DIESEL ABEGG, Arthur et al. Xenodon guentheri Boulenger 1894 (SQUAMATA, DIPSADIDAE): NEW STATE RECORD AND KEY TO THE GENUS Xenodon IN THE STATE OF RIO GRANDE DO SUL, SOUTHERN BRAZIL. Boletín de la Sociedad Zoológica del Uruguay, [S.l.], v. 25, n. 1, p. 72-82, aug. 2017. ISSN 2393-6940. Available at: <http://journal.szu.org.uy/index.php/Bol_SZU/article/view/22>. Date accessed: 04 apr. 2020.