Gymnotus inaequilabiatus

William G. R. Crampton, Nathan R. Lovejoy & James S. Albert, 2003, Gymnotus ucamara: a new species of Neotropical electric fish from the Peruvian Amazon (Ostariophysi: Gymnotidae), with notes on ecology and electric organ discharges., Zootaxa 277, pp. 1-18 : 16

Gymnotus inaequilabiatus (51 specimens, 77-998 mm). -

Argentina: Rio Bermejo, 26°52'0"S, 58°22'59"W, UF 125973 (6, 191-241) . - Brazil: Rio Grande do Sul: Rio Uruguai, Santana Velha, Uruguaina, 29°45'0"S, 57°4'59"W, MCP 6956 (1 [2], 602) ; Rio Maquine, Uruguaina, 29°44'0"S, 50°7'59"W, MCP 7155 (1, 245) . - São Paulo: Rio Paraná, Porto Primavera, 22°30'0"S, 53°0'59"W, MZUSP 46001 (1, 998) ; Rio Capivara, trib. of Rio Paranapanema, 22°47'59"S, 50°58'0"W, MZUSP 51268 (1, 270) . Paraibo do Sul, Jacarei, 23°19'0"S, 45°58'0"W, MZUSP 51667 (1) . - Paraguay: Alto Paraná: Puerto Max, 22°40'59"S, 57°44'0"W, BMNH 1910.5.26.50 (1) ; Rio Paraguay, Alto Paraguay, Bahia Negra, 58°0'0"W, 20°0'0"S, NRM 22850 (1, 80) ; Concepcion, Estancia Laguna Negra, 23°4'0"S, 57°7'0"W, NRM 23121 (1, 275) ; Rio Paraguay, Alto Paraguay, Riacho Mosquito, 22°12'0"S, 57°57'0"W, NRM 43303 (1, 83) , NRM 43790 (1, 165) ; Rio Parana, Rio Guyraugua, Caaguazu, 25°27'0"S, 56°0'59"W, NRM 45257 (1, 118) ; Alto Paraná, Pedro Juan Caballero, 22°34'0"S, 55°37'0"W, UMMZ 206703 (4, 113-280) ; Alto Paraná, near Pto. Stroessner, Arroyo Venecia, 25°34'0"S, 54°49'59"W, UMMZ 206939 (1, 154) ; Rio Paraná, Rio Confuso, Presidente Hayes, Estancia la Golondrina, approx. 25°8'59"S, 57°33'59"W, UMMZ 206971 (2, 255-261) , UMMZ 207096 (3, 132-210) , UMMZ 215183 (1, 170) , UMMZ 216576 (1, 322) ; Rio Paraná, Rio Confuso, Presidente Hayes, 34 km NW Pt. Remaro bridge, approx. 25°8'59"S, 57°33'59"W, UMMZ 207025 (17, 215-235) ; Rio Paraná, Rio Confuso, Presidente Hayes, Rio Pilcomayo near Puerto Falcon, 25°15'0"S, 57°43'00"W, UMMZ 207564 (2, 220-242) ; Rio Paraná, Rio Confuso, Presidente Hayes, Riachuelo Pilco, 26°6'0"S, 56°14'0"W, UMMZ 207619 (1, 144) ; Alto Paraná, Arroyo Peguajho, Ypan, 25°27'0"S, 57°31'59"W, UMMZ 207760 (2, 77-78) .