Ornithosavria or Ornithosauria: How To spell?
The word Ornithosavria 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 'AV'Wrong Spelling:  ornithos-av-ria  Correct Spelling:  ornithos-au-ria 
Find more incorrect spellings of Ornithosauria to spell right way.