Plesiosaor or Plesiosaur: How To spell?

The word Plesiosaor is misspelled against Plesiosaur, a noun meaning "One of the Plesiosauria."

Word contains consecutive vowels 'AU' in between alphabets plesios & r is misspelled as 'AO'
Wrong Spelling:  plesios-ao-r 
Correct Spelling:  plesios-au-r 
Find more incorrect spellings of Plesiosaur to spell right way.

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