M. T. Rodrigues, G. V. Andrade, e J. D. Lima, “A new species of Amphisbaena (Squamata, Amphisbaenidae) from state of Maranhão, Brazil”, Phyllomedusa, vol. 2, nº 1, p. 21–26, jun. 2003, doi: 10.11606/issn.2316-9079.v2i1p21-26.