North America

  • Soumyasaurus aenigmaticus

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

  • Sphaerotholus buchholtzae

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

  • Sphaerotholus edmontonensis

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

  • Sphaerotholus goodwini

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

  • 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