Primates are divided into which two suborders? Old world monkeys and new world monkeys Strepsirhini and haplorhini Monkeys and apes Tarsians and simians Solution Primates are divided into the suborders Strepsirhini and haplorhini. Strepsirhini are primates with moist noses (lemurs, lorises) and Haplorhini are primates with dry noses (anthropoids)..