TY - JOUR T1 - Corydoras tukano, a new species of corydoradine catfish from the rio Tiquié, upper rio Negro basin, Brazil (Ostariophysi: Siluriformes: Callichthyidae) JO - Neotropical Ichthyology A1 - Britto, Marcelo R. A1 - Lima, Flávio C.T. SN - 1679-6225 UL - 10.1590/S1679-62252003000200002 VL - 1 Y1 - 2003 PB - Brasil ER -