Dinosourian or Dinosaurian: How To spell?

The word Dinosourian is misspelled against Dinosaurian, a noun meaning "One of the Dinosauria."

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

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