Hyleosavr or Hyleosaur: How To spell?
The word Hyleosavr is misspelled against Hyleosaur, a noun meaning "Same as Hylaeosaur."
Word contains consecutive vowels 'AU' in between alphabets hyleos & r is misspelled as 'AV'Wrong Spelling:  hyleos-av-r  Correct Spelling:  hyleos-au-r 
Find more incorrect spellings of Hyleosaur to spell right way.