Tupinambis teguixin Linnaeus, 1758 (Squamata: Teiidae). Brazil, state of Piauí, municipality of Barras, (4º14'40" S, 42º17'40" W, 70 m a.s.l.). Collector: Ronildo Alves Benício. In 09 July 2011 at 10:30 an adult specimen (SVL 2750 mm) was caught foraging in an open area with vegetation characteristic of transition Caatinga-Cerrado, and deposited in the Coleção Herpetológica Jorge Jim (CHJJ 0666) of the Laboratório de Ecologia da Universidade Federal do Piauí (UFPI)–Campus Picos.