Keast's tube-nosed fruit bat (Nyctimene keasti ) is a species of megabat in the family Pteropodidae found in Babar, Tanimbar, and the Kai Islands.
A species of Nyctimene, the tube-nosed megachiropteran genus which feature prominent nostrils that splay out in opposite directions. The pelage of the species is gender dimorphic, males are notably darker and fawn coloured, females are predominantly buff-yellow lightened by a drab colour at the base of the hair.