TY - JOUR T1 - Two new species of Leporinus Agassiz, 1829 from Araguaia-Tocantins system, Amazon basin, Brazil (Ostariophysi, Anostomidae) JO - Brazilian Journal of Biology A1 - Garavello, JC. A1 - Santos, GM. SN - 1519-6984 UL - 10.1590/S1519-69842009000100013 VL - 69 Y1 - 2009 PB - Brasil ER -