Country: USA

• Allosauria

  Siats meekerorum

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

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• Sierraceratops turneri

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

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• Silvisaurus condrayi 

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

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• “Skaladromeus goldenii”

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

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• Smitanosaurus agilis

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

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• Sonorasaurus thompsoni 

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

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• Soumyasaurus aenigmaticus

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

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• Sphaerotholus buchholtzae

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

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• Sphaerotholus goodwini

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

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• Sphaerotholus lyonsi

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

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