TY - JOUR T1 - Allopatric chromosomal variation in Nematocharax venustus Weitzman, Menezes & Britski, 1986 (Actinopterygii: Characiformes) based on mapping of repetitive sequences JO - Neotropical Ichthyology A1 - Barreto, Silvia B. A1 - Cioffi, Marcelo B. A1 - Medrado, Aline S. A1 - Silva, André T. A1 - Affonso, Paulo R. A. M. A1 - Diniz, Débora SN - 1679-6225 UL - 10.1590/1982-0224-20150141 VL - 14 Y1 - 2016 PB - Brasil ER -