TY - JOUR T1 - Microsternarchus javieri, a new species of weakly electric fish (Gymnotiformes: Hypopomidae, Microsternarchini) from the Negro River basin, Amazonas, Brazil JO - Acta Amazonica A1 - ESCAMILLA PINILLA, Carolina A1 - COX FERNANDES, Cristina A1 - ALVES-GOMES, José Antônio SN - 0044-5967 UL - 10.1590/1809-4392202401751 VL - 55 Y1 - 2025 PB - Brasil ER -