Catarhine or Catarrhine: How To spell?
The word Catarhine is misspelled against Catarrhine, a noun meaning "One of the Catarrhina, a division of Quadrumana, including the Old World monkeys and apes which have the nostrils close together and turned downward. See Monkey."
Catarrhine has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings cata & hine which should not be misspelled with single 'R'
Wrong Spelling:  cata-r-hine  Correct Spelling:  cata-rr-hine 
Find more wrongly spelled words of Catarrhine to spell it well.