Proboscideun or Proboscidean: How To spell?
The word Proboscideun is misspelled against Proboscidean, an adjective meaning "Proboscidian."
Proboscidean has vowels 'ea' together mispronounced as 'eu'Word contains consecutive vowels 'EA' in between alphabets proboscid & n is misspelled as 'EU'
Wrong Spelling:  proboscid-eu-n  Correct Spelling:  proboscid-ea-n 
Check more misspelled words of Proboscidean to spell it correct.