Spheuridium or Sphaeridium: How To spell?
The word Spheuridium is misspelled against Sphaeridium, a noun meaning "A peculiar sense organ found upon the exterior of most kinds of sea urchins, and consisting of an oval or sherical head surmounting a short pedicel. It is generally supposed to be an olfactory organ."
Sphaeridium has vowels 'ae' together mispronounced as 'eu'Word contains consecutive vowels 'AE' in between alphabets sph & ridium is misspelled as 'EU'
Wrong Spelling:  sph-eu-ridium  Correct Spelling:  sph-ae-ridium 
Check more misspelled words of Sphaeridium to spell it correct.