurus was a bipedal carnivore, quite early in the evolutionary history of theropod dinosaurs. Adult specimens could reach up to six meters in length and weigh close to a ton. Its main features were a horn over its