Archeopteryx lithographica is an emblematic species of evolution

Its skull had specialized features

También se han hallado restos fósiles que sugieren que podría haber competido con otros grandes mosasaurios

como todos los reptiles marinos de su época

que le habrían servido tanto para la pesca como para defenderse de otros depredadores

Stegosaurus stenops Qianzhousaurus Archeopteryx lithographica is an emblematicStegosaurus stenops is one of the best known and most studied species of dinosaurs in the genus Stegosaurus, which lived during the Late Jurassic period, approximately 155 to 150 million years ago. Stegosaurus stenops fossils have been found primarily in North America, especially in the Morrison Formation, which encompasses parts of present day Colorado, Wyoming, and Utah. This herbivorous dinosaur is famous for its distinctive appearance,