Agonita fossulata is a species of beetle of the family Chrysomelidae. It is found in Angola, Congo, Ivory Coast, Niger, Nigeria, Zimbabwe, Senegal, South Africa, Togo and Uganda.
The recorded host plant for this species Combretum binderianum, Andropogon, Isoberlinia, Cissus, Lophira, Loudetia, Stereospermum and Kunthia species.