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Smith MA (1935). The Fauna of British India, Including Ceylon and Burma. Reptilia and Amphibia. Vol. II.—Sauria. London: Secretary of State for India in Council. (Taylor and Francis, printers). xiii + 440 pp. + Plate I + 2 maps. (Genus Nessia, pp.356–357; Nessia bipes, nomen novum, p.359).
Taylor EH (1950). "Ceylonese Lizards of the Family Scincidae". University of Kansas Science Bulletin33 (2): 481–518. (Genus Nessia, pp.508–509; Nessia deraniyagalai, new species, pp.516–518, Figures 8A, 8B).
Batuwita S, Edirisinghe U (2017). "Nessia gansi: a Second Three-toed Snake-Skink (Reptilia: Squamata: Scincidae) from Sri Lanka with the Designation of a Neotype for Nessia burtonii Gray". Travaux du Muséum National d’Histoire Naturelle «Grigore Antipa»60 (1): 377–388.