Sourian or Saurian: How To spell?

The word Sourian is misspelled against Saurian, a noun meaning "One of the Sauria."

Word contains consecutive vowels 'AU' in between alphabets s & rian is misspelled as 'OU'
Wrong Spelling:  s-ou-rian 
Correct Spelling:  s-au-rian 
Check more misspelled words of Saurian to spell it correct.

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