Anulosa or Annulosa: How To spell?
The word Anulosa is misspelled against Annulosa, a noun meaning "A division of the Invertebrata, nearly equivalent to the Articulata. It includes the Arthoropoda and Anarthropoda. By some zoologists it is applied to the former only."
Annulosa has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings a & ulosa which should not be misspelled with single 'N'
Wrong Spelling:  a-n-ulosa  Correct Spelling:  a-nn-ulosa 
Check more misspelled words of Annulosa to spell it correct.