Vorticela or Vorticella: How To spell?
The word Vorticela is misspelled against Vorticella, a noun meaning "Any one of numerous species of ciliated Infusoria belonging to Vorticella and many other genera of the family Vorticellidae. They have a more or less bell-shaped body with a circle of vibrating cilia around the oral disk. Most of the species have slender, contractile stems, either simple or branched."
Vorticella has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings vortice & a which should not be misspelled with single 'L'
Wrong Spelling:  vortice-l-a  Correct Spelling:  vortice-ll-a 
Find more incorrect spellings of Vorticella to spell right way.