- Either of two little primates, of the genus Arctocebus, like lemurs
- a tiny lemuroid mammal (Arctocebus Calabarensis) of Africa. It has only a rudimentary end.
- The slow lemur of Old Calabar, Arctocebus calabarensis, regarding the subfamily Nycticebinæ, associated with the potto, by some known the genus Perodicticus.
- a kind of lemur