Orohipus or Orohippus: How To spell?
The word Orohipus is misspelled against Orohippus, a noun meaning "A genus of American Eocene mammals allied to the horse, but having four toes in front and three behind."
Orohippus has double "pp" is mispronounced as "p"Remember double 'PP' in between the strings orohi & us which should not be misspelled with single 'P'
Wrong Spelling:  orohi-p-us  Correct Spelling:  orohi-pp-us 
Check more misspelled words of Orohippus to spell it correct.