Haustela or Haustella: How To spell?
The word Haustela is misspelled against Haustella, which is plural of "Haustellum"
Haustella has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings hauste & a which should not be misspelled with single 'L'
Wrong Spelling:  hauste-l-a  Correct Spelling:  hauste-ll-a 
Check more misspelled words of Haustella to spell it correct.