Suborder: Prosimii
| Infraorder: Lemuriformes
| Superfamily: Lemuroidea
| Family: Cheirogalidae
| Subfamily: Phanerinae
The Phanerinae subfamily is made up of only one genus, Phaner. Their common name, fork-marked lemurs, refers to the black stripe that runs down their backs and forks into two stipes at their head and over their eyes. Fork-marked lemurs eat primarily plant matter, and are specialized for feeding on gums from trees but sometimes eat the secretions of insects. They locomote by quadrupedal running and leaping. These lemurs are nocturnal? and arboreal?.