Ornithosaoria or Ornithosauria: How To spell?
The word Ornithosaoria is misspelled against Ornithosauria, a noun meaning "An order of extinct flying reptiles; -- called also Pterosauria."
Word contains consecutive vowels 'AU' in between alphabets ornithos & ria is misspelled as 'AO'Wrong Spelling:  ornithos-ao-ria  Correct Spelling:  ornithos-au-ria 
Find more incorrect spellings of Ornithosauria to spell right way.