Antenule or Antennule: How To spell?
The word Antenule is misspelled against Antennule, a noun meaning "A small antenna; -- applied to the smaller pair of antennae or feelers of Crustacea."
Antennule has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings ante & ule which should not be misspelled with single 'N'
Wrong Spelling:  ante-n-ule  Correct Spelling:  ante-nn-ule 
Check more misspelled words of Antennule to spell it correct.