Daguerryan or Daguerreian: How To spell?

The word Daguerryan is misspelled against Daguerreian, an adjective meaning "Pertaining to Daguerre, or to his invention of the daguerreotype."

Word contains consecutive vowels 'EI' in between alphabets daguerr & an is misspelled as 'Y'
Wrong Spelling:  daguerr-y-an 
Correct Spelling:  daguerr-ei-an 
Check more misspelled words of Daguerreian to spell it correct.