Wegener J. E., Swoboda S., Hawlitschek O., Franzen M., Wallach V., Vences M., Nagy Z. T., Hedges S. B., Köhler J., Glaw F., 2013: Morphological variation and taxonomic reassessment of the endemic Malagasy blind snake family Xenotyphlopidae (Serpentes, Scolecophidia). 14 pp. Spixiana 36(2): 269-282.