References
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- FITZSIMONS, v. F. M. 1962. Snakes of Southern Africa. Cape Town and Johannesburg: Pumell and Sons.
- ROSE, w. 1955. Snakes, Mainly South African. Cape Town: Maskew Miller.
- ROSE, w. 1962. The Reptiles and Amphibians of Southern Africa. Cape Town: Maskew Miller.
- WILSON, v. J. 1965. The Snakes of the Eastern Province of Zambia. ThePuku, Occ. Papers Dept. Game and Fisheries, Zambia. No. 3: 149-170.