Spiralozoid or Spiralozooid: How To spell?
The word Spiralozoid is misspelled against Spiralozooid, a noun meaning "One of the special defensive zooids of certain hydroids. They have the form of long, slender tentacles, and bear lasso cells."
Spiralozooid has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings spiraloz & id which should not be misspelled with single 'O'
Wrong Spelling:  spiraloz-o-id  Correct Spelling:  spiraloz-oo-id 
Find more incorrect spellings of Spiralozooid to spell right way.