[1] Univ Estadual Paulista, Inst Biociencias, Dept Zool, Campus Rio Claro,Av 24-A 1515,Caixa Postal 199, BR-13506900 Rio Claro, SP, Brazil
[2] Univ Estadual Paulista, Inst Biociencias, Ctr Aquicultura, Campus Rio Claro,Av 24-A 1515,Caixa Postal 199, BR-13506900 Rio Claro, SP, Brazil
[3] Univ Fed Minas Gerais, Inst Ciencias, Dept Zool, Lab Herpetol, Av Antonio Carlos 6627, BR-31270901 Belo Horizonte, MG, Brazil
[4] Univ Fed Minas Gerais, Inst Ciencias Biol, Programa Posgrad Zool, Av Antonio Carlos 6627, BR-31270901 Belo Horizonte, MG, Brazil