Conchyliacoeus or Conchyliaceous: How To spell?
The word Conchyliacoeus is misspelled against Conchyliaceous, an adjective meaning "pertaining to shells; resembling a shell; as, conchyliaceous impressions."
Word contains consecutive vowels 'EO' in between alphabets conchyliac & us is misspelled as 'OE'Wrong Spelling:  conchyliac-oe-us  Correct Spelling:  conchyliac-eo-us 
Check more misspelled words of Conchyliaceous to spell it correct.