Nepheronia pharis, the round-winged vagrant, is a butterfly in the Pieridae family. It is found in Sierra Leone, Guinea, Liberia, Ivory Coast, Ghana, Togo, Benin, Nigeria, Cameroon, Equatorial Guinea, the Republic of the Congo, Angola, the Central African Republic, the Democratic Republic of the Congo, Uganda, Kenya and Tanzania. The habitat consists of undisturbed primary lowland forests and riverine forests.