↑Zaher, Grazziotin, Cadle, Murphy, de Moura-Leite & Bonatto, 2009: Molecular phylogeny of advanced snakes (Serpentes, Caenophidia) with an emphasis on South American Xenodontines: a revised classification and descriptions of new taxa. Papéis Avulsos de Zoologia (São Paulo), vol.49, no11, p.texte intégral).