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CAS 76377 (IU 05501) Aphyocarax heteresthes Ulrey [A. B.], 1894 Syntype  [Collection database record]
heteresthes, Aphyocarax Ulrey [A. B.] 1894:612 [American Naturalist v. 28 (no. 331); ref. 12356] Brazil. Syntypes: (6, all juveniles) CAS 76377 (4), CAS-SU 2161 (1). Type catalog: Böhlke 1953:21 [ref. 12291]. Original genus should have been Aphyocharax. Species was also described as new in Ulrey 1895:293 [ref. 12371]. •Valid as Hyphessobrycon heteresthes (Ulrey 1894) -- (Lima & Malabarba in Reis et al. 2003:137 [ref. 27061], Dagosta et al. 2014:366 [ref. 33382]). •Species inquirenda -- (Lima et al. 2024:205 [ref. 40817]). Characidae: Stethaprioninae. Distribution: Still known only from the type locality, Brazil. Habitat: freshwater.
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© 2001 California Academy of Sciences

SU 2161 Aphyocarax heteresthes Ulrey [A. B.], 1894 Syntype  [Collection database record]
heteresthes, Aphyocarax Ulrey [A. B.] 1894:612 [American Naturalist v. 28 (no. 331); ref. 12356] Brazil. Syntypes: (6, all juveniles) CAS 76377 (4), CAS-SU 2161 (1). Type catalog: Böhlke 1953:21 [ref. 12291]. Original genus should have been Aphyocharax. Species was also described as new in Ulrey 1895:293 [ref. 12371]. •Valid as Hyphessobrycon heteresthes (Ulrey 1894) -- (Lima & Malabarba in Reis et al. 2003:137 [ref. 27061], Dagosta et al. 2014:366 [ref. 33382]). •Species inquirenda -- (Lima et al. 2024:205 [ref. 40817]). Characidae: Stethaprioninae. Distribution: Still known only from the type locality, Brazil. Habitat: freshwater.
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© 2001 California Academy of Sciences

SU 47059 Aphyocarax maxillaris Ulrey [A. B.], 1894 Syntype  [Collection database record]
maxillaris, Aphyocarax Ulrey [A. B.] 1894:611 [American Naturalist v. 28 (no. 331); ref. 12356] Brazil [probably eastern Pará State]. Syntypes: (10) CAS-SU 2170 (1), 47059 (2). Type catalog: Böhlke 1953:21 [ref. 12291]. Original genus should have been Aphyocharax. Species was also described as new in Ulrey 1895:293 [ref. 12371]. •Valid as Pristella maxillaris (Ulrey 1894) -- (Géry et al. 1991:60 [ref. 21021], Planquette et al. 1996:334 [ref. 22818], Weitzman & Palmer 1997:237 [ref. 22743], Malabarba in Reis et al. 2003:154 [ref. 27061], Mirande 2010:509 [ref. 31006], Melo et al. 2016:133 [ref. 34701], DoNascimiento et al. 2017:[11] [ref. 35679], Guimarães et al. 2018:82 [ref. 35965], Conde-Saldaña et al. 2019:446 [ref. 36937], Lima et al. 2021:344 [ref. 38293], Koerber et al. 2022:35 [ref. 39235], Lima 2024:257 [ref. 40817]). Current status: Valid as Pristella maxillaris (Ulrey 1894). Characidae: Stethaprioninae. Distribution: South America: Amazon, Orinoco and coastal river drainages of the Guianas and Brazil, Brazil, French Guiana, Guyana and Venezuela (Guiana Mangrove Province). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 59697 (IU 10028) Aphyocharax anisitsi Eigenmann [C. H.] & Kennedy [C. H.], 1903 Holotype  [Collection database record]
anisitsi, Aphyocharax Eigenmann [C. H.] & Kennedy [C. H.] 1903:517 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 55; ref. 1260] Asuncion, Paraguay. Holotype: CAS 59697 [ex IU 10028]. Paratypes: CAS 59718 [ex IU 10027] (1). Paratypes or additional material: AMNH 1007 (2), CAS 59716 [ex IU 10029] (3), 59717 [ex IU 10026] (orig. 6, now 4), 59719 [ex IU 10024] (orig. 9, now 5), 59720 [ex IU 10031] (1); FMNH 52670 (2); IU 10025 (orig. 1); NMW 62800 (2). Type catalog: Ibarra & Stewart 1987:9 [ref. 12367]. •Valid as Aphyocharax anisitsi Eigenmann & Kennedy 1903 -- (Gómez & Chebez 1996:49 [ref. 23791], Britski et al. 1999:45 [ref. 24147], Fuller et al. 1999:180 [ref. 25838], Lima in Reis et al. 2003:197 [ref. 27061], Willink et al. 2003:3 [ref. 26755], López et al. 2003:20 [ref. 27366], Casciotta et al. 2003:89 [ref. 28130], Menni2004:76 [ref. 28131], Mirande 2010:526 [ref. 31006], Litz & Koerber 2014:xx [ref. 33622], Sarmiento et al. 2014:43, 183 [ref. 35004], Mirande & Koerber 2015:17 [ref. 35117], Bertaco et al. 2016:412 [ref. 34561], Terán et al. 2016:2 [ref. 35096], Nión et al. 2016:28 [ref. 35565], Koerber et al. 2017:25 [ref. 35267], Brito et al. 2018:398 [ref. 36071], Brito et al. 2019:514 [ref. 37042], Reis et al. 2020:457 [ref. 38364], Loureiro et al. 2023:53 [ref. 40506]). Current status: Valid as Aphyocharax anisitsi Eigenmann & Kennedy 1903. Characidae: Aphyocharacinae. Distribution: South America: Paraná and Uruguay River basins (Argentina, Brazil, Bolivia, Paraguay and Uruguay). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 59722 (IU 10032) Aphyocharax dentatus Eigenmann [C. H.] & Kennedy [C. H.], 1903 Holotype  [Collection database record]
dentatus, Aphyocharax Eigenmann [C. H.] & Kennedy [C. H.] 1903:516 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 55; ref. 1260] Laguna del Río Paraguay, Asuncion, Paraguay. Holotype: CAS 59722 [ex IU 10032]. Paratypes: AMNH 1469 (2); CAS 59723 [ex IU 10036] (orig. 4, now 3), 59724 [ex IU 10037] (1), 59725 [ex IU 10038] (orig. 4, now 2), 59726 [ex IU 10034-35] (3), 76471 [ex IU 10033] (2 not 1); NMW 62798 (1). •Valid as Aphyocharax dentatus Eigenmann & Kennedy 1903 -- (Gómez & Chebez 1996:49 [ref. 23791], Britski et al. 1999:45 [ref. 24147], Lima in Reis et al. 2003:198 [ref. 27061], López et al. 2003:20 [ref. 27366], Menni 2004:76 [ref. 28131], Mirande 2010:526 [ref. 31006], Sarmiento et al. 2014:43, 183 [ref. 35004], Mirande & Koerber 2015:17 [ref. 35117], Terán et al. 2016:2 [ref. 35096], Koerber et al. 2017:25 [ref. 35267], Brito et al. 2018:398 [ref. 36071], Brito et al. 2019:515 [ref. 37042], Reis et al. 2020:457 [ref. 38364]). Current status: Valid as Aphyocharax dentatus Eigenmann & Kennedy 1903. Characidae: Aphyocharacinae. Distribution: South America: Paraguay and Paraná River basins (Argentina, Brazil, Bolivia and Paraguay). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 76467 Aphyocharax rathbuni Eigenmann [C. H.], 1907 Holotype  [Collection database record]
rathbuni, Aphyocharax Eigenmann [C. H.] in Eigenmann & Ogle 1907:10 [Proceedings of the United States National Museum v. 33 (no. 1556); ref. 1266] Arroyo Chagalalina, Paraguay basin. Holotype (unique): CAS 76467 [ex IU 10025]. •Valid as Aphyocharax rathbuni Eigenmann 1907 -- (Fernández & Butí 1996:252 [ref. 22775], Britski et al. 1999:45 [ref. 24147], Lima in Reis et al. 2003:198 [ref. 27061], Willink et al. 2003:3 [ref. 26755], López et al. 2003:21 [ref. 27366], Menni 2004:76 [ref. 28131], Sarmiento et al. 2014:43, 183 [ref. 35004], Mirande & Koerber 2015:17 [ref. 35117], Nión et al. 2016:28 [ref. 35565], Koerber et al. 2017:26 [ref. 35267], Brito et al. 2018:398 [ref. 36071], Brito et al. 2019:515 [ref. 37042], Koerber et al. 2021:4 [ref. 38894], Koerber et al. 2023:4 [ref. 40355], Loureiro et al. 2023:53 [ref. 40506]). Current status: Valid as Aphyocharax rathbuni Eigenmann 1907. Characidae: Aphyocharacinae. Distribution: South America: Paraguay River basin (Bolivia, Argentina, Uruguay and Paraguay). Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 76472 (IU 10030) Aphyocharax stramineus Eigenmann [C. H.], 1907 Holotype  [Collection database record]
stramineus, Aphyocharax Eigenmann [C. H.] in Eigenmann & Ogle 1907:11 [Proceedings of the United States National Museum v. 33 (no. 1556); ref. 1266] Arroyo Trementina, Paraguay. Holotype (unique): CAS 76472 [ex IU 10030]. •Synonym of Aphyocharax rathbuni Eigenmann 1907 -- (Lima in Reis et al. 2003:198 [ref. 27061], Mirande & Koerber 2015:17 [ref. 35117], Koerber et al. 2017:26 [ref. 35267], Souza-Lima 2024:90 [ref. 40817]). Current status: Synonym of Aphyocharax rathbuni Eigenmann 1907. Characidae: Aphyocharacinae. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 38987 (IU 10005) Astyanax (Poecilurichthys) bimaculatus paraguayensis Eigenmann [C. H.], 1921 Syntype  [Collection database record] See syntype lot CAS 38998.
paraguayensis, Astyanax (Poecilurichthys) bimaculatus Eigenmann [C. H.] 1921:256, Pls. 62 (fig. 5), 92 (fig. 1) [Memoirs of the Museum of Comparative Zoology v. 43 (pt 3); ref. 12359] Rio Paraguay and upper Rio Tocantins. Syntypes: (179) CAS 38987-96 and 38999 [ex IU 10005-10010, 10239, 10241-43, 10293] (44), 38997 [IU 10244] (1), 38998 [ex IU 10247] (1), 39000 [ex IU 11083] (1); FMNH 54643-49 [ex CM 3280-3286] (8, 9, 5, 2, 10, 1, 2); CM 3274 and 3287 missing. Type catalog: Ibarra & Stewart 1987:12 [ref. 12367]. Subjectively invalid secondarily preoccupied by Bertoniolus paraguayensis Fowler 1918 in Astyanax; replaced by Astyanax bimaculatus asuncionensis Géry 1972. •Synonym of Astyanax bimaculatus (Linnaeus 1758), but a valid subspecies as described -- (Gómez & Chebez 1996:49 [ref. 23791], Britski et al. 1999:37 [ref. 24147], Garutti 1999:587 [ref. 24920]). •In the synonymy of Astyanax asuncionensis Géry 1972 -- (Buckup in Reis et al. 2003:107 [ref. 27061], Litz & Koerber 2014:14 [ref. 33622]). •Valid as Astyanax paraguayensis Eigenmann 1921 -- (Sarmiento et al. 2014:183 [ref. 35004]). •Synonym of Astyanax lacustris (Lütken 1875) -- (Lucena & Soares 2016:104 [ref. 34169], Koerber & Litz 2016:3 [ref. 35098], Koerber et al. 2017:4 [ref. 35083], Koerber et al. 2017:37 [ref. 35267], Koerber et al. 2017:4 [ref. 35632]). Current status: Synonym of Astyanax lacustris (Lütken 1875). Characidae: Stethaprioninae. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 38988 (IU 10006) Astyanax (Poecilurichthys) bimaculatus paraguayensis Eigenmann [C. H.], 1921 Syntype  [Collection database record] See syntype lot CAS 38998.
paraguayensis, Astyanax (Poecilurichthys) bimaculatus Eigenmann [C. H.] 1921:256, Pls. 62 (fig. 5), 92 (fig. 1) [Memoirs of the Museum of Comparative Zoology v. 43 (pt 3); ref. 12359] Rio Paraguay and upper Rio Tocantins. Syntypes: (179) CAS 38987-96 and 38999 [ex IU 10005-10010, 10239, 10241-43, 10293] (44), 38997 [IU 10244] (1), 38998 [ex IU 10247] (1), 39000 [ex IU 11083] (1); FMNH 54643-49 [ex CM 3280-3286] (8, 9, 5, 2, 10, 1, 2); CM 3274 and 3287 missing. Type catalog: Ibarra & Stewart 1987:12 [ref. 12367]. Subjectively invalid secondarily preoccupied by Bertoniolus paraguayensis Fowler 1918 in Astyanax; replaced by Astyanax bimaculatus asuncionensis Géry 1972. •Synonym of Astyanax bimaculatus (Linnaeus 1758), but a valid subspecies as described -- (Gómez & Chebez 1996:49 [ref. 23791], Britski et al. 1999:37 [ref. 24147], Garutti 1999:587 [ref. 24920]). •In the synonymy of Astyanax asuncionensis Géry 1972 -- (Buckup in Reis et al. 2003:107 [ref. 27061], Litz & Koerber 2014:14 [ref. 33622]). •Valid as Astyanax paraguayensis Eigenmann 1921 -- (Sarmiento et al. 2014:183 [ref. 35004]). •Synonym of Astyanax lacustris (Lütken 1875) -- (Lucena & Soares 2016:104 [ref. 34169], Koerber & Litz 2016:3 [ref. 35098], Koerber et al. 2017:4 [ref. 35083], Koerber et al. 2017:37 [ref. 35267], Koerber et al. 2017:4 [ref. 35632]). Current status: Synonym of Astyanax lacustris (Lütken 1875). Characidae: Stethaprioninae. Habitat: freshwater.
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© 2001 California Academy of Sciences

CAS 38998 (IU 10247) Astyanax (Poecilurichthys) bimaculatus paraguayensis Eigenmann [C. H.], 1921 Syntype  [Collection database record]
paraguayensis, Astyanax (Poecilurichthys) bimaculatus Eigenmann [C. H.] 1921:256, Pls. 62 (fig. 5), 92 (fig. 1) [Memoirs of the Museum of Comparative Zoology v. 43 (pt 3); ref. 12359] Rio Paraguay and upper Rio Tocantins. Syntypes: (179) CAS 38987-96 and 38999 [ex IU 10005-10010, 10239, 10241-43, 10293] (44), 38997 [IU 10244] (1), 38998 [ex IU 10247] (1), 39000 [ex IU 11083] (1); FMNH 54643-49 [ex CM 3280-3286] (8, 9, 5, 2, 10, 1, 2); CM 3274 and 3287 missing. Type catalog: Ibarra & Stewart 1987:12 [ref. 12367]. Subjectively invalid secondarily preoccupied by Bertoniolus paraguayensis Fowler 1918 in Astyanax; replaced by Astyanax bimaculatus asuncionensis Géry 1972. •Synonym of Astyanax bimaculatus (Linnaeus 1758), but a valid subspecies as described -- (Gómez & Chebez 1996:49 [ref. 23791], Britski et al. 1999:37 [ref. 24147], Garutti 1999:587 [ref. 24920]). •In the synonymy of Astyanax asuncionensis Géry 1972 -- (Buckup in Reis et al. 2003:107 [ref. 27061], Litz & Koerber 2014:14 [ref. 33622]). •Valid as Astyanax paraguayensis Eigenmann 1921 -- (Sarmiento et al. 2014:183 [ref. 35004]). •Synonym of Astyanax lacustris (Lütken 1875) -- (Lucena & Soares 2016:104 [ref. 34169], Koerber & Litz 2016:3 [ref. 35098], Koerber et al. 2017:4 [ref. 35083], Koerber et al. 2017:37 [ref. 35267], Koerber et al. 2017:4 [ref. 35632]). Current status: Synonym of Astyanax lacustris (Lütken 1875). Characidae: Stethaprioninae. Habitat: freshwater.
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© 2001 California Academy of Sciences