Template:Gahan, 1902a
- Gahan, C.J. 1902. Longicornia. pp. 462–464. In: Johnston, H.H.: The Uganda protectorate; an attempt to give some description of the physical geography, botany, zoology, anthropology, languages and history of the territories under British protection in East Central Africa, between the Congo free state and the Rift Valley and between the first degree of south latitude and the fifth degree of north latitude. Vol. 1. Hutchinson and Co., London. BHL