Ctenoidaen or Ctenoidean: How To spell?
The word Ctenoidaen is misspelled against Ctenoidean, a noun meaning "One of the Ctenoidei."
Ctenoidean has vowels 'ea' together mispronounced as 'ae'Word contains consecutive vowels 'EA' in between alphabets ctenoid & n is misspelled as 'AE'
Wrong Spelling:  ctenoid-ae-n  Correct Spelling:  ctenoid-ea-n 
Find more incorrect spellings of Ctenoidean to spell right way.