hap·lor·rhine also hap·lo·rhine 
(hăpplə-rīn′)
(hăpplə-rīn′)adj.
Of or belonging to the primate suborder Haplorhini, consisting of the tarsiers, New World monkeys, Old World monkeys, and apes including humans, which characteristically have a dry area between the upper lip and the nostrils.
n.
A haplorrhine primate.
[New Latin Haplorhīnī, suborder name : Greek haplos, simple, single; see sem-1 in the Appendix of Indo-European roots + Greek rhīs, rhīn-, nose (from the fact that their noses typically have slitlike nostrils and lack the moist area present in strepsirrhines ).]