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Eschmeyer's Catalog of Fishes
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Species in the family or subfamily Sternopygidae: [ 63 ] records


aequilabiatus, Gymnotus Humboldt [F. H. A. von] 1805:47, Pl. 10 (figs. 1-2) [Voyage de Humboldt et Bonpland v. 1 (Title page 1811); ref. 17866] Río Magdalena, Colombia. No types known. Type catalog: Ferraris et al. 2017:[34] [ref. 35236]. •Valid as Sternopygus aequilabiatus (Humboldt 1805) -- (Mago-Leccia 1994:23 [ref. 21320], Albert & Fink 1996:89 [ref. 22024], Nico 2001:138 [ref. 25828], Albert in Reis et al. 2003:489 [ref. 27061], de Santana et al. 2004:2 [ref. 27412], Crampton et al. 2004:248 [ref. 27652], Crampton et al. 2004:125 [ref. 27764], Hulen et al. 2005:410 [ref. 28485], Hulen et al. 2005:412 [ref. 28485], Ferraris et al. 2017:[34] [ref. 35236], DoNascimiento et al. 2017:67 [ref. 35633]). Current status: Valid as Sternopygus aequilabiatus (Humboldt 1805). Sternopygidae. Distribution: Magdalena River basin, Colombia; Tuyra River, Panama. Habitat: freshwater.

antonioi, Eigenmannia Peixoto [L. A. W.], Dutra [G. M.] & Wosiacki [W. B.] 2015:387, Figs. 1B, 2-3, 4B, 5B [Zoological Journal of the Linnean Society v. 175; ref. 33968] Rio Anapu at Floresta Nacional de Caxiuanã, Município de Portel, Rio Amazonas basin, Para, Brazil, 2°05′0.7″S, 51°29′43.8″W. Holotype: MPEG 10181. Paratypes: INPA, MCP, MPEG, MZUSP. Plus non-type specimens. Type catalog: Ferraris et al. 2017:[31] [ref. 35236]. •Valid as Eigenmannia antonioi Peixoto, Dutra & Wosiacki 2015 -- (Melo et al. 2016:134 [ref. 34701], Campos-da-Paz & Queiroz 2017:75 [ref. 35026], Dutra et al. 2017:89 [ref. 35186], Ferraris et al. 2017:[31] [ref. 35236], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:26 [ref. 36930]). Current status: Valid as Eigenmannia antonioi Peixoto, Dutra & Wosiacki 2015. Sternopygidae. Distribution: Anapu River drainage, lower Amazon River basin, Brazil. Habitat: freshwater.

arenatus, Carapus Eydoux [J. F. T.] & Souleyet [F. A.] 1850:210, Pl. 8 (fig. 2) [Voyage autour du monde; ref. 4501] Río Guayaquil, Ecuador. Syntypes: MNHN 0000-3809 (2). Type catalog: Bertin 1948:44 [ref. 19577] as auratus, Ferraris et al. 2017:[35] [ref. 35236]. •Synonym of Sternopygus aequilabiatus (Humboldt 1805), but a valid species -- (Mago-Leccia 1994:24 [ref. 21320]). •Synonym of Sternopygus aequilabiatus (Humboldt 1805) -- (Albert & Fink 1996:89 [ref. 22024]). •Valid as Sternopygus arenatus (Eydoux & Souleyet 1850) -- (Albert in Reis et al. 2003:489 [ref. 27061], Crampton et al. 2004:248 [ref. 27652] dating to 1841, Crampton et al. 2004:125 [ref. 27764], Hulen et al. 2005:412 [ref. 28485], Barriga S. 2014:116 [ref. 35745], Jiménez-Prado et al. 2015:274 [ref. 34894], Ferraris et al. 2017:[35] [ref. 35236]). Current status: Valid as Sternopygus arenatus (Eydoux & Souleyet 1850). Sternopygidae. Distribution: Ecuador. Habitat: freshwater.

astrabes, Sternopygus Mago-Leccia [F.] 1994:79, Fig. 87 [Electric fishes of the continental waters of America; ref. 21320] Caño Pozo Azul, Aqua Linda, about 23 kilometers northeast of Puerto Ayacucho, Amazonas, Venezuela, 5°51'N, 67°31'W. Holotype: MBUCV-V-14182. Paratypes: AMNH 58643 (3), 162128 (1); MBUCV-V-6440 (1), V-13896 (6), V-15298 (12), V-15315 (4), V-15323 (12), V-15336 (15). Type catalog: Provenzano et al. 1998:18-19 [ref. 24196], Ferraris et al. 2017:[35] [ref. 35236]. •Valid as Sternopygus astrabes Mago-Leccia 1994 -- (Albert & Campos-da-Paz 1998:423 [ref. 23853], Albert in Reis et al. 2003:489 [ref. 27061], Crampton et al. 2004:248 [ref. 27652], Crampton et al. 2004:125 [ref. 27764], Hulen et al. 2005:412 [ref. 28485], Ferraris et al. 2017:[35] [ref. 35236], DoNascimiento et al. 2017:67 [ref. 35633]). Current status: Valid as Sternopygus astrabes Mago-Leccia 1994. Sternopygidae. Distribution: Orinoco River basin: Brazil, Colombia and Venezuela. Habitat: freshwater.

axillaris, Sternopygus Günther [A.] 1868:481 [Annals and Magazine of Natural History (Series 4) v. 1 (no. 6) (art. 56); ref. 1992] Pará, Brazil. Holotype (unique): BMNH 1849.11.8.31. Type catalog: Ferraris et al. 2017:[34] [ref. 35236]. •Synonym of Rhabdolichops troscheli (Kaup 1856) -- (Mago-Leccia 1994:22 [ref. 21320], Albert in Reis et al. 2003:489 [ref. 27061], Ferraris et al. 2017:[34] [ref. 35236]). Current status: Synonym of Rhabdolichops troscheli (Kaup 1856). Sternopygidae. Habitat: freshwater.

besouro, Eigenmannia Peixoto [L. A. W.] & Wosiacki [W. B.] 2016:263, Figs. 1, 2, 3A, 4 [Zootaxa 4126 (no. 2); ref. 34493] São Desidério, Sítio Grande, rio Grande, rio São Francisco basin, Bahia, Brazil, 12°25'40.09"S, 45°05'10"W. Holotype: MZUSP 57890. Paratypes: MPEG, MZUSP. Type catalog: Ferraris et al. 2017:[31] [ref. 35236]. •Valid as Eigenmannia besouro Peixoto & Wosiacki 2016 -- (Campos-da-Paz & Queiroz 2017:75 [ref. 35026], Ferraris et al. 2017:[31] [ref. 35236], Waltz & Albert 2018:410 [ref. 35854], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:25 [ref. 36930]). Current status: Valid as Eigenmannia besouro Peixoto & Wosiacki 2016. Sternopygidae. Distribution: São Francisco River basin, Bahia, Brazil. Habitat: freshwater.

blax, Archolaemus Korringa [M.] 1970:268, Figs. 1-2 [Proceedings of the California Academy of Sciences (Series 4) v. 38 (no. 13); ref. 2662] Porto Nacional, Rio Tocantins,10°40'S, 48°30'W, Brazil. Holotype: CAS 24743. Paratypes: CAS 24744 (1), 24745 (1, c&s). Type catalog: Ferraris et al. 2017:[30] [ref. 35236]. •Valid as Archolaemus blax Korringa 1870 -- (Mago-Leccia 1994:18 [ref. 21320], Albert & Campos-da-Paz 1998:428 [ref. 23853], Keith et al. 2000:14 [ref. 24547], Keith & Meunier 2000:401 [ref. 25160], Albert in Reis et al. 2003:487 [ref. 27061], Meunier et al. 2011:48 [ref. 31379], Vari et al. 2012:670, 680 [ref. 32101], Ferraris et al. 2017:[30] [ref. 35236]). Current status: Valid as Archolaemus blax Korringa 1970. Sternopygidae. Distribution: Tocantins River basin, Brazil. Habitat: freshwater.

branco, Sternopygus Crampton [W. G. R.], Hulen [K. G.] & Albert [J. S.] 2004:250, Figs. 3-6 [Copeia 2004 (no. 2); ref. 27652] Confluence of Rio Solimões (Amazonas) and Rio Japurá, Comunidade Caborini, Municipality of Alvarães, 3°09'08"S, 64°47'04"E, Amazonas, Brazil. Holotype: MCP 32451. Paratypes: INPA 15786 (1), 18236 (1); MCP 32241 (1), 32242 (3, 2 c&s), 32243 (1 c&s), 32244 (1), 32245 (2, 1 c&s), 32246 (3). Plus non-type material. Type catalog: Ferraris et al. 2017:[35] [ref. 35236]. •Valid as Sternopygus branco Crampton, Hulen & Albert 2004 -- (Crampton et al. 2004:125 [ref. 27764], Hulen et al. 2005:410 [ref. 28485], Hulen et al. 2005:412 [ref. 28485], Ferraris et al. 2017:[35] [ref. 35236]). Current status: Valid as Sternopygus branco Crampton, Hulen & Albert 2004. Sternopygidae. Distribution: Amazon River and Negro River basins, Brazil. Habitat: freshwater.

brasiliensis, Hildatia Fernández-Yépez [A.] 1968:[2], Pl. 1 (unnumb.) [Evencias No. 20; ref. 7318] Sarapo, Piauhy, Brazil. Holotype (unique): MCZ 9461. Type catalog: Ferraris et al. 2017:[35] [ref. 35236]. On second unnumbered page. •Synonym of Sternopygus macrurus (Bloch & Schneider 1801) -- (Mago-Leccia 1994:23 [ref. 21320], Albert & Fink 1996:89 [ref. 22024], Albert in Reis et al. 2003:489 [ref. 27061], Crampton et al. 2004:249 [ref. 27652], Hulen et al. 2005:412 [ref. 28485], Mirande & Koerber 2015:47 [ref. 35117], Ferraris et al. 2017:[35] [ref. 35236], Koerber et al. 2017:68 [ref. 35267]). Current status: Synonym of Sternopygus macrurus (Bloch & Schneider 1801). Sternopygidae. Habitat: freshwater.

caerulescens, Gymnotus carapo var. Walbaum [J. J.] 1792:164 [Petri Artedi sueci genera piscium Part 3; ref. 4572] No locality stated. No types known. •Synonym of Sternopygus macrurus (Bloch & Schneider 1801) -- (P. Parenti, pers. comm.). Current status: Synonym of Sternopygus macrurus (Bloch & Schneider 1801). Sternopygidae. Habitat: freshwater.

castroi, Sternopygus Triques [M. L.] 2000:21, Fig. 1 [Studies on Neotropical Fauna and Environment v. 35; ref. 25027] Igarapé, Jaradá, tributary of the right margin of Rio Cuieiras, about 40 kilometers from its mouth on Rio Negro, about 2°40'S, 60°20'W, AM, Brazil. Holotype: MZUSP 48912. Paratypes: MZUSP 47987-88 (1, 1), 48911 (1). Type catalog: Ferraris et al. 2017:[35] [ref. 35236]. •Valid as Sternopygus castroi Triques 2000 -- (Albert in Reis et al. 2003:489 [ref. 27061], Crampton et al. 2004:248 [ref. 27652], Crampton et al. 2004:124 [ref. 27764]). •Synonym of Sternopygus astrabes Mago-Leccia 1994 -- (Hulen et al. 2005:410 [ref. 28485], Ferraris et al. 2017:[35] [ref. 35236]). Current status: Synonym of Sternopygus astrabes Mago-Leccia 1994. Sternopygidae. Habitat: freshwater.

caviceps, Guichthys Fernández-Yépez [A.] 1968:[4], Pl. 3 (unnumb.) [Evencias No. 20; ref. 7318] Río Apure Seco, southwest of San Fernando de Apure, Estado Apure, Venezuela. Holotype (unique): MACLPI 51101 [ex AFY 51092]. Type catalog: Ferraris et al. 2017:[33] [ref. 35236]. On fourth unnumbered page. •Valid as Rhabdolichops caviceps (Fernández-Yépez 1968) -- (Mago-Leccia 1994:22 [ref. 21320], Keith & Meunier 2000:404 [ref. 25160], Albert in Reis et al. 2003:488 [ref. 27061], Correa et al. 2006:28 [ref. 28541], Barriga S. 2014:116 [ref. 35745], Sarmiento et al. 2014:188 [ref. 35004], Ferraris et al. 2017:[33] [ref. 35236], DoNascimiento et al. 2017:67 [ref. 35633]). Current status: Valid as Rhabdolichops caviceps (Fernández-Yépez 1968). Sternopygidae. Distribution: Orinoco and Amazon River basins: Bolivia, Brazil, Colombia, Ecuador, Peru and Venezuela. Habitat: freshwater.

conirostris, Eigenmannia Eigenmann [C. H.] & Allen [W. R.] 1942:316, Pl. 16 (figs. 2, 5) [Fishes of western South America; ref. 1246] Iquitos, Amazon system, Peru. Holotype: CAS 41753 [ex IU 15739] (1 of 3). Paratypes: CAS 41753 [ex IU 15739] (now 2 of 3), USNM 323935 [ex Univ. Kentucky] (1). Type catalog: Ferraris et al. 2017:[30] [ref. 35236]. Holotype not clearly distinguished from paratypes in original description. •Valid as Distocyclus conirostris (Eigenmann & Allen 1942) -- (Ortega & Vari 1986:12 [ref. 9708], Mago-Leccia 1994:19 [ref. 21320], Albert & Campos-da-Paz 1998:428 [ref. 23853], Lasso et al. 2001:100 [ref. 25928], Camargo & Isaac 2001:140 [ref. 27639], Albert in Reis et al. 2003:487 [ref. 27061], Meunier et al. 2011:48 [ref. 31379], Barriga S. 2014:116 [ref. 35745], Meunier et al. 2014:224 [ref. 33538], Dutra et al. 2014:348 [ref. 34029], Sarmiento et al. 2014:110, 188 [ref. 35004], Peixoto et al. 2015:384 [ref. 33968], Ferraris et al. 2017:[30] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633]). Current status: Valid as Distocyclus conirostris (Eigenmann & Allen 1942). Sternopygidae. Distribution: Amazon River basin: Bolivia, Brazil, Colombia, Ecuador, Peru and Venezuela. Habitat: freshwater.

correntes, Eigenmannia Campos-da Paz [R.] & Queiroz [I. R.] 2017:76, Figs. 1-2 [Zootaxa 4216 (no. 1); ref. 35026] Mato Grosso do Sul, Sonora, córrego de Baixo, left margin tributary of rio Correntes, at road MS-213, Brazil, 17°42'46"S, 54°21'25"W. Holotype: MNRJ 47046. Paratypes: MNRJ. Plus additional non-type material. •Valid as Eigenmannia correntes Campos-da Paz & Queiroz 2017 -- (Peixoto & Ohara 2019:25 [ref. 36930]). Current status: Valid as Eigenmannia correntes Campos-da Paz & Queiroz 2017. Sternopygidae. Distribution: Piquiri River drainage, upper Paraguay River basin, Brazil. Habitat: freshwater.

dariensis, Sternopygus Meek [S. E.] & Hildebrand [S. F.] 1916:309, Pl. 26 [Field Museum of Natural History, Publications, Zoölogical Series v. 10 (no. 15); ref. 2962] Río Tuyra at Marriganti, Darién, Atlantic slope of Panama. Holotype: FMNH 8949. Paratypes: CAS 14037 [ex IU 14037] (1); FMNH 8829-31 (3), 8832 (1, c&s), 8833-40 (8); USNM 78766 (orig. 12, now 11). Type catalog: Ibarra & Stewart 1987:81 [ref. 12367], Ferraris & Vari 1992:5 [ref. 19771]. •Synonym of Sternopygus aequilabiatus (Humboldt 1805), but a valid subspecies -- (Mago-Leccia 1994:24 [ref. 21320]). •Status uncertain in Sternopygus aequilabiatus species group -- (Hulen et al. 2005:410 [ref. 28485]). •Synonym of Sternopygus aequilabiatus (Humboldt 1805) -- (Albert & Fink 1996:89 [ref. 22024], Crampton et al. 2004:248 [ref. 27652], Ferraris et al. 2017:[34] [ref. 35236]). •Valid as Sternopygus dariensis Meek & Hildebrand 1916 -- (Albert in Reis et al. 2003:489 [ref. 27061], DoNascimiento et al. 2017:67 [ref. 35633]). Current status: Valid as Sternopygus dariensis Meek & Hildebrand 1916. Sternopygidae. Distribution: Pacific Slope rivers and Caribbean slope rivers: Colombia, Panama, etc. Habitat: freshwater.

desantanai, Eigenmannia Peixoto [L. A. W.], Dutra [G. M.] & Wosiacki [W. B.] 2015:392, Figs. 7-8 [Zoological Journal of the Linnean Society v. 175; ref. 33968] Rio Cuiabá, Baía de Chacororé, Rio Paraguai basin, Município de Barão de Melgaço, Mato Grosso, Brazil, 16°14′58.9″S, 55°52′44.4″W. Holotype: MPEG 31306. Paratypes: MPEG, NUP. Type catalog: Ferraris et al. 2017:[31] [ref. 35236]. •Valid as Eigenmannia desantanai Peixoto, Dutra & Wosiacki 2015 -- (Campos-da-Paz & Queiroz 2017:75 [ref. 35026], Dutra et al. 2017:89 [ref. 35186], Ferraris et al. 2017:[31] [ref. 35236], Waltz & Albert 2018:410 [ref. 35854], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:26 [ref. 36930]). Current status: Valid as Eigenmannia desantanai Peixoto, Dutra & Wosiacki 2015. Sternopygidae. Distribution: Upper Paraguay River basin, Mato Grosso, Brazil. Habitat: freshwater.

eastwardi, Rhabdolichops Lundberg [J. G.] & Mago-Leccia [F.] 1986:76, Figs. 5, 7, 11, 17, 18 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 138; ref. 9148] Río Orinoco, old shipping channel south of Isla Portuguesa, Delta Amacuro Territory, Venezuela, 8°37'N, 61°48'W. Holotype: MBUCV-V-10443. Paratypes: AMNH 57140 (6), 57142 (1); ANSP 158685 (52); CAS 57437 (10) 57920 [ex IU 13409] (1); FMNH 54536 (2), 94958 (2), 97094 (2 or 8); MBUCV-V-9782 (1), V-10424 (4), V-10537 (1), V-10573 (5), V-11935 (8), V-12233 (1), V-13807 (2); MCZ 62374 (4); LACM 43129-1 (25); UMMZ 204707 (3), 205079 (1); USNM 226306 (41), 265222 [not 26522] (1). Type catalog: Ferraris & Vari 1992:5 [ref. 19771], Provenzano et al. 1998:16 [ref. 24196], Ferraris et al. 2017:[33] [ref. 35236]. •Valid as Rhabdolichops eastwardi Lundberg & Mago-Leccia 1986 -- (Mago-Leccia 1994:22 [ref. 21320], Keith & Meunier 2000:404 [ref. 25160], Albert in Reis et al. 2003:488 [ref. 27061], Correa et al. 2006:28 [ref. 28541], Barriga S. 2014:116 [ref. 35745], Sarmiento et al. 2014:188 [ref. 35004], Ferraris et al. 2017:[33] [ref. 35236], DoNascimiento et al. 2017:67 [ref. 35633]). Current status: Valid as Rhabdolichops eastwardi Lundberg & Mago-Leccia 1986. Sternopygidae. Distribution: Orinoco and Amazon River basins: Bolivia, Brazil, Colombia, Ecuador and Venezuela. Habitat: freshwater.

electrogrammus, Rhabdolichops Lundberg [J. G.] & Mago-Leccia [F.] 1986:70, Figs. 6, 8, 9, 13, 14 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 138; ref. 9148] Río Orinoco, near southern shore of Caño Araguaito, Estada Delta Amacuro, 8°40'N, 61°59'W, Venezuela. Holotype: MBUCV-V-10489. Paratypes: AMNH 57138 (2); ANSP 158684 (8); CAS 57440 (3); FMNH 97070 (3); LACM 43111-1 (7); MCZ 62373 (2), 64336 (1); CAS-SU 54520 (1), 54383 (1); MBUCV-V-10419 (1, 1 c&s), V-10423 (1), V-12141 (2), V-14666 (1); USNM 273686 (9, not 10). Type catalog: Ferraris & Vari 1992:5 [ref. 19771], Provenzano et al. 1998:16 [ref. 24196], Ferraris et al. 2017:[33] [ref. 35236]. •Valid as Rhabdolichops electrogrammus Lundberg & Mago-Leccia 1986 -- (Mago-Leccia 1994:22 [ref. 21320], Albert & Campos-da-Paz 1998:423 [ref. 23853], Keith & Meunier 2000:404 [ref. 25160], Albert in Reis et al. 2003:488 [ref. 27061], Correa et al. 2006:28 [ref. 28541], Ferraris et al. 2017:[33] [ref. 35236]). Current status: Valid as Rhabdolichops electrogrammus Lundberg & Mago-Leccia 1986. Sternopygidae. Distribution: Orinoco, Negro and Branco River basins: Brazil and Venezuela. Habitat: freshwater.

ferreirai, Archolaemus Vari [R. P.], de Santana [C. D.] & Wosiacki [W. B.] 2012:683, Figs. 3-4 [Zoological Journal of the Linnean Society v. 165 (no. 3); ref. 32101] Rio Mucajaí, Cochoeira Paredão 2 (ca. 2°57'N, 61°27'W), Roraima, Brazil. Holotype: INPA 3757. Paratypes: INPA 6422 (12, 4 C&S), 36379 (21); MZUSP 110183 (1); USNM 404354 (1). Plus non-type specimens. Type catalog: Ferraris et al. 2017:[30] [ref. 35236]. •Valid as Archolaemus ferreirai Vari, de Santana & Wosiacki 2012 -- (Ferraris et al. 2017:[30] [ref. 35236]). Current status: Valid as Archolaemus ferreirai Vari, de Santana & Wosiacki 2012. Sternopygidae. Distribution: Mucajaí River and Uraricoerqa River, Brazil. Habitat: freshwater.

goajira, Eigenmannia Schultz [L. P.] 1949:63, Pl. 1 (fig. B) [Proceedings of the United States National Museum v. 99 (no. 3235); ref. 3967] Río Socuy, 3 kilometers above its mouth, Maracaibo River basin, Venezuela. Holotype: USNM 121596. Paratypes: USNM 121597 (1). Type catalog: Ferraris & Vari 1992:5 [ref. 19771], Ferraris et al. 2017:[29] [ref. 35236]. •Valid as Distocyclus goajira (Schultz 1949) -- (Mago-Leccia 1994:19 [ref. 21320], Albert in Reis et al. 2003:488 [ref. 27061], Meunier et al. 2014:224 [ref. 33538], Dutra et al. 2014:347 [ref. 34029], DoNascimiento 2016:535 [ref. 34727]). •Valid as Eigenmannia goajira Schultz 1949 -- (Peixoto et al. 2015:412 [ref. 33968], DoNascimiento et al. 2017:66 [ref. 35633] as 'Eigenmannia', Dutra et al. 2018:139 [ref. 35941] as 'Eigenmannia'). •Sternopygidae incertae sedis -- (Ferraris et al. 2017:[29] [ref. 35236]). Current status: Valid as Eigenmannia goajira Schultz 1949. Sternopygidae. Distribution: Lake Maracaibo basin: Colombia and Venezuela. Habitat: freshwater.

guairaca, Eigenmannia Peixoto [L. A. W.], Dutra [G. M.] & Wosiacki [W. B.] 2015:394, Figs. 9-10 [Zoological Journal of the Linnean Society v. 175; ref. 33968] Riacho Água do Ó, tributary of Rio Paranapanema, upper Rio Paraná basin, Município de Santa Fé, Paraná, Brazil, 23°01′08″S, 51°51′37.8″W. Holotype: MPEG 31307. Paratypes: MPEG, NUP. Type catalog: Ferraris et al. 2017:[31] [ref. 35236]. •Valid as Eigenmannia guairaca Peixoto, Dutra & Wosiacki 2015 -- (Campos-da-Paz & Queiroz 2017:75 [ref. 35026], Dutra et al. 2017:89 [ref. 35186], Peixoto & Waltz 2017:[7] [ref. 35224], Ferraris et al. 2017:[31] [ref. 35236], Waltz & Albert 2018:410 [ref. 35854], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:26 [ref. 36930]). Current status: Valid as Eigenmannia guairaca Peixoto, Dutra & Wosiacki 2015. Sternopygidae. Distribution: Paranapanema River drainage, upper Paraná River basin, Brazil. Habitat: freshwater.

guchereauae, Distocyclus Meunier [F. J.], Jégu [M.] & Keith [P.] 2014:223, Figs. 1-3 [Cybium v. 38 (no. 3); ref. 33538] Marion drainage, Tampoc River, Saut Pierkuru, 2°49'N, 53°32'W, French Guiana. Holotype: MNHN 2000-5927. Paratypes: MNHN. Type catalog: Ferraris et al. 2017:[30] [ref. 35236]. •Valid as Distocyclus guchereauae Meunier, Jégu & Keith 2014 -- (Ferraris et al. 2017:[30] [ref. 35236]). Current status: Valid as Distocyclus guchereauae Meunier, Jégu & Keith 2014. Sternopygidae. Distribution: Litany and Tampoc rivers, Marion River basin, French Guiana. Habitat: freshwater.

humboldtii, Sternopygus Steindachner [F.] 1878:91 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Classe v. 15 (no. 12) (for 9 May 1878); ref. 20476] Río Magdalena, Colombia. Syntypes: (several) NMW 64988 (2), ?64989 (1). Type catalog: Ferraris et al. 2017:[31] [ref. 35236]. Species later illustrated and described in more detail in Steindachner 1879:71 [p. 55 of separate], Pl. 16 (fig. 3) [ref. 4227]. •Valid as Eigenmannia humboldtii (Steindachner 1878) -- (Mago-Leccia 1994:20 [ref. 21320], Lasso et al. 2001:100 [ref. 25928], Albert in Reis et al. 2003:488 [ref. 27061], de Santana et al. 2004:2 [ref. 27412], Peixoto et al. 2015:412 [ref. 33968], Peixoto & Wosiacki 2016:263 [ref. 34493], Dutra et al. 2017:89 [ref. 35186], Ferraris et al. 2017:[31] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:24 [ref. 36930]). Current status: Valid as Eigenmannia humboldtii (Steindachner 1878). Sternopygidae. Distribution: Atrato and Magdalena River basins, Colombia and Venezuela. Habitat: freshwater.

janeae, Archolaemus Vari [R. P.], de Santana [C. D.] & Wosiacki [W. B.] 2012:686, Figs. 5-6 [Zoological Journal of the Linnean Society v. 165 (no. 3); ref. 32101] Rio Iriri, just upriver of its mouth into Rio Xingú, Muncípio de Altamira, 3°48'54"S, 52°37'09"W, Pará, Brazil. Holotype: INPA 30832. Paratypes: INPA 36380 (16), MPEG 21684 (1), USNM 404355 (1), MZUSP 31491 (2). Plus non-type specimens. Type catalog: Ferraris et al. 2017:[30] [ref. 35236]. •Valid as Archolaemus janeae Vari, de Santana & Wosiacki 2012 -- (Ferraris et al. 2017:[30] [ref. 35236]). Current status: Valid as Archolaemus janeae Vari, de Santana & Wosiacki 2012. Sternopygidae. Distribution: Xingú River basin and upper Tapajos River basin, Brazil. Habitat: freshwater.

jegui, Rhabdolichops Keith [P.] & Meunier [F. J.] 2000:402, Figs. 1 a-b [Cybium v. 24 (no. 4); ref. 25160] Antecume Pata, Litany River (Maroni), French Guiana, 3°17'45"N, 54°04'13"W. Holotype: MNHN 1999-1024. Paratypes: MNHN 1998-1576 (1), 1998-2010 (1), 1999-1022-23 (1, 1), 1999-1025-28 (1, 1, 1), 1999-1030-31 (1, 1), 2607.45 (1). Type catalog: Ferraris et al. 2017:[33] [ref. 35236]. •Valid as Rhabdolichops jegui Keith & Meunier 2000 -- (Albert in Reis et al. 2003:488 [ref. 27061], Correa et al. 2006:28 [ref. 28541], Meunier et al. 2011:48 [ref. 31379], Ferraris et al. 2017:[33] [ref. 35236]). Current status: Valid as Rhabdolichops jegui Keith & Meunier 2000. Sternopygidae. Distribution: French Guiana. Habitat: freshwater.

kirschbaum, Japigny Meunier [F. J.], Jégu [M.] & Keith [P.] 2011:48, Figs. 1-2 [Cybium v. 35 (no. 1); ref. 31379] Saut Fracas, Mana River, French Guiana. Holotype: MNHN 2008-1201. Paratypes: (many lots) IAvHP and MNHN. Type catalog: DoNascimiento et al. 2016:405 [ref. 34787], Ferraris et al. 2017:[33] [ref. 35236]. Named after Frank Kirschbaum, defined as a noun in apposition. •Valid as Japignyu kirschbaum Meunier, Jégu & Keith 2011 -- (Ferraris et al. 2017:[33] [ref. 35236]). Current status: Valid as Japigny kirschbaum Meunier, Jégu & Keith 2011. Sternopygidae. Distribution: French Guiana. Habitat: freshwater.

limbatus, Sternopygus Schreiner [C.] & Miranda Ribeiro [A. de] 1903:5, Fig. 1 [Arquivos do Museu Nacional de Rio de Janeiro v. 12 (1902); ref. 15045] Amazonas, Brazil. Holotype (unique): MNRJ 1186. Type catalog: Ferraris et al. 2017:[31] [ref. 35236]. •Synonym of Eigenmannia microstoma (Reinhardt 1852) -- (Mago-Leccia 1994:20 [ref. 21320]). •Valid as Eigenmannia limbata (Schreiner & Miranda Ribeiro 1903) -- (Albert in Reis et al. 2003:488 [ref. 27061], Barriga S. 2014:116 [ref. 35745] as cf. limbata, Sarmiento et al. 2014:188 [ref. 35004], Peixoto et al. 2015:412 [ref. 33968], Peixoto & Wosiacki 2016:263 [ref. 34493], Dutra et al. 2017:89 [ref. 35186], Peixoto & Waltz 2017:[7] [ref. 35224], Ferraris et al. 2017:[31] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633], Urbano-Bonilla et al. 2018:72 [ref. 35773], Waltz & Albert 2018:410 [ref. 35854], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:24 [ref. 36930]). Current status: Valid as Eigenmannia limbata (Schreiner & Miranda Ribeiro 1903). Sternopygidae. Distribution: Amazon and Orinoco River basins: Brazil, ?Ecuador, Colombia, Bolivia and Venezuela. Habitat: freshwater.

lineatus, Sternopygus Müller [J.] & Troschel [F. H.] 1849:14 [Horae Ichthyologicae No. 3; ref. 3073] Lake Amucu, Guyana. Holotype: ZMB 4083. Type catalog: Ferraris et al. 2017:[32] [ref. 35236]. •Questionably a synonym of Eigenmannia virescens (Valenciennes 1836) -- (Mago-Leccia 1994:20 [ref. 21320]). •Synonym of Eigenmannia virecens (Valenciennes 1836) -- (Albert in Reis et al. 2003:488 [ref. 27061], Litz & Koerber 2014:28 [ref. 33622], Mirande & Koerber 2015:47 [ref. 35117], Ferraris et al. 2017:[32] [ref. 35236], Koerber et al. 2017:68 [ref. 35267]). Current status: Synonym of Eigenmannia virescens (Valenciennes 1836). Sternopygidae. Habitat: freshwater.

longicaudatus, Rhabdolichops Eigenmann [C. H.] & Allen [W. R.] 1942:317, Pl. 16 (figs. 3-4) [Fishes of western South America; ref. 1246] Iquitos, Amazon system, Peru. Holotype: CAS 41752 [IU 15436]. Paratypes: CAS 36449 [ex IU 15996] (2), CAS 36450 [ex IU 15810] (1). Another paratype from IU 15996 (whereabouts unknown). Type catalog: Ferraris et al. 2017:[34] [ref. 35236]. •Synonym of Rhabdolichops troscheli (Kaup 1856) -- (Mago-Leccia 1994:22 [ref. 21320], Albert in Reis et al. 2003:489 [ref. 27061], Ferraris et al. 2017:[34] [ref. 35236]). Current status: Synonym of Rhabdolichops troscheli (Kaup 1856). Sternopygidae. Habitat: freshwater.

loretana, Eigenmannia Waltz [B. T.] & Albert [J. S.] 2018:401, Figs. 1-6 [Zootaxa 4399 (no. 3); ref. 35854] Lago Tomana, southwest of Iquitos, Río Pacaya, Loreto, Peru, 5°20'40"S, 74°30'00"W. Holotype: MUSM 61210. Paratypes: FMNH, MUSM, UF. Plus additional non-type material. •Valid as Eigenmannia loretana Waltz & Albert 2018 -- (Peixoto & Ohara 2019:26 [ref. 36930]). Current status: Valid as Eigenmannia loretana Waltz & Albert 2018. Sternopygidae. Distribution: Pacaya and Nanay River drainages, western Amazon basin, Peru. Habitat: freshwater.

luciae, Archolaemus Vari [R. P.], de Santana [C. D.] & Wosiacki [W. B.] 2012:689, Figs. 6-7 [Zoological Journal of the Linnean Society v. 165 (no. 3); ref. 32101] á, Brazil.Rio Trombetas, Cachoeira Porteira, below Furo nas Pedras, ca. 1°05'S, 57°02'W, Pará, Brazil. Holotype: INPA 20960. Paratypes: INPA 20962 (23), 20264 (12), 20961 (2), 36381 (3); MPEG 21685 (1); MZUSP 110184 (135); USNM 404356 (158). Plus non-type specimens. Type catalog: Ferraris et al. 2017:[30] [ref. 35236]. •Valid as Archolaemus luciae Vari, de Santana & Wosiacki 2012 -- (Ferraris et al. 2017:[30] [ref. 35236]). Current status: Valid as Archolaemus luciae Vari, de Santana & Wosiacki 2012. Sternopygidae. Distribution: Amazon River basin, Brazil. Habitat: freshwater.

lundbergi, Rhabdolichops Correa [S. B.], Crampton [W. G. R.] & Albert [J. S.] 2006:34, Figs. 1-2 [Copeia 2006 (no. 1); ref. 28541] Rio Japurá, near Boca do Lago Mamirauá, Municipality Alvarães, 3°07.67'S, 64°46.43'W, Amazonas, Brazil. Holotype: MCP 36037. Paratypes: Many lots at INPA, MCP, and UF. Type catalog: Ferraris et al. 2017:[33] [ref. 35236]. •Valid as Rhabdolichops lundbergi Correa, Crampton & Albert 2006 -- (Ferraris et al. 2017:[33] [ref. 35236]). Current status: Valid as Rhabdolichops lundbergi Correa, Crampton & Albert 2006. Sternopygidae. Distribution: Near confluence of Japurá River and Solimões River, Amazon River basin, Brazil. Habitat: freshwater.

macrops, Sternopygus Boulenger [G. A.] 1897:305 [Annals and Magazine of Natural History (Series 6) v. 20 (no. 117) (art. 30); ref. 14627] Higher Potaro River District, Guyana. Holotype (unique): BMNH 1897.8.6.1. Type catalog: Ferraris et al. 2017:[31] [ref. 35236]. •Valid as Eigenmannia macrops (Boulenger 1897) -- (Ortega & Vari 1986:12 [ref. 9708], Mago-Leccia 1994:20 [ref. 21320], Albert in Reis et al. 2003:488 [ref. 27061], Barriga S. 2014:116 [ref. 35745] as cf. macrops, Ramos et al. 2014:4 [ref. 35321], Sarmiento et al. 2014:188 [ref. 35004], Peixoto et al. 2015:412 [ref. 33968], DoNascimiento 2016:535 [ref. 34727], Peixoto & Wosiacki 2016:263 [ref. 34493], DoNascimiento et al. 2017:66 [ref. 35633], Dutra et al. 2017:89 [ref. 35186], Ferraris et al. 2017:[31] [ref. 35236], Marceniuk et al. 2017:39 [ref. 35324] as aff. macrops, Peixoto & Waltz 2017:[7] [ref. 35224], Dutra et al. 2018:138 [ref. 35941], Waltz & Albert 2018:410 [ref. 35854], Peixoto & Ohara 2019:25 [ref. 36930]). Current status: Valid as Eigenmannia macrops (Boulenger 1897). Sternopygidae. Distribution: Potaro, Orinoco and Essequibo basins: Brazil, Colombia, Guyana and Venezuela. Habitat: freshwater.

macrourus, Carapus Cuvier [G.] in Günther 1870:8 [Catalogue of the fishes in the British Museum v. 8; ref. 1995] Not available, name on specimen mentioned under Sternopygus axillaris; see also Gymnotus macrurus. Sternopygidae.

macrourus, Gymnotus Bloch [M. E.] 1786:59, Pl. 157 (fig. 2) [Naturgeschichte der ausländischen Fische v. 2; ref. 465] Not an available name: part of the diagnosis for account of Gymnotus carapo Linnaeus. See Gymnotus macrurus Bloch and Schneider 1801:522 [ref. 471]. •Species inquirenda in Sternopygidae -- (Albert in Reis et al. 2003:489 [ref. 27061]). Sternopygidae.

macrurus, Gymnotus Bloch [M. E.] & Schneider [J. G.] 1801:522 [M. E. Blochii, Systema Ichthyologiae; ref. 471] Brazil. Syntype: ZMB 8701 (1, stuffed). Type catalog: Paepke 1999:144 [ref. 24282], Ferraris et al. 2017:[35] [ref. 35236]. As Carapus macrourus in Cuvier 1816:237 [ref. 993], 1829:357 [ref. 995] and Müller & Troschel 1848:640 [ref. 3072]. •Valid as Sternopygus macrurus (Bloch & Schneider 1801) -- (Ortega & Vari 1986:13 [ref. 9708], Mago-Leccia 1994:23 [ref. 21320], Albert & Fink 1996:89 [ref. 22024], Planquette et al. 1996:388 [ref. 22818], Galvis et al. 1997:102 [ref. 23651], Britski et al. 1999:87 [ref. 24147], Keith & Meunier 2000:401 [ref. 25160], Lasso et al. 2001:100 [ref. 25928], Albert in Reis et al. 2003:489 [ref. 27061], López et al. 2003:66 [ref. 27366], Crampton et al. 2004:248 [ref. 27652], Crampton et al. 2004:124 [ref. 27764], Bertaco & Cardoso 2004:129 [ref. 28109], Menni 2004:85 [ref. 28131], Hulen et al. 2005:412 [ref. 28485], Meunier et al. 2011:48 [ref. 31379], Barriga S. 2014:116 [ref. 35745], Ramos et al. 2014:4 [ref. 35321], Sarmiento et al. 2014:112, 188 [ref. 35004], Jiménez-Prado et al. 2015:276 [ref. 34894], Mirande & Koerber 2015:47 [ref. 35117], Bertaco et al. 2016:422 [ref. 34561], DoNascimiento et al. 2017:67 [ref. 35633], Ferraris et al. 2017:[35] [ref. 35236], Koerber et al. 2017:68 [ref. 35267], Marceniuk et al. 2017:39 [ref. 35324], Urbano-Bonilla et al. 2018:72 [ref. 35773], Dickens 2019:169 [ref. 37135]). Current status: Valid as Sternopygus macrurus (Bloch & Schneider 1801). Sternopygidae. Distribution: South America: Argentina, Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Paraguay, Peru, Suriname and Venezuela. Habitat: freshwater.

marcgravii, Sternopygus Reinhardt [J. T.] 1852:146 [Videnskabelige Meddelelser fra den Naturhistoriske Forening i Kjøbenhavn, Aaret 1852; ref. 18619] Rio das Velhas, Rio São Francisco, Brazil. Syntypes: BMNH 1868.7.8.1 (1); ZMUC P2512 (1) [formerly ZMUC 7], P2515 (1) [formerly ZMUC 16]. Type catalog: Nielsen 1974:48 [ref. 9588] as marcgravi, Ferraris et al. 2017:[35] [ref. 35236]. •Synonym of Sternopygus macrurus (Bloch & Schneider 1801) -- (Mago-Leccia 1994:23 [ref. 21320], Albert & Fink 1996:89 [ref. 22024], Albert in Reis et al. 2003:489 [ref. 27061], Crampton et al. 2004:248 [ref. 27652], Hulen et al. 2005:412 [ref. 28485], Mirande & Koerber 2015:47 [ref. 35117], Ferraris et al. 2017:[35] [ref. 35236], Koerber et al. 2017:68 [ref. 35267]). Current status: Synonym of Sternopygus macrurus (Bloch & Schneider 1801). Sternopygidae. Habitat: freshwater.

matintapereira, Eigenmannia Peixoto [L. A. W.], Dutra [G. M.] & Wosiacki [W. B.] 2015:396, Figs. 1A, 4A, 11 [Zoological Journal of the Linnean Society v. 175; ref. 33968] Rio Uneiuxi, Rio Negro basin, Município de Santa Isabel do Rio Negro, Amazonas, Brazil, 0°21′45″S, 65°04′13″W. Holotype: MZUSP 109618. Paratypes: MPEG, MZUSP. Plus non-type specimens. Type catalog: Ferraris et al. 2017:[31] [ref. 35236]. •Valid as Eigenmannia matintapereira Peixoto, Dutra & Wosiacki 2015 -- (Campos-da-Paz & Queiroz 2017:82 [ref. 35026], Dutra et al. 2017:89 [ref. 35186], Ferraris et al. 2017:[31] [ref. 35236], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:25 [ref. 36930]). Current status: Valid as Eigenmannia matintapereira Peixoto, Dutra & Wosiacki 2015. Sternopygidae. Distribution: Negro River basin, Amazonas, Brazil. Habitat: freshwater.

meeki, Eigenmannia Dutra [G. M.], de Santana [C. D.] & Wosiacki [W. B.] 2017:86, Figs. 1-4 [Copeia v. 105 (no. 1); ref. 35186] Río Pucuro just above confluence with Río Tuíra, Darién Province, Panama, approximately 08°00'N, 77°32'W. Holotype: USNM 293171. Paratypes: FMNH, MPEG, USNM. •Valid as Eigenmannia meeki Dutra, de Santana & Wosiacki 2017 -- (Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:25 [ref. 36930]). Current status: Valid as Eigenmannia meeki Dutra, de Santana & Wosiacki 2017. Sternopygidae. Distribution: Tuíra River basin, Darién, Panama. Habitat: freshwater.

microstomus, Sternopygus Reinhardt [J. T.] 1852:147 [Videnskabelige Meddelelser fra den Naturhistoriske Forening i Kjøbenhavn, Aaret 1852; ref. 18619] Lagoa Santa, Brazil. Syntypes: BMNH 1868.7.8.2-3 (2); ZMB 9183 (1); ZMUC 21 (1), 23-26 (4). Type catalog: Nielsen 1974:48 [ref. 9588], Ferraris et al. 2017:[31] [ref. 35236]. The specific name is an undeclinable noun. •Valid as Eigenmannia microstomus (Reinhardt 1852) -- (Mago-Leccia 1994:20 [ref. 21320], Albert in Reis et al. 2003:488 [ref. 27061], Peixoto et al. 2015:384, 398 [ref. 33968], Peixoto & Wosiacki 2016:263 [ref. 34493], Campos-da-Paz & Queiroz 2017:82 [ref. 35026] as microstoma, Dutra et al. 2017:90 [ref. 35186] as microstoma, Ferraris et al. 2017:[31] [ref. 35236] as microstoma, Dutra et al. 2018:138 [ref. 35941] as microstoma, Peixoto & Ohara 2019:26 [ref. 36930] as microstoma). Current status: Valid as Eigenmannia microstomus (Reinhardt 1852). Sternopygidae. Distribution: São Francisco River basin, Brazil. Habitat: freshwater.

muirapinima, Eigenmannia Peixoto [L. A. W.], Dutra [G. M.] & Wosiacki [W. B.] 2015:401, Figs. 15-16 [Zoological Journal of the Linnean Society v. 175; ref. 33968] Igarapé Santo Antônio, tributary of Rio Amazonas, Rio Amazonas basin, Pará, Brazil, 2°09′15.9″S, 56°05′17.9″W. Holotype: MPEG 21778. Paratypes: MPEG, MZUSP. Type catalog: Ferraris et al. 2017:[32] [ref. 35236]. •Valid as Eigenmannia muirapinima Peixoto, Dutra & Wosiacki 2015 -- (Campos-da-Paz & Queiroz 2017:75 [ref. 35026], Dutra et al. 2017:90 [ref. 35186], Ferraris et al. 2017:[32] [ref. 35236], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:26 [ref. 36930]). Current status: Valid as Eigenmannia muirapinima Peixoto, Dutra & Wosiacki 2015. Sternopygidae. Distribution: Amazon River basin, Pará, Brazil. Habitat: freshwater.

navalha, Rhabdolichops Correa [S. B.], Crampton [W. G. R.] & Albert [J. S.] 2006:35, Figs. 1-2 [Copeia 2006 (no. 1); ref. 28541] Rio Tefé, Toco Preto, Municipality Tefé, 3°47.31'S, 64°59.91'W, Amazonas, Brazil. Holotype: MCP 36046. Paratypes: INPA 15782 (20), MCP 36045 (22). Type catalog: Ferraris et al. 2017:[33] [ref. 35236]. •Valid as Rhabdolichops navalha Correa, Crampton & Albert 2006 -- (Ferraris et al. 2017:[33] [ref. 35236]). Current status: Valid as Rhabdolichops navalha Correa, Crampton & Albert 2006. Sternopygidae. Distribution: Tefé River, Amazonas, Brazil. Habitat: freshwater.

nigra, Eigenmannia Mago-Leccia [F.] 1994:77, Figs. 86a, 86b [Electric fishes of the continental waters of America; ref. 21320] Caño Urama, above Santa Lucía, Río Negro system, Amazonas, Venezuela. Holotype: MBUCV-V-14184. Paratypes: AMNH 58642 [ex MBUCV-V-14185] (3), ANSP 162130 (3), MBUCV-V-13437 (2 not 1), V-14185 (16 not 15). Plus additional material. Type catalog: Provenzano et al. 1998:8 [ref. 24196], Ferraris et al. 2017:[32] [ref. 35236]. •Valid as Eigenmannia nigra Mago-Leccia 1994 -- (Camargo & Isaac 2001:140 [ref. 27639], Albert in Reis et al. 2003:488 [ref. 27061], Peixoto et al. 2015:412 [ref. 33968], Peixoto & Wosiacki 2016:263 [ref. 34493], Dutra et al. 2017:90 [ref. 35186], Peixoto & Waltz 2017:[7] [ref. 35224], Ferraris et al. 2017:[32] [ref. 35236], DoNascimiento et al. 2017:66 [ref. 35633], Waltz & Albert 2018:410 [ref. 35854], Dutra et al. 2018:138 [ref. 35941], Peixoto & Ohara 2019:24 [ref. 36930]). Current status: Valid as Eigenmannia nigra Mago-Leccia 1994. Sternopygidae. Distribution: Amazon, Essequibo and Orinoco River basins: Brazil, Colombia, Guyana and Venezuela. Habitat: freshwater.

nigriceps, Gymnotus aequilabiatus Ihering [R. von] 1907:285 [Revista do Museu Paulista v. 7; ref. 18322] Boa Vista, Maranhao, Brazil. Syntypes: DZSASP [now MZUSP] (2, not found). Type catalog: Britski 1969:200 [ref. 12401], Ferraris et al. 2017:[36] [ref. 35236]. Not treated by Mago-Leccia 1994 [ref. 21320]. •Species inquirenda in Sternopygidae -- (Albert in Reis et al. 2003:489 [ref. 27061], Ferraris et al. 2017:[36] [ref. 35236]). Sternopygidae. Habitat: freshwater.

nigrimans, Rhabdolichops Correa [S. B.], Crampton [W. G. R.] & Albert [J. S.] 2006:30, Figs. 1-2 [Copeia 2006 (no. 1); ref. 28541] Río Tefé, Municipality of Tefé, 3°43.41'S, 64°59.93'W, Amazonas, Brazil. Holotype: MCP 36048. Paratypes: BMNH 1998.3.12.244 (1); INPA 25255 (5); MCP 36047 (5), 36049 (7), 36050 (2), 36052 (1), 36053 (1), 36054 (2). Plus non-type material. Type catalog: Ferraris et al. 2017:[33] [ref. 35236]. •Valid as Rhabdolichops nigrimans Correa, Crampton & Albert 2006 -- (Ferraris et al. 2017:[33] [ref. 35236]). Current status: Valid as Rhabdolichops nigrimans Correa, Crampton & Albert 2006. Sternopygidae. Distribution: Tefé River basin and vicinity, Amazonas, Brazil. Habitat: freshwater.

obtusirostris, Sternopygus Steindachner [F.] 1881:143 [43], Pl. 2 (fig. 3) [Denkschriften der Kaiserlichen Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Classe. v. 43; ref. 14290] Teffé, Lake Alexo, Mancapuru, Rio Puty and Rio Madeira, Brazil. Syntypes: (several) ?MCZ 9413 (1) Teffe, ?9425 (1) Rio Maues, ?9453 (1) Lago Alexo; NMW 64977-78 (1, 1), 65011-12 (1, 2), 65342 (1). Type catalog: Ferraris et al. 2017:[35] [ref. 35236]. On p. 43 of separate. •Synonym of Sternopygus macrurus (Bloch & Schneider 1801) -- (Albert & Fink 1996:89 [ref. 22024], Crampton et al. 2004:249 [ref. 27652]). •Valid as Sternopygus obtusirostris Steindachner 1881 -- (Mago-Leccia 1994:23 [ref. 21320], Albert in Reis et al. 2003:489 [ref. 27061], Crampton et al. 2004:122 [ref. 27764], Hulen et al. 2005:412 [ref. 28485], Ferraris et al. 2017:[35] [ref. 35236]). Current status: Valid as Sternopygus obtusirostris Steindachner 1881. Sternopygidae. Distribution: Main stream of Amazon River, lower Negro River basin, Brazil. Habitat: freshwater.

oradens, Eigenmannia Dutra [G. M.], Peixoto [L. A. W.], de Santana [C. D.] & Wosiacki [W. B.] 2018:133, Figs. 1, 2, 4 [Zootaxa 4422 (no. 1); ref. 35941] Río Ventuari at Raudales Chipirito, 88.5 km east of San Fernando de Atabapo, Amazonas, Venezuela, 04°04'06"N, 66°54'13"W. Holotype: ANSP 190768. Paratypes: ANSP, MPEG, MZUSP, USNM. •Valid as Eigenmannia oradens Dutra, Peixoto, de Santana & Wosiacki 2018 -- (Peixoto & Ohara 2019:25 [ref. 36930]). Current status: Valid as Eigenmannia oradens Dutra, Peixoto, de Santana & Wosiacki 2018. Sternopygidae. Distribution: Río Ventuari drainage, Orinoco basin, Amazonas, Venezuela. Habitat: freshwater.

orientalis, Archolaemus Stewart [D. J.], Vari [R. P.], de Santana [C. D.] & Wosiacki [W. B.] in Vari, de Santana & Wosiacki 2012:692, Figs. 8-9 [Zoological Journal of the Linnean Society v. 165 (no. 3); ref. 32101] Rio São Francisco system, Rio Piracutu basin, Município Buritizeria, Rio do Sono (17°18''S, 45°20'59'W), Minas Gerais state, Brazil. Holotype. Paratypes: FMNH 94418 (3, 1 c&s), MPEG 21509 (1). Type catalog: Ferraris et al. 2017:[30] [ref. 35236]. •Valid as Archolaemus orientalis Stewart, Vari, de Santana & Wosiacki 2012 -- (Ferraris et al. 2017:[30] [ref. 35236]). Current status: Valid as Archolaemus orientalis Stewart, Vari, de Santana & Wosiacki 2012. Sternopygidae. Distribution: São Francisco River, Minas Gerias, Brazil. Habitat: freshwater.

pavulagem, Eigenmannia Peixoto [L. A. W.], Dutra [G. M.] & Wosiacki [W. B.] 2015:403, Figs. 17-18 [Zoological Journal of the Linnean Society v. 175; ref. 33968] Igarapé Paraquequara, tributary of Rio Capim, Rio Guamá basin, Município de Paragominas, Pará, Brazil, 3°14′50″S, 47°45′50″ W. Holotype: MPEG 6887. Paratypes: INPA, MPEG, MZUSP, NUP. Type catalog: Ferraris et al. 2017:[32] [ref. 35236]. •Valid as Eigenmannia pavulagem Peixoto, Dutra & Wosiacki 2015 -- (Campos-da-Paz & Queiroz 2017:75 [ref. 35026], Dutra et al. 2017:90 [ref. 35186], Ferraris et al. 2017:[32] [ref. 35236], Dutra et al. 2018:139 [ref. 35941], Peixoto & Ohara 2019:26 [ref. 36930]). Current status: Valid as Eigenmannia pavulagem Peixoto, Dutra & Wosiacki 2015. Sternopygidae. Distribution: Capim River drainage, Guamá River basin, Pará, Brazil. Habitat: freshwater.

pejeraton, Sternopygus Schultz [L. P.] 1949:60, Pl. 1 (fig. A) [Proceedings of the United States National Museum v. 99 (no. 3235); ref. 3967] Río Apón, about 35 kilometers south of Villa del Rosario, Maracaibo basin, Venezuela. Holotype: USNM 121752. Paratypes: FMNH 95141 [ex USNM 121564] (4); G. Dahl coll. [ex USNM 121570] (1); MBUCV-V-27244 [ex USNM 121570] (1); MCZ 37222 [ex USNM 121565] (2); UMMZ 157671 [ex USNM 121569] (2); USNM 121564 (17, now 13), 121565 (14, now 12), 121566-68 (7, 17, 3), 121569 (2, now 0), 121570 (14, now 10), 121571 (2); ZMA 102120 [ex USNM 121570] (2). Type catalog: Nijssen et al. 1982:26 [ref. 19236], Ibarra & Stewart 1987:82 [ref. 12367], Ferraris & Vari 1992:6 [ref. 19771], Provenzano et al. 1998:19 [ref. 24196], Ferraris et al. 2017:[35] [ref. 35236]. •Synonym of Sternopygus aequilabiatus (Humboldt 1805), but a valid subspecies -- (Mago-Leccia 1994:24 [ref. 21320]). •Synonym of Sternopygus aequilabiatus (Humboldt 1805) -- (Albert & Fink 1996:89 [ref. 22024]). •Status uncertain in Sternopygus aequilabiatus species group -- (Hulen et al. 2005:410 [ref. 28485]). •Valid as Sternopygus pejeraton Schultz 1949 -- (Albert in Reis et al. 2003:489 [ref. 27061], Crampton et al. 2004:248 [ref. 27652], Ferraris et al. 2017:[35] [ref. 35236], DoNascimiento et al. 2017:67 [ref. 35633]). Current status: Valid as Sternopygus pejeraton Schultz 1949. Sternopygidae. Distribution: Lake Maracaibo basin, Venezuela and Colombia. Habitat: freshwater.

sanguinolentus, Carapus Castelnau [F. L.] 1855:85, Pl. 46 (fig. 1) [Animaux nouveaux or rares v. 2; ref. 766] Río Urubamba or upper Río Ucayali, Peru. Holotype (unique): MNHN 0000-3971. Type catalog: Ferraris et al. 2017:[35] [ref. 35236]. •Questionably a synonym of Sternopygus macrurus (Bloch & Schneider 1801) -- (Mago-Leccia 1994:23 [ref. 21320], Albert in Reis et al. 2003:489 [ref. 27061], Mirande & Koerber 2015:47 [ref. 35117]). •Synonym of Sternopygus macrurus (Bloch & Schneider 1801) -- (Albert & Fink 1996:89 [ref. 22024], Crampton et al. 2004:249 [ref. 27652], Hulen et al. 2005:412 [ref. 28485], Ferraris et al. 2017:[35] [ref. 35236], Koerber et al. 2017:68 [ref. 35267] with question). Current status: Synonym of Sternopygus macrurus (Bloch & Schneider 1801). Sternopygidae. Habitat: freshwater.

santosi, Archolaemus Vari [R. P.], de Santana [C. D.] & Wosiacki [W. B.] 2012:695, Figs. 10-11 [Zoological Journal of the Linnean Society v. 165 (no. 3); ref. 32101] Rio Jamari, above site of Usina Hidroeléctrica Samuel (ca. 8°27'S, 63°30'W), Rondonia, Brazil. Holotype: INPA 20966. Paratypes: INPA 36382 (9, 3 c&s), MPEG 21686 (1), MZUSP 110185 (1), USNM 404357 (1). Type catalog: Ferraris et al. 2017:[30] [ref. 35236]. •Valid as Archolaemus santosi Vari, de Santana & Wosiacki 2012 -- (Ferraris et al. 2017:[30] [ref. 35236]). Current status: Valid as Archolaemus santosi Vari, de Santana & Wosiacki 2012. Sternopygidae. Distribution: Jamari River, Rondonia, Brazil. Habitat: freshwater.

sayona, Eigenmannia Peixoto [L. A. W.] & Waltz [B. T.] 2017:[2], Figs. 1-6 [Neotropical Ichthyology v. 15 (no. 1); ref. 35224] Río Parguaza, río Orinoco basin, near the community of Puente Parhueña, Cedeño, Bolivar, Venezuela, 5°53'30"N, 67°24'14"W. Holotype: MZUSP 96497. Paratypes: FMNH, MPEG, MZUSP. Plus additional non-type material. •Valid as Eigenmannia sayona Peixoto & Waltz 2017 -- (Dutra et al. 2018:139 [ref. 35941], Peixoto & Ohara 2019:26 [ref. 36930]). Current status: Valid as Eigenmannia sayona Peixoto & Waltz 2017. Sternopygidae. Distribution: Orinoco River basin, Bolivar, Venezuela. Habitat: freshwater.

sirius, Eigenmannia Peixoto [L. A. W.] & Ohara [W. M.] 2019:5, Figs. 1-8 [PLoS ONE v. 14 (no. 8): e0220287; ref. 36930] Rio Mutum, tributary of upper rio Juruena, rio Tapajós basin, Comodoro, Mato Grosso, Brazil, 13°05'08"S, 59°53'32"W. Holotype: MZUSP 121668. Paratypes: FMNH, MCP, MPEG, MZUSP. •Valid as Eigenmannia sirius Peixoto & Ohara 2019. Current status: Valid as Eigenmannia sirius Peixoto & Ohara 2019. Sternopygidae. Distribution: Upper Juruena River drainage, Tapajós River basin, Brazil. Habitat: freshwater.

stewarti, Rhabdolichops Lundberg [J. G.] & Mago-Leccia [F.] 1986:79, Fig. 19 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 138; ref. 9148] Rio Tapajós, 26 kilometers east of Jacaréacanga, Pará State, Brazil, 6°43'S, 57°40'W. Holotype: ANSP 158687. Paratypes: AMNH 57134 (2); ANSP 158688 (2); MBUCV-V-7541 (2), V-15329 to 30 (9 not 12, 1); USNM 280124 (2); ZMA 114448 (1) Type catalog: Ferraris & Vari 1992:5 [ref. 19771], Provenzano et al. 1998:16 [ref. 24196], Ferraris et al. 2017:[34] [ref. 35236]. •Valid as Rhabdolichops stewarti Lundberg & Mago-Leccia 1986 -- (Mago-Leccia 1994:22 [ref. 21320], Keith & Meunier 2000:402 [ref. 25160], Albert in Reis et al. 2003:489 [ref. 27061], Correa et al. 2006:28 [ref. 28541], Ferraris et al. 2017:[34] [ref. 35236]). Current status: Valid as Rhabdolichops stewarti Lundberg & Mago-Leccia 1986. Sternopygidae. Distribution: Orinoco and Tapajós River basins: Brazil and Venezuela. Habitat: freshwater.

trilineata, Eigenmannia López [R. B.] & Castello [H. P.] 1966:8, Fig. [Comunicaciones del Museo Argentino de Ciencias Naturales "Bernardino Rivadavia" e Instituto Nacional de Investigación de las Ciencias Naturales, Zoológia, Buenos Aires. v. 4 (no. 2); ref. 7973] Río de la Plata, near Nuñez, City of Buenos Aires, Argentina, ca. 34°25'40.27"S, 58°28'21.2"W. Holotype: MACN 5470. Paratypes: MACN 5471 (9). Type catalog: Braga & Piacentino 1994:106 [ref. 23697], Ferraris et al. 2017:[32] [ref. 35236]. •Valid as Eigenmannia trilineata López & Castello 1966 -- (Mago-Leccia 1994:20 [ref. 21320], Britski et al. 1999:89 [ref. 24147], Miquelarena et al. 2002:79 [ref. 26517], Albert in Reis et al. 2003:488 [ref. 27061], López et al. 2003:65 [ref. 27366], Casciotta et al. 2003:144 [ref. 28130] dated 1996, Bertaco & Cardoso 2004:129 [ref. 28109], Menni 2004:85 [ref. 28131], Litz & Koerber 2014:28 [ref. 33622], Sarmiento et al. 2014:188 [ref. 35004], Peixoto et al. 2015:405 [ref. 33968], Mirande & Koerber 2015:47 [ref. 35117], Peixoto & Wosiacki 2016:263 [ref. 34493], Bertaco et al. 2016:422 [ref. 34561], Nión et al. 2016:34 [ref. 35565], Campos-da-Paz & Queiroz 2017:82 [ref. 35026], Dutra et al. 2017:90 [ref. 35186], Ferraris et al. 2017:[32] [ref. 35236], Koerber et al. 2017:68 [ref. 35267], Dutra et al. 2018:139 [ref. 35941], Azevedo-Santos et al. 2019:5 [ref. 36506] as cf. trilineata, Dickens 2019:168 [ref. 37135] as cf. trilineata, Peixoto & Ohara 2019:26 [ref. 36930]). Current status: Valid as Eigenmannia trilineata López & Castello 1966. Sternopygidae. Distribution: South America: La Plata and lower Paraná River basins (Argentina, Paraguay, Bolivia, Uruguay and Brazil). Habitat: freshwater.

troscheli, Sternopygus Kaup [J. J.] 1856:139 [Catalogue of the apodal fish in the collection of the British Museum; ref. 2573] Guyana. Lectotype: ZMB 4085. Paralectotypes: MNHN (1), ZMB 4083 (1). Type catalog: Ferraris et al. 2017:[34] [ref. 35236]. Lectotype designated by Lundberg & Mago-Leccia 1986:83 [ref. 9148]. •Valid as Rhabdolichops troscheli (Kaup 1856) -- (Ortega & Vari 1986:13 [ref. 9708], Mago-Leccia 1994:22 [ref. 21320], Keith & Meunier 2000:404 [ref. 25160], Camargo & Isaac 2001:140 [ref. 27639] as Rabdolichops, Albert in Reis et al. 2003:489 [ref. 27061], Correa et al. 2006:28 [ref. 28541], Barriga S. 2014:116 [ref. 35745], Sarmiento et al. 2014:188 [ref. 35004], DoNascimiento et al. 2017:67 [ref. 35633], Ferraris et al. 2017:[34] [ref. 35236]). Current status: Valid as Rhabdolichops troscheli (Kaup 1856). Sternopygidae. Distribution: Amazon River basin: Brazil, Ecuador, Colombia, Bolivia, Peru and Venezuela. Habitat: freshwater.

tumifrons, Sternopygus Müller [J.] & Troschel [F. H.] 1849:14 [Horae Ichthyologicae No. 3; ref. 3073] South America. Holotype: ZMB 4084. Type catalog: Ferraris et al. 2017:[32] [ref. 35236]. •Questionably a synonym of Eigenmannia virescens (Valenciennes 1836) -- (Mago-Leccia 1994:20 [ref. 21320]). •Synonym of Eigenmannia virescens (Valenciennes 1836) -- (Albert in Reis et al. 2003:488 [ref. 27061], Litz & Koerber 2014:28 [ref. 33622], Mirande & Koerber 2015:47 [ref. 35117], Ferraris et al. 2017:[32] [ref. 35236], Koerber et al. 2017:68 [ref. 35267]). Current status: Synonym of Eigenmannia virescens (Valenciennes 1836). Sternopygidae. Habitat: freshwater.

vicentespelaea, Eigenmannia Triques [M. L.] 1996:3, Figs. 4-5 [Revue française d'Aquariologie Herpétologie v. 23 (nos 1-2); ref. 22216] Cave of São Vicente II, 13°35'00"S, 46°22'30"W, Rio São Vicente system, Rio Tocantins basin, at São Domingos, Goiás state, Brazil. Holotype: MZUSP 42605. Paratypes: MZUSP 47984 (1). Type catalog: Ferraris et al. 2017:[32] [ref. 35236]. •Valid as Eigenmannia vicentespelaea Triques 1996 -- (Romero & Paulson 2001:29 [ref. 26040], Albert in Reis et al. 2003:488 [ref. 27061], Bichuette & Trajano 2006:101 [ref. 28819], Proudlove 2006:159 [ref. 28992], Peixoto et al. 2015:408 [ref. 33968], Peixoto & Wosiacki 2016:269 [ref. 34493] as viscentesplaea, Campos-da-Paz & Queiroz 2017:82 [ref. 35026], Dutra et al. 2017:90 [ref. 35186], Ferraris et al. 2017:[32] [ref. 35236], Waltz & Albert 2018:410 [ref. 35854], Dutra et al. 2018:139 [ref. 35941], Peixoto & Ohara 2019:25 [ref. 36930]). Current status: Valid as Eigenmannia vicentespelaea Triques 1996. Sternopygidae. Distribution: Caves of São Vicente River, Tocantins River basin, Brazil. Habitat: freshwater.

virescens, Sternachus Valenciennes [A.] 1836:Pl. 13 (fig. 2) [Voyage dans l'Amérique méridionale; ref. 20720] South America. No types known. Type catalog: Ferraris et al. 2017:[32] [ref. 35236]. Name available from plate, description in Valenciennes 1847:11 [ref. 5010]. Pl. 13 was published in 1836. Original genus should have been Sternarchus. •Mention -- (Malabarba 1989:156 [ref. 14217]). •Valid as Eigenmannia virescens (Valenciennes 1836) -- (Ortega & Vari 1986:12 [ref. 9708], Mago-Leccia 1994:20 [ref. 21320], Planquette et al. 1996:386 [ref. 22818], Gómez & Chebez 1996:56 [ref. 23791], Castro & Casatti 1997:342 [ref. 23333], Galvis et al. 1997:101 [ref. 23651], Albert & Campos-da-Paz 1998:423 [ref. 23853], Sverlij et al. 1998:39 [ref. 27632] as Eigenmania, Britski et al. 1999:89 [ref. 24147], Butí & Cancino 1999:70 [ref. 25277], Keith & Meunier 2000:401 [ref. 25160], Lasso et al. 2001:100 [ref. 25928], Britski 2001:21 [ref. 26046], Camargo & Isaac 2001:140 [ref. 27639], López et al. 2002:63 [ref. 26808], Albert in Reis et al. 2003:488 [ref. 27061], López et al. 2003:66 [ref. 27366], de Santana et al. 2004:2 [ref. 27412] as cf. virescens, Bertaco & Cardoso 2004:129 [ref. 28109], Menni 2004:85 [ref. 28131], Meunier et al. 2011:48 [ref. 31379], Barriga S. 2014:116 [ref. 35745], Litz & Koerber 2014:28 [ref. 33622], Ramos et al. 2014:4 [ref. 35321], Sarmiento et al. 2014:111, 188 [ref. 35004], Mirande & Koerber 2015:47 [ref. 35117], Peixoto et al. 2015:412 [ref. 33968], Bertaco et al. 2016:422 [ref. 34561], Melo et al. 2016:374 [ref. 35317], Nión et al. 2016:34 [ref. 35565] as Eingenmannia and dated 1842, Peixoto & Wosiacki 2016:263 [ref. 34493], DoNascimiento et al. 2017:66 [ref. 35633], Dutra et al. 2017:90 [ref. 35186], Ferraris et al. 2017:[32] [ref. 35236], Koerber et al. 2017:68 [ref. 35267], Dutra et al. 2018:139 [ref. 35941], Waltz & Albert 2018:410 [ref. 35854], Peixoto & Ohara 2019:24 [ref. 36930]). Current status: Valid as Eigenmannia virescens (Valenciennes 1836). Sternopygidae. Distribution: Lower Paraná and La Plata River basins: Brazil, Argentina, Uruguay and Paraguay. Habitat: freshwater.

waiwai, Eigenmannia Peixoto [L. A. W.], Dutra [G. M.] & Wosiacki [W. B.] 2015:410, Figs. 23-24 [Zoological Journal of the Linnean Society v. 175; ref. 33968] Rio Mapuera, Rio Trombetas basin, Pará, Brazil, 1°05′S, 57°02′W. Holotype: INPA 37594. Paratypes: INPA, MPEG, MZUSP. Type catalog: Ferraris et al. 2017:[32] [ref. 35236]. •Valid as Eigenmannia waiwai Peixoto, Dutra & Wosiacki 2015 -- (Peixoto & Wosiacki 2016:269 [ref. 34493], Melo et al. 2016:134 [ref. 34701], Campos-da-Paz & Queiroz 2017:75 [ref. 35026], Dutra et al. 2017:90 [ref. 35186], Ferraris et al. 2017:[32] [ref. 35236], Dutra et al. 2018:139 [ref. 35941], Peixoto & Ohara 2019:25 [ref. 36930]). Current status: Valid as Eigenmannia waiwai Peixoto, Dutra & Wosiacki 2015. Sternopygidae. Distribution: Trombetas River basin, Brazil. Habitat: freshwater.

xingu, Sternopygus Albert [J. S.] & Fink [W. L.] 1996:90, Figs. 7-8 [Copeia 1996 (no. 1); ref. 22024] Tributary of Batovi River, Waura Indian Village, station X, rio Xingú, Mato Grosso do Sul, Brazil. Holotype: MZUSP 48374. Paratypes: MZUSP 48375 (4); UMMZ 228961 [ex USNM 218830] (6, 2 c&s); USNM 218830 (?15, 2 c&s), 228961 (4, 2 c&s), 326120 (3), 338272 (28, 2 c&s), 338273 (14). Type catalog: Ferraris et al. 2017:[35] [ref. 35236]. •Valid as Sternopygus xingu Albert & Fink 1996 -- (Albert in Reis et al. 2003:489 [ref. 27061], Crampton et al. 2004:249 [ref. 27652], Crampton et al. 2004:124 [ref. 27764], Hulen et al. 2005:412 [ref. 28485], Ferraris et al. 2017:[35] [ref. 35236]). Current status: Valid as Sternopygus xingu Albert & Fink 1996. Sternopygidae. Distribution: Xingú and lower Tocantins River basins, Brazil. Habitat: freshwater.

zareti, Rhabdolichops Lundberg [J. G.] & Mago-Leccia [F.] 1986:74, Figs. 6, 10-12, 15, 16 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 138; ref. 9148] North bank of Río Orinoco at Isla Tres Caños, Territory Delta Amacuro, Venezuela, 8°40'N, 62°0'W. Holotype: MBUCV-V-14242. Paratypes: AMNH 57144 [not 57139] (3); ANSP 158686 (21); CAS 57443 (5); FMNH 97087 (7); LACM 43079-1 (20); MBUCV-V-10513 (2), V-10517 (1), V-12631 (6); MCZ 62375 (2); USNM 265199 (14). Type catalog: Ferraris & Vari 1992:5 [ref. 19771], Provenzano et al. 1998:16 [ref. 24196], Ferraris et al. 2017:[34] [ref. 35236]. •Valid as Rhabdolichops zareti Lundberg & Mago-Leccia 1986 -- (Mago-Leccia 1994:22 [ref. 21320], Keith & Meunier 2000:404 [ref. 25160], Albert in Reis et al. 2003:489 [ref. 27061], Correa et al. 2006:28 [ref. 28541], Ferraris et al. 2017:[34] [ref. 35236], DoNascimiento et al. 2017:67 [ref. 35633]). Current status: Valid as Rhabdolichops zareti Lundberg & Mago-Leccia 1986. Sternopygidae. Distribution: Orinoco River basin and Apuré River, Venezuela and Colombia. Habitat: freshwater.