Gomes, J. O. and Maciel, A. O. (2012) “A new species of Amphisbaena Linnaeus (Squamata, Amphisbaenidae) from the state of Maranhão, northern Brazilian Cerrado”, Zootaxa. Auckland, New Zealand, 3572(1), pp. 43–54. doi: 10.11646/zootaxa.3572.1.6.