Steleridean or Stelleridean: How To spell?
The word Steleridean is misspelled against Stelleridean, a noun meaning "A starfish, or brittle star."
Stelleridean has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings ste & eridean which should not be misspelled with single 'L'
Wrong Spelling:  ste-l-eridean  Correct Spelling:  ste-ll-eridean 
Find more wrongly spelled words of Stelleridean to spell it well.