Ptenoglosa or Ptenoglossa: How To spell?
The word Ptenoglosa is misspelled against Ptenoglossa, a noun meaning "A division of gastropod mollusks having the teeth of the radula arranged in long transverse rows, somewhat like the barbs of a feather."
Ptenoglossa has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings ptenoglo & a which should not be misspelled with single 'S'
Wrong Spelling:  ptenoglo-s-a  Correct Spelling:  ptenoglo-ss-a 
Find more incorrect spellings of Ptenoglossa to spell right way.