“…Meristic data for species in Apteronotus and other Gymnotiformes genera were taken by direct examination and/or from the literature (Albert, 2001;Bernt & Albert, 2017;Bernt et al, 2018Bernt et al, , 2020Campos-da-Paz, 1995, 1999Evans et al, 2017a;Fernández-Yépez, 1968;Hulen et al, 2005;Hilton et al, 2007;Hilton & Cox Fernandes, 2017;Lundberg et al, 2013;Mago-Leccia, 1994;Maldonado-Ocampo et al, 2011;de Santana, 2002de Santana, , 2003, 2005de Santana & Cox Fernandes, 2012;de Santana & Lehmann, 2006;de Santana & Crampton, 2007, 2010, 2011de Santana & Vari, 2009, 2010Schultz, 1949;Steindachner, 1881;Triques, 2011;.…”