Calcaroeus or Calcareous: How To spell?

The word Calcaroeus is misspelled against Calcareous, an adjective meaning "Partaking of the nature of calcite or calcium carbonate; consisting of, or containing, calcium carbonate or carbonate of lime."

Word contains consecutive vowels 'EO' in between alphabets calcar & us is misspelled as 'OE'
Wrong Spelling:  calcar-oe-us 
Correct Spelling:  calcar-eo-us 
Check more misspelled words of Calcareous to spell it correct.