Gymnotus carapo ^ZBK (185 specimens, 32-367 mm, referring only to populations from region of type locality [Surinam] and from the Upper Amazon). -

Brazil: Amazonas: Rio Tefé, Ilha do Martelo, 03°46.82'S, 64°59.48'W, MZUSP 75168 (1, 119) ; Rio Tefé, Cabeçeira do Lago Tefé, 03°34.59'S, 64°59.32'W, MZUSP 76061 (1, 260) ; Rio Tefé, Lago Tefé, Ressaca do Socorro, 03°19.18'S, 64°41.76'W, MZUSP 76062 (1, 94) ; Rio Solimões- Japurá confluence, Mamirauá Sustainable Development Reserve (MSDR), Ressaca da Vila Alencar, 03°07.70'S, 64°48.03'W, MZUSP 76063 (1, 298) ; MSDR, Cano do Lago Mamirauá, 03°04.43'S, 64°48.65'W, MZUSP 76064 (1, 253) ; MSDR, Lago Secretaria, 03°06.74'S, 64°48.02'W, MZUSP 76066 (2, 97-136); Rio Solimões, Rio Cayari, Municí- pio Benjamin Constante, approx. 04°22'S, 70°02'N, UMMZ 230734 (2, 190-210) . All localities from Rio Tefé and MSDR in the municipalities of Tefé and Alvarães respectively. - Ecuador: Napo: Rio Napo, Rio Tiputini, approx. 00°49'S, 75°31'W, FMNH 103329 (10, 33-320); Rio Napo, Rio Aguarico, Laguna Zancudococha, approx. 00°17'S, 75°52'W, FMNH 103334 (2, 48-64) . - Peru: Loreto: Rio Amazonas, Maynas, nr. Iquitos (no locality data): IAAP (uncat.) (1, 367); Rio Ucayali, Contamana, Aguas Calientes, approx. 07°02'S, 74°14'W, MUSM 9274 (1, 136); Rio Napo, Rio Aguarico, Maynas, PV Castaña, 00°48.22'S, 75°14.40'W, MUSM 14482 (7, 118-198) ; Rio Samiria, Maynas, right bank stream tributary to R. Samiria between Caño Pastos and Hamburgo, 05°12'S, 75°08'W, NRM 27650 (1, 305) ; Rio Maniti, Maynas, 50 km NE of Iquitos, 03°29'S, 72°44'W, NRM 40772 (1, 91); Rio Amazonas, Maynas, reportedly Rio Nanay (procured from ornamental fish exporting company in Iquitos), UF 116573 (2, 189-279), UF 122820 (1, 275), UF 122822 (1, 330), UF 122825 (1, 158), UF 122847 (1, 188), UF 122848 (1, 112), UF 122849 (1, 132), UF 122850 (1, 188), UF 122851 (1, 107), UF 122852 (1, 92); Rio Nanay, Maynas, 3 km upstream Mishana, Reserva Allpahuayo-Mishana, 03°52.08'S, 73°29.05'W, UF 116665 (1, 298); Rio Pacaya, Cocha Zapote, 05°20.03'S, 74°29.08'W, UF 126181 (2, 245-272); Rio Nanay, Rio Momon, Amazon camp near Iquitos, approx. 03°42'S, 73°16'W, UMMZ 228998 (4, 38-172); Rio Tahuayo, 04°10'S, 73°12'W, UMMZ 228999 (1, 162); Rio Javari, Buen Suceso, Quebrada Carana, approx. 04°08'S, 70°26'W, UMMZ 230733 (1, 251) . Ucayali: Rio Ucayali, Pucallpa, Estación del IVITA, Quebrada Piscigranja, approx. 08°23'S, 74°32'W, MUSM 529 (7, 83-109) , MUSM 532 (1, 181), MUSM 537 (2, 222-260); Rio Ucayali, Rio Huacamayo km 155, 12°46'S, 69°52'W, MUSM 1547 (1, 122); Rio Ucayali, Pucallpa, Utuguinia, approx. 08°23'S, 74°32'W, MUSM 1757 (3, 154-267); same locality as MUSM 529, MUSM 2691 (5, 132-222), MUSM 2971 (1, 187) . - Surinam: unknown localities: NRM 8224 (1,331 Linnean syntype), UUZM 56 (1,331 Linnean syntype) . Brokopondo District: Suriname River, Tapeoeripa creek nr. Brokopondo village, 05°04'N, 54°58'W, UMMZ 190414 (6, 71-260) . Nickerie District: Lucie River, creek, upstream of Amotopo-Camp Geologie Rd., 03°36'N, 57°37'W, USNM 225274 (8, 81-318); Corantijn River, E bank creek, 350 m downstream from Wilhelm II Falls, 03°34'N, 57°15'W, USNM 225275 (11, 81-270); Corantijn River, Dalbana Creek, ca. 3 km upstream from Amotopo-Camp Geologie Rd., 04°20'N, 57°37'W, USNM 225276 (16, 75-148); Corantijn River, Lana Creek, ca. 4 km from intersection with W. Corantijn River, 05°28'N, 57°15'W, USNM 225284 (10, 54-143); Corantijn River, creek south of Matapi, approx. 2 km downstream of Cow Falls, 04°59'N, 57°38'W, USNM 225285 (12, 85-257); Corantijn River, Koekwie creek, 05°31'N, 57°10'W, USNM 225286 (15, 80-319); Corantijn River, Dalibane Creek, Camp Dacclemmen, 05°34'N, 57°H'W, USNM 225290 (19, 14-157); Corantijn River, stream on S. side Lucie River, 03°35'N, 57°39'W, USNM 225297 (14, 53-137) .