Armillifer is a genus of tongue worms in the subclass Pentastomida. It contains the following species:
Obligate parasites, Armillifer worms had been linked to human disease as early as 1847, although infections are rare and are caused by human consumption of undercooked meat of a host. The majority of infections are caused by the tropical African species Armillifer armillatus. Only 45% of patients in one study experienced symptoms from the infection. Unfortunately, 67% of patients with worm infections in their eyes were driven permanently blind by the parasite.