TY - JOUR T1 - On Apteronotus magdalenensis (Miles, 1945) (Gymnotiformes: Apteronotidae): a poorly known species endemic to the río Magdalena basin, Colombia JO - Neotropical Ichthyology A1 - Maldonado-Ocampo, Javier A. A1 - Santana, Carlos David de A1 - Crampton, William G. R. SN - 1679-6225 UL - 10.1590/S1679-62252011000300005 VL - 9 Y1 - 2011 PB - Brasil ER -