Equisetacoeus or Equisetaceous: How To spell?

The word Equisetacoeus is misspelled against Equisetaceous, an adjective meaning "Belonging to the Equisetaceae, or Horsetail family."

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