Pipistrele or Pipistrelle: How To spell?
The word Pipistrele is misspelled against Pipistrelle, a noun meaning "A small European bat (Vesperugo pipistrellus); -- called also flittermouse."
Pipistrelle has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings pipistre & e which should not be misspelled with single 'L'
Wrong Spelling:  pipistre-l-e  Correct Spelling:  pipistre-ll-e 
Find more wrongly spelled words of Pipistrelle to spell it well.