Wikimedi'Òc

Stegosaurus dinosaur footprints in sandstone (Morrison Formation, Upper Jurassic; Quarry 5, Dinosaur Ridge, west of Denver, north-central Colorado, USA) (15354473407).jpg - Ser Amantio di Nicolao

Juvenile Stegosaurus dinosaur footprint (Morrison Formation, Upper Jurassic; Dinosaur Ridge, west of Denver, north-central Colorado, USA) (15541291642).jpg - Ser Amantio di Nicolao

Juvenile Stegosaurus dinosaur footprints in sandstone (Morrison Formation, Upper Jurassic; Quarry 5, Dinosaur Ridge, west of Denver, north-central Colorado, USA) (15354397208).jpg - Ser Amantio di Nicolao

Arthur Lakes illustration of Apatosaurus ajax and Atlantosaurus montanus at Morrison, Colorado.jpg - Sebastian Wallroth