Neptis nigra is a butterfly in the family Nymphalidae. It is found in Gabon.African Butterfly Database
It is a member of the clarei sub-group of the nysiades group. The members of the clarei sub-group are Neptis camarensis Neptis nigra Neptis stellata Neptis viridis Neptis clarei Richardson, I.D. 2019. Revision of the genus Neptis (Lepidoptera, Nymphalidae) in the Afrotropical Region: Currently described taxa. Metamorphosis 30: 69‒221
References
, 2007, Bulletin de la Société Entomologique de France 112 (4): 515-528