Sagita or Sagitta: How To spell?
The word Sagita is misspelled against Sagitta, a noun meaning "A genus of transparent, free-swimming marine worms having lateral and caudal fins, and capable of swimming rapidly. It is the type of the class Chaetognatha."
Sagitta has double "tt" is mispronounced as "t"Remember double 'TT' in between the strings sagi & a which should not be misspelled with single 'T'
Wrong Spelling:  sagi-t-a  Correct Spelling:  sagi-tt-a 
Find more wrongly spelled words of Sagitta to spell it well.