Leynaud, G. C.; Cabrera, M. R.; Carrasco, P. A Survey of the Southernmost Representatives of the Tricolor Species Group, Genus Phalotris (Serpentes, Colubridae). Phyllomedusa 2005, 4 (2), 103-110. https://doi.org/10.11606/issn.2316-9079.v4i2p103-110.