Scyphobranchi or Scyphobranchii: How To spell?
The word Scyphobranchi is misspelled against Scyphobranchii, a noun meaning "An order of fishes including the blennioid and gobioid fishes, and other related families."
Scyphobranchii has double 'ii' in the end mispronounced as 'i'Remember double 'II' appears in the end of this word which should not be misspelled with single 'I'
Wrong Spelling:  scyphobranch-i  Correct Spelling:  scyphobranch-ii 
Find more incorrect spellings of Scyphobranchii to spell right way.