Marginela or Marginella: How To spell?

The word Marginela is misspelled against Marginella, a noun meaning "A genus of small, polished, marine univalve shells, native of all warm seas."

Marginella has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings margine & a which should not be misspelled with single 'L'
Wrong Spelling:  margine-l-a 
Correct Spelling:  margine-ll-a 
Find more wrongly spelled words of Marginella to spell it well.