Sawropterygia or Sauropterygia: How To spell?

The word Sawropterygia is misspelled against Sauropterygia, a noun meaning "Same as Plesiosauria."

Word contains consecutive vowels 'AU' in between alphabets s & ropterygia is misspelled as 'AW'
Wrong Spelling:  s-aw-ropterygia 
Correct Spelling:  s-au-ropterygia 
Find more incorrect spellings of Sauropterygia to spell right way.

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