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- Davis, R.A.; Wilcox, J. 2008. Range extension of the Western Heath Dragon Rankinia adelaidensis and Gray's legless lizard Delma grayii with notes on the distribution of southern Swan coastal plain reptiles. Western Australian Naturalist 26 (1): 67-70
- Gray, J.E. 1867. The Lizards of Australia and New Zealand in the Collection of the British Museum. London: British Museum
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- Smith, A. 1838. Illustrations of the Zoology of South Africa, consisting chiefly of Figures and Descriptions of the Objects of Natural History collected during an Expedition into the Interior of South Africa, in the years 1834, 1835, and 1836 . . . Vol. 3, Reptilia. Smith, Elder, and Co., London [This series was published in 28 parts; see Waterhouse 1880, Proc. Zool. Soc. London, 1880:489-491, and Jentink 1893, Notes Leyden Mus. 15:182, for publication dates and contents.] - get paper here
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