Parnasian or Parnassian: How To spell?

The word Parnasian is misspelled against Parnassian, a noun meaning "Any one of numerous species of butterflies belonging to the genus Parnassius. They inhabit the mountains, both in the Old World and in America."

--> Parnassian has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings parna & ian which should not be misspelled with single 'S'
Wrong Spelling:  parna-s-ian 
Correct Spelling:  parna-ss-ian 
Find more wrongly spelled words of Parnassian to spell it well.

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