Stage: Early

• Rinchenia mongoliensis

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

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• Riojavenatrix lacustris

  Dinosaur Riojavenatrix lacustris: scientific and paleontological classification, description, dimensions, length, weight, temporal range, species, fossils, references.

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• Rocasaurus muniozi

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

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• Sacisaurus agudoensis

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

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• Saltriovenator zanellai

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

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• Sasayamagnomus saegusai

  Dinosaur Sasayamagnomus saegusai: scientific and paleontological classification, description, dimensions, length, weight, speed, temporal range, species, fossils, references

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• Saurolophus angustirostris 

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

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• Saurolophus osborni  

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

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• Allosauria

  Saurophaganax maximus

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

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• “Saurornithoides” asiamericanus 

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

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