Metostoen or Metosteon: How To spell?

The word Metostoen is misspelled against Metosteon, a noun meaning "The postero-lateral ossification in the sternum of birds; also, the part resulting from such ossification."

Word contains consecutive vowels 'EO' in between alphabets metost & n is misspelled as 'OE'
Wrong Spelling:  metost-oe-n 
Correct Spelling:  metost-eo-n 
Find more incorrect spellings of Metosteon to spell right way.