Pterosaarian or Pterosaurian: How To spell?
The word Pterosaarian is misspelled against Pterosaurian, an adjective meaning "pertaining to the Pterosauria."
Word contains consecutive vowels 'AU' in between alphabets pteros & rian is misspelled as 'AA'Wrong Spelling:  pteros-aa-rian  Correct Spelling:  pteros-au-rian 
Find more incorrect spellings of Pterosaurian to spell right way.