Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Species in the genus Acestrorhynchus: [ 22 ] records

abbreviatus, Xiphorhamphus Cope [E. D.] 1878:687 [Proceedings of the American Philosophical Society v. 17 (no. 101); ref. 945] Nauta, Amazon River basin, Peru. Lectotype: ANSP 21532. Paralectotypes: ANSP 21105-07 (3), 21982-83 (1, 1). Type catalog: Böhlke 1984:42 [ref. 13621] as holotype and paratypes. Lectotype established by Fowler 1907:461, Fig. 49 [ref. 1374]. •Valid as Acestrorhynchus abbreviatus (Cope 1878) -- (Menezes 1992:46 [ref. 21389], Menezes in Reis et al. 2003:231 [ref. 27061], Toledo-Piza 2007:754 [ref. 29426], Barriga Salazar 2014:109 [ref. 35745], Sarmiento et al. 2014:183 [ref. 35004], DoNascimiento et al. 2017:45 [ref. 35633], Meza-Vargas et al. 2021:15 [ref. 39298]). Current status: Valid as Acestrorhynchus abbreviatus (Cope 1878). Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: upper Amazon and Madeira River basins (Brazil, Colombia, Bolivia, Ecuador and Peru). Habitat: freshwater.

altus, Acestrorhynchus Menezes [N. A.] 1969:52, 118, Fig. 38 [Arquivos de Zoologia (São Paulo) v. 18 (nos 1-2); ref. 7834] Rio Arari, at Cachoeira do Arari, Ilha de Marajó, Pará State, Brazil. Holotype: MCZ 45256. Paratypes: (57) BMNH (7); DZSASP 3527 (1), 4558-59 (2); FMNH 74360 (10); MCZ 832 (2), 20623 (2), 20625 (1), 45251 (1, c&s), 45252-55 (4), 45257-74 (18), 46003 (1), 46005-06 (2); MZUSP 2049 (1), USNM (2); ZMA 110399 (2). Type catalog: Nijssen et al. 1982:13 [ref. 19236], Menezes & Géry 1983:590 [ref. 8307], Ibarra & Stewart 1987:5 [ref. 12367], Oyakawa 1996:446 [ref. 23140]. •Synonym of Acestrorynchus pantaneiro Menezes 1990 -- (Casciotta et al. 2003:118 [ref. 28130], Menni 2004:74 [ref. 28131]). •Valid as Acestrorhynchus altus Menezes 1969 -- (Ortega & Vari 1986:7 [ref. 9708], Menezes 1992:47 [ref. 21389], Gómez & Chebez 1996:47 [ref. 23791], Britski et al. 1999:56 [ref. 24147], Lasso et al. 2001:95 [ref. 25928], Menezes in Reis et al. 2003:231 [ref. 27061], Toledo-Piza 2007:754 [ref. 29426], Sarmiento et al. 2014:183 [ref. 35004], Careaga et al. 2020:75 [ref. 37774], Meza-Vargas et al. 2021:15 [ref. 39298]). Current status: Valid as Acestrorhynchus altus Menezes 1969. Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Amazon River basin (Bolivia, Brazil and Peru). Habitat: freshwater.

apurensis, Acestrorhynchus Toledo-Piza [M.] & Menezes [N. A.] 1996:18, Fig. 10 [American Museum Novitates No. 3160; ref. 22056] Módulo de la Unellez, Estado Apure, Venezuela. Holotype: MZUSP 48373. Paratypes: MCNG 11323 (11), MZUSP 37269 (4), TNHC 14872 (4). •Valid as Acestrorhynchus apurensis Toledo-Piza & Menezes 1996 -- (Menezes in Reis et al. 2003:231 [ref. 27061]). •Synonym of Acestrorhynchus microlepis (Jardine 1841) -- (López-Fernández & Winemiller 2003:195 [ref. 27386], Toledo-Piza 2007:693, 754 [ref. 29426]). Current status: Synonym of Acestrorhynchus microlepis (Jardine 1841). Acestrorhynchidae: Acestrorhynchinae. Habitat: freshwater.

britskii, Acestrorhynchus Menezes [N. A.] 1969:58, 118, Fig. 42 [Arquivos de Zoologia (São Paulo) v. 18 (nos 1-2); ref. 7834] Reprêsa de Três Marias, Rio São Francisco basin, Minas Gerais State, Brazil. Holotype: MZUSP 4406. Paratypes: MZUSP 4405 (1). Type catalog: Oyakawa 1996:447 [ref. 23140]. •Valid as Acestrorhynchus britskii Menezes 1969 -- (Menezes & Géry 1983:590 [ref. 8307], Menezes in Reis et al. 2003:231 [ref. 27061], Toledo-Piza 2007:754 [ref. 29426], Silva et al. 2020:4 [ref. 37809]). Current status: Valid as Acestrorhynchus britskii Menezes 1969. Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: São Francisco River basin (northeastern Brazil). Habitat: freshwater.

cachorro, Acestrorhynchus Fowler [H. W.] 1940:274, Fig. 61 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 91 (for 1939); ref. 1432] Boca Chica, Río Ucayali basin, Peru. Holotype (unique): ANSP 68679. Type catalog: Böhlke 1984:44 [ref. 13621]. •Synonym of Acestrorhynchus microlepis (Jardine 1841) -- (Taphorn 1992:104 [ref. 23654], Toledo-Piza & Menezes 1996:4 [ref. 22056], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:195 [ref. 27386]). Current status: Synonym of Acestrorhynchus microlepis (Jardine 1841). Acestrorhynchidae: Acestrorhynchinae. Habitat: freshwater.

denticulosus, Salmo Larrañaga [D. A.] 1923:378 [Escritos de Don Dámaso Antonio Larrañaga v. 2; ref. 22561] Uruguay. Original as Salmo (dentado) denticulosus; corresponds to Salmo 26-radiatus on p. 388. Appeared as Salmo denticulosus vel 26-radiatus in Devincenzi 1925:313, 322 [ref. 20322]; Devincenzi treated as a synonym of Acestrorhynchus falcatus (Bloch) [= Salmo falcatus Bloch 1794]. •Species inquirenda in Characidae -- (Reis et al. 2003:159 [ref. 27061]). •Synonym of Acestrorhynchus pantaneiro Menezes 1992 -- (Litz & Koerber 2014:10 [ref. 33622]). Current status: Uncertain as Acestrorhynchus pantaneiro Menezes 1992. Acestrorhynchidae: Acestrorhynchinae. Habitat: freshwater.

falcatus, Salmo Bloch [M. E.] 1794:120, Pl. 385 [Naturgeschichte der ausländischen Fische v. 8; ref. 463] Suriname. Syntypes: ZMB 3613 (2). Type catalog: Paepke 1999:62 [ref. 24282]. On p. 97 of Bloch's Ichthyologie, v. 11 [ref. 21381]. •Synonym of Acestrorhynchus pantaneiro Menezes 1990 -- (Casciotta et al. 2003:118 [ref. 28130]). •Valid as Acestrorhynchus falcatus (Bloch 1794) -- (Menezes & Géry 1983:590 [ref. 8307], Ortega & Vari 1986:7 [ref. 9708], Géry et al. 1991:42 [ref. 21021], Planquette et al. 1996:222 [ref. 22818], Lasso et al. 2001:95 [ref. 25928], Menezes in Reis et al. 2003:231 [ref. 27061], López-Fernández & Winemiller 2003:199 [ref. 27386], Toledo-Piza 2007:754 [ref. 29426], Barriga Salazar 2014:109 [ref. 35745], Sarmiento et al. 2014:183 [ref. 35004], Ramos et al. 2014:4 [ref. 35321], Melo et al. 2016:133 [ref. 34701], DoNascimiento et al. 2017:45 [ref. 35633], Silva et al. 2020:4 [ref. 37809], Meza-Vargas et al. 2021:15 [ref. 39298], Borstein et al. 2022:16 [ref. 39507], Koerber et al. 2022:29 [ref. 39235], Vieira et al. 2023:17 [ref. 40759]). Current status: Valid as Acestrorhynchus falcatus (Bloch 1794). Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Brazil, Ecuador, Colombia, Bolivia, French Guiana, Guyana, Peru, Suriname and Venezuela. Habitat: freshwater.

falcirostris, Hydrocyon Cuvier [G.] 1819:361, Pl. 27 (fig. 2) [Mémoires du Muséum National d'Histoire Naturelle, Paris (N. S.) (Série A) Zoologie v. 5; ref. 1017] Brazil. Holotype (unique): MNHN A-8604 (poor condition). Type catalog: Bertin 1948:7 [ref. 19577]. •Valid as Acestrorhynchus falcirostris (Cuvier 1819) -- (Menezes & Géry 1983:590 [ref. 8307], Ortega & Vari 1986:7 [ref. 9708], Taphorn 1992:99 [ref. 23654], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:204 [ref. 27386], Toledo-Piza 2007:755 [ref. 29426], Barriga Salazar 2014:109 [ref. 35745], Sarmiento et al. 2014:183 [ref. 35004], DoNascimiento et al. 2017:45 [ref. 35633], Careaga et al. 2020:75 [ref. 37774], Silvano et al. 2020:43 [ref. 38133], Meza-Vargas et al. 2021:15 [ref. 39298], Cortés Hernández et al. 2023:455 [ref. 40760]). Current status: Valid as Acestrorhynchus falcirostris (Cuvier 1819). Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Amazon and Orinoco River basins and rivers of Guyana (Brazil, Colombia, Bolivia, Ecuador, Guyana, Peru and Venezuela). Habitat: freshwater.

ferox, Xiphorhamphus Günther [A.] 1863:443 [Annals and Magazine of Natural History (Series 3) v. 12 (no. 72); ref. 1973] Essequibo River, Guyana. Syntypes: BMNH 1964.1.21.39-40 (2). •Synonym of Acestrorhynchus falcatus (Bloch 1794) -- (Menezes in Reis et al. 2003:231 [ref. 27061]). Current status: Synonym of Acestrorhynchus falcatus (Bloch 1794). Acestrorhynchidae: Acestrorhynchinae. Habitat: freshwater.

grandoculis, Acestrorhynchus Menezes [N. A.] & Géry [J.] 1983:582, Fig. 8 [Revue Suisse de Zoologie v. 90 (no. 3); ref. 8307] Mouth of Rio Urubaxi in Rio Negro, Amazonas State, Brazil. Holotype: MZUSP 25863. Paratypes: MHNG 2098.20-22 (3); MNHN 1982-1113 (1); MZUSP 25864-76 (13), 25877-86 (10), 25887-911 (25), 25912-16 (5), 25917-28 (12), 25929-30 (2), 25931-33 (3); USNM 228083-86 (1, 1, 1, 1). Type catalog: Vari & Howe 1991:4 [ref. 19022], Oyakawa 1996:447-448 [ref. 23140]. •Valid as Acestrorhynchus grandoculis Menezes & Géry 1983 -- (Toledo-Piza & Menezes 1996:17 [ref. 22056], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:204 [ref. 27386], Toledo-Piza 2007:755 [ref. 29426], DoNascimiento et al. 2017:45 [ref. 35633]). Current status: Valid as Acestrorhynchus grandoculis Menezes & Géry 1983. Acestrorhynchidae: Acestrorhynchinae. Distribution: Negro and Orinoco River basins: Brazil, Colombia and Venezuela. Habitat: freshwater.

guianensis, Acestrorhynchus Menezes [N. A.] 1969:70, 120, Fig. 54 [Arquivos de Zoologia (São Paulo) v. 18 (nos 1-2); ref. 7834] Botanic Garden, trenches in Georgetown with water form the Demerara River, Guyana. Holotype: FMNH 74359. Paratypes: (21) FMNH 53495 (2), 53501-02 (2, 1), 53504 (2); MCZ 20517 (9), 45275 (1 c&s), 45276-77 (2); USNM 194148 (1). Type catalog: Ibarra & Stewart 1987:5 [ref. 12367]. •Valid as Acestrorhynchus guianensis Menezes 1969 -- (Menezes & Géry 1983:590 [ref. 8307], Géry et al. 1991:42 [ref. 21021], Planquette et al. 1996:224 [ref. 22818]). •See Taphorn 1992:104 [ref. 23654]. •Synonym of Acestrorhynchus microlepis (Jardine 1841) -- (Toledo-Piza & Menezes 1996:4 [ref. 22056], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:195 [ref. 27386]). Current status: Synonym of Acestrorhynchus microlepis (Jardine 1841). Acestrorhynchidae: Acestrorhynchinae. Habitat: freshwater.

heterolepis, Xiphorhamphus Cope [E. D.] 1878:687 [Proceedings of the American Philosophical Society v. 17 (no. 101); ref. 945] Peruvian Amazon. Lectotype: ANSP 21246. Paralectotypes: ANSP 21247-48 (2). Type catalog: Böhlke 1984:48 [ref. 13621] as holotype and paratypes. Lectotype established by Fowler 1907:462, Fig. 50. •Valid as Acestrorhynchus heterolepis (Cope 1878) -- (Menezes & Gery 1983:589 [ref. 8307], Ortega & Vari 1986:7 [ref. 9708], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:203 [ref. 27386], Toledo-Piza 2007:755 [ref. 29426], Barriga Salazar 2014:109 [ref. 35745], Sarmiento et al. 2014:183 [ref. 35004], DoNascimiento et al. 2017:45 [ref. 35633], Meza-Vargas et al. 2021:15 [ref. 39298], Borstein et al. 2022:16 [ref. 39507], Koerber et al. 2022:30 [ref. 39235]). Current status: Valid as Acestrorhynchus heterolepis (Cope 1878). Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Amazon and Orinoco River basins (Brazil, Ecuador, Colombia, Bolivia, Peru and Venezuela). Habitat: freshwater.

isalineae, Acestrorhynchus Menezes [N. A.] & Géry [J.] 1983:577, Figs. 5-6 [Revue Suisse de Zoologie v. 90 (no. 3); ref. 8307] Tributary of Rio dos Marmelos, Rio Madeira basin, 110 kilometers east of Humaitá along rodovia Transamazônica, Amazonas State, Brazil. Holotype: MZUSP 25849. Paratypes: MHNG 2098.14-17 (4); MNHN 1982-1114 (1); MZUSP 25850-60 (11); USNM 228087 (2). Type catalog: Vari & Howe 1991:4 [ref. 19022], Oyakawa 1996:448 [ref. 23140]. •Valid as Acestrorhynchus isalineae Menezes & Géry 1983 -- (Menezes in Reis et al. 2003:232 [ref. 27061], Toledo-Piza 2007:755 [ref. 29426]). Current status: Valid as Acestrorhynchus isalineae Menezes & Géry 1983. Acestrorhynchidae: Acestrorhynchinae. Distribution: Madeira River basin, Brazil. Habitat: freshwater.

lacustris, Xiphorhamphus Lütken [C. F.] (ex Reinhardt) 1875:136 [10] [Oversigt over det Kongelige Danske Videnskabernes Selskabs Forhandlinger og dets Medlemmers Arbeider (Kjøbenhavn) 1874 (no. 3); ref. 2856] Lagoa Santa, Brazil. Syntypes: ZMUC 185 (1), 187-188 (2), 194 (1), 196 (1); MNHN 0000-9587 [ex ZMUC] (1); SMNS 2042 (1); ZMB 9192 (1). Type catalog: Bertin 1948:7 [ref. 19577], Nielsen 1974:47 [ref. 9588], Fricke 1995:9 [ref. 28100] and Fricke 2005:11 [ref. 29864] with author as Reinhardt. On p. 10 of separate. Also described in Lütken 1875:232 (and p. XVII of summary) [ref. 19674]. Authoship sometimes seen as Reinhardt in Lütken. •Valid as Acestrorhynchus lacustris (Lütken 1875) [sometimes with author as Reinhardt] -- (Menezes & Géry 1983:590 [ref. 8307], Ortega & Vari 1986:7 [ref. 9708], Menezes 1992:48 [ref. 21389], Gómez & Chebez 1996:47 [ref. 23791], Britski et al. 1999:56 [ref. 24147], Britski 2001:21 [ref. 26046], Menezes in Reis et al. 2003:232 [ref. 27061], López et al. 2003:34 [ref. 27366], Menni 2004:74 [ref. 28131], Toledo-Piza 2007:755 [ref. 29426], Sarmiento et al. 2014:183 [ref. 35004], DoNascimiento et al. 2017:[6] [ref. 35679], Reis et al. 2020:456 [ref. 38364], Silva et al. 2020:4 [ref. 37809], Meza-Vargas et al. 2021:15 [ref. 39298], Koerber et al. 2023:4 [ref. 40665], Quintela et al. 2023:6 [ref. 40727]). Current status: Valid as Acestrorhynchus lacustris (Lütken 1875). Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Rio São Francisco and upper Paraná River basins (Argentina, Brazil and Bolivia). Habitat: freshwater.

maculipinna, Acestrorhynchus Menezes [N. A.] & Géry [J.] 1983:579, Fig. 7 [Revue Suisse de Zoologie v. 90 (no. 3); ref. 8307] Rio Preto da Eva, between Manaus and Itacoatiara, Amazonas State, Brazil. Holotype: MZUSP 25861. Paratypes: MHNG 2098.13 (1), MNHN 1982-1115 (1), MZUSP 25862 (1). Type catalog: Oyakawa 1996:448 [ref. 23140]. •Valid as Acestrorhynchus maculipinna Menezes & Géry 1983 -- (Menezes in Reis et al. 2003:232 [ref. 27061], Toledo-Piza 2007:693, 755 [ref. 29426]). Current status: Valid as Acestrorhynchus maculipinna Menezes & Géry 1983. Acestrorhynchidae: Acestrorhynchinae. Distribution: Amazon River basin, Brazil. Habitat: freshwater.

microlepis, Hydrocyon Jardine [W.] in Schomburgk 1841:247 [The Natural history of fishes of Guiana; ref. 18707] Rio Negro; Rio Branco; and Essiquibo River, South America. No types known. •Valid as Acestrorhynchus microlepis (Jardine 1841) -- (Menezes & Géry 1983:590 [ref. 8307], Ortega & Vari 1986:7 [ref. 9708], Taphorn 1992:104 [ref. 23654], Toledo-Piza & Menezes 1996:4 [ref. 22056], Lasso et al. 2001:95 [ref. 25928], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:195 [ref. 27386], Toledo-Piza 2007:755 [ref. 29426], Barriga Salazar 2014:109 [ref. 35745], Sarmiento et al. 2014:183 [ref. 35004], DoNascimiento 2016:528 [ref. 34727] with author as Schomburgk, Melo et al. 2016:133 [ref. 34701], DoNascimiento et al. 2017:45 [ref. 35633] with author as Schomburgk, Urbano-Bonilla et al. 2018:83 [ref. 35773], Silvano et al. 2020:44 [ref. 38133], Meza-Vargas et al. 2021:15 [ref. 39298], Borstein et al. 2022:16 [ref. 39507], Cortés Hernández et al. 2023:455 [ref. 40760], Koerber et al. 2023:4 [ref. 40665]). Current status: Valid as Acestrorhynchus microlepis (Jardine 1841). Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Amazon and Orinoco River basins and rivers of northern South America (Brazil, Ecuador, Colombia, Bolivia, French Guiana, Guyana, Venezuela, Peru and Suriname). Habitat: freshwater.

minimus, Acestrorhynchus Menezes [N. A.] 1969:78, 120, Fig. 60 [Arquivos de Zoologia (São Paulo) v. 18 (nos 1-2); ref. 7834] Lago Jacaré, Rio Trombetas, Amazon River basin, Brazil. Holotype: DZSASP 4608. Paratypes: (57) ANSP 71080 (1); DZSASP 4609 (1); MCZ 20528 (12), 20532 (15), 20554 (1), 20560 (3), 20585 (2), 20589 (1), 20591 (13), 20594 (1), 20598 (4), 46004 (1). Type catalog: Böhlke 1984:51 [ref. 13621], Oyakawa 1996:448-449 [ref. 23140]. •Valid as Acestrorhynchus minimus Menezes 1969 -- (Menezes & Géry 1983:592 [ref. 8307], Chang & Ortega 1995:2 [ref. 24302], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:204 [ref. 27386], Toledo-Piza 2007:755 [ref. 29426], Barriga Salazar 2014:109 [ref. 35745] as cf. minimus, Sarmiento et al. 2014:183 [ref. 35004], DoNascimiento et al. 2017:45 [ref. 35633], Meza-Vargas et al. 2021:15 [ref. 39298]). Current status: Valid as Acestrorhynchus minimus Menezes 1969. Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Amazon and Orinoco River basins (Brazil, ?Ecuador, Peru and Venezuela; Brazil-Colombia border, Bolivia). Habitat: freshwater.

nasutus, Acestrorhynchus Eigenmann [C. H.] 1912:411, Pl. 61 (fig. 4) [Memoirs of the Carnegie Museum v. 5 (no. 1); ref. 1227] Rockstone, Guyana. Holotype (unique): FMNH 53475 [ex CM 1959]. Type catalog: Henn 1928:70 [ref. 12305], Ibarra & Stewart 1987:5 [ref. 12367]. •Valid as Acestrorhynchus nasutus Eigenmann 1912 -- (Menezes & Géry 1983:590 [ref. 8307], Chang & Ortega 1995:2 [ref. 24302], Menezes in Reis et al. 2003:232 [ref. 27061], López-Fernández & Winemiller 2003:204 [ref. 27386], Toledo-Piza 2007:693, 755 [ref. 29426], DoNascimiento et al. 2017:45 [ref. 35633], Meza-Vargas et al. 2021:15 [ref. 39298]). Current status: Valid as Acestrorhynchus nasutus Eigenmann 1912. Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Amazon and Orinoco River basins and rivers of Guyana (Brazil, Colombia, Guyana, Peru and Venezuela). Habitat: freshwater.

pantaneiro, Acestrorhynchus Menezes [N. A.] 1992:42 [Comunicações do Museu de Ciências da PUCRS, Série Zoologia v. 5; ref. 21389] Rio Cuiabá, Volta Grande, Município de Santo Antônio do Leverger, Mato Grosso State, Brazil. Holotype: MZUSP 40256. Paratypes: MZUSP 2049 (1), 19938 and 36731 (total 6), 19996 (1), 26913 (1), 27677-78 (2, 1), 27680 (1), 27691 (1), 27815 (4), 36393-94 and 36422 (total 5), 36714 (3); USNM 297759-60 (2, 2), 297762 (7). Type catalog: Oyakawa 1996:449-450 [ref. 23140]. •Valid as Acestrorhynchus pantaneiro Menezes 1992 -- (Braga 1994:24 [ref. 27878], Gómez & Chebez 1996:47 [ref. 23791], Sverlij et al. 1998:12 [ref. 27632], Britski et al. 1999:56 [ref. 24147], Lasso et al. 2001:95 [ref. 25928], Menezes in Reis et al. 2003:232 [ref. 27061], López et al. 2003:34 [ref. 27366], Menni 2004:74 [ref. 28131], Toledo-Piza 2007:755 [ref. 29426], Mirande 2010:482 [ref. 31006], Litz & Koerber 2014:10 [ref. 33622], Sarmiento et al. 2014:35, 183 [ref. 35004], Mirande & Koerber 2015:16 [ref. 35117], Bertaco et al. 2016:411 [ref. 34561], Petry et al. 2016:301 [ref. 34966], Nión et al. 2016:29 [ref. 35565], Koerber et al. 2017:24 [ref. 35267], Loureiro et al. 2020:14 [ref. 37909], Reis et al. 2020:456 [ref. 38364], Bertaco & Azevedo 2023:4 [ref. 39997], Bertaco et al. 2023:9 [ref. 40740], Loureiro et al. 2023:52 [ref. 40506]). Current status: Valid as Acestrorhynchus pantaneiro Menezes 1992. Acestrorhynchidae: Acestrorhynchinae. Distribution: South America: Argentina, Bolivia, Brazil, Paraguay and Uruguay. Habitat: freshwater.

pulverulentus, Salmo Linnaeus [C.] 1758:312 [Systema Naturae, Ed. X v. 1; ref. 2787] America [in error]. Holotype: NRM 7249. •In the synonymy of Acestrorhynchus falcatus (Bloch 1794) -- (Menezes in Reis et al. 2003:231 [ref. 27061]). Current status: Synonym of Acestrorhynchus falcatus (Bloch 1794). Acestrorhynchidae: Acestrorhynchinae. Habitat: freshwater.

varius, Acestrorhynchus falcatus Menezes [N. A.] 1969:40, Fig. 25 [Arquivos de Zoologia (São Paulo) v. 18 (nos 1-2); ref. 7834] Cachimbo, Pará, Rio Tapajós basin, Brazil. Holotype: DZSASP 4560. Paratypes: DZSASP 4561-67 (7). Type catalog: Oyakawa 1996:447 [ref. 23140]. •Synonym of Acestrorhynchus falcatus (Bloch 1794) -- (Menezes in Reis et al. 2003:231 [ref. 27061]). Current status: Synonym of Acestrorhynchus falcatus (Bloch 1794). Acestrorhynchidae: Acestrorhynchinae. Habitat: freshwater.

vigintisexradiatus, Salmo Larrañaga [D. A.] 1923:388 [Escritos de Don Dámaso Antonio Larrañaga v. 2; ref. 22561] Originally as Salmo 26-radiatus. Quoted from Larrañaga manuscript as Sp. n., by Devincenzi, but Devincenzi (p. 322, 313) treated as a synonym of Acestrorhynchus falcatus (Bloch) [= Salmo falcatus Bloch 1794]. •Synonym of Acestrorhynchus pantaneiro Menezes 1992 -- (Litz & Koerber 2014:10 [ref. 33622]). Current status: Uncertain as Acestrorhynchus pantaneiro Menezes 1992. Acestrorhynchidae: Acestrorhynchinae. Habitat: freshwater.