Placoganoidye or Placoganoidei: How To spell?
The word Placoganoidye is misspelled against Placoganoidei, a noun meaning "A division of ganoid fishes including those that have large external bony plates and a cartilaginous skeleton."
Word ends with consecutive vowels 'EI' preceded by alphabets 'placoganoid' is misspelled as 'YE'Wrong Spelling:  placoganoid-ye  Correct Spelling:  placoganoid-ei 
Find more incorrect spellings of Placoganoidei to spell right way.