North America

  • Sphaerotholus lyonsi

    Dinosaur Sphaerotholus lyonsi: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Sphaerotholus triregnum

    Dinosaur Sphaerotholus triregnum: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Spiclypeus shipporum

    Dinosaur Spiclypeus shipporum: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Spinops sternbergorum

    Dinosaur Spinops sternbergorum: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Stegoceras novomexicanum 

    Dinosaur Stegoceras novomexicanum : scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Stegoceras validum

    Dinosaur Stegoceras validum: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Stegopelta landerensis

    Dinosaur Stegopelta landerensis: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Stegosaurus “affinis”

    Dinosaur Stegosaurus "affinis": scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Stegosaurus armatus

    Dinosaur Stegosaurus armatus: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references

  • Stegosaurus stenops

    Dinosaur Stegosaurus stenops: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references