H. W.  Parker, ?Some brevicipitid frogs from Tanganyika Territory.?, Annals and Magazine of Natural History, Series 10, vol. 8, pp. 261-264, 1931.

H. W.  Parker, ?Some new and rare frogs from West Africa.?, Annals and Magazine of Natural History, Series 10, vol. 7, pp. 492-498, 1931.