Adalsteinsson, S.A., Branch, W.R., Trape, S., Vitt, L.J. and Hedges, S.B. 2009. Molecular phylogeny, classification, and biogeography of snakes of the Family Leptotyphlopidae (Reptilia, Squamata). Zootaxa. 2244, 1 (Oct. 2009), 1–50. DOI:https://doi.org/10.11646/zootaxa.2244.1.1.