Ellenbeckia is a genus of moths in the Sphingidae family, consisting of one species Ellenbeckia monospila, which is known from arid areas in Kenya and Somalia. The length of the forewings is about 19mm for males and 21 mm for females. The body and wings are grey. The forewings have veins which are finely delineated in black, a small blackish stigma and a paler marginal band. There is a large blackish grey rounded spot, outlined in pale grey near the tornus. The hindwings are uniform grey.