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

Species in the genus Corydoras: [ 36 ] records

acutus, Corydoras Cope [E. D.] 1872:281 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 23; ref. 921] Río Ambiyacu, Shansho Caño, Loreto, Peru. Neotype: CAS-SU 33307. Type catalog: Böhlke 1984:31 [ref. 13621], Ferraris 2007:112 [ref. 29155]. Neotype designated by Nijssen & Isbrücker 1980:215 [ref. 6910]; original syntypes ANSP 8292-8293 lost. •Valid as Corydoras acutus Cope 1872 -- (Ovchynnyk 1967:36 [ref. 37559], Nijssen & Isbrücker 1980:215 [ref. 6910], Ortega & Vari 1986:16 [ref. 9708], Burgess 1989:365 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:219 [ref. 26805], Reis in Reis et al. 2003:294 [ref. 27061], Barriga Salazar 2014:111 [ref. 35745], Tencatt et al. 2014:78 [ref. 33230], Sarmiento et al. 2014:190 [ref. 35004], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Ohara 2016:[12] [ref. 34353], Tencatt & Evers 2016:[11] [ref. 34387], Tencatt et al. 2016:[16] [ref. 34388], Tencatt & Ohara 2016:432 [ref. 34627], Ottoni et al. 2016:132 [ref. 34756], Meza-Vargas et al. 2021:24 [ref. 39298], Chuctaya et al. 2022:37 [ref. 42137], Tencatt et al. 2021:8 [ref. 38289], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras acutus Cope 1872. Callichthyidae: Corydoradinae. Distribution: South America: Amazon River basin (northern Peru, Ecuador and Bolivia). Habitat: freshwater.

amapaensis, Corydoras Nijssen [H.] 1972:417, Figs. 2, 3; Pl. 3 [Netherlands Journal of Zoology v. 21 (no. 4); ref. 673] Cachoera Creek at right bank of Rio Amapari, 4 kilometers downstream of Casa do 7, Amapa, Brazil. Holotype: IRSNB 476. Paratypes: IRSNB 477-484 (now 2, now 1, now 3, 1, 1, now 2, now 2, now 4); MZUSP (12 spec. from 6 IRSNB lots); USNM 205865 (1); ZMA 110598-603 (2, 1, 4, 3, 1, 3). Type catalog: Nijssen et al. 1982:42 [ref. 19236], Walschaerts 1987:17 [ref. 20755], Ferraris & Vari 1992:13 [ref. 19771], Ferraris 2007:113 [ref. 29155]. •Valid as Corydoras amapaensis Nijssen 1972 -- (Nijssen & Isbrücker 1980:218 [ref. 6910], Burgess 1989:365 [ref. 12860], Le Bail et al. 2000:186 [ref. 24549], Isbrücker 2001:220 [ref. 26805], Reis in Reis et al. 2003:294 [ref. 27061], Ferraris 2007:113 [ref. 29155], Tencatt & Ohara 2016:432 [ref. 34627], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras amapaensis Nijssen 1972. Callichthyidae: Corydoradinae. Distribution: South America: Oyapock and Amapari Rivers drainages, Amapá State, Brazil and French Guiana. Habitat: freshwater.

areio, Corydoras Knaack [J.] 2000:47, Figs. [VDA Aktuell 2/2000; ref. 25359] Streams of the Corr. Areio systems, in the vicinity of Vila Nova, East of Cuiaba, Mato Grosso, Brazil. Holotype: BZM 33113. Paratypes: BZM 33136 (9). Type catalog: Ferraris 2007:113 [ref. 29155]. •Valid as Corydoras areio Knaack 1999 -- (Isbrücker 2001:221 [ref. 26805], Reis in Reis et al. 2003:295 [ref. 27061], Ferraris 2007:113 [ref. 29155], Tencatt et al. 2014:78 [ref. 33230], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Ohara 2016:[12] [ref. 34353], Tencatt & Evers 2016:[11] [ref. 34387], Tencatt et al. 2016:[16] [ref. 34388], Tencatt et al. 2020:5 [ref. 37986], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras areio Knaack 2000. Callichthyidae: Corydoradinae. Distribution: South America: upper Paraguay River basin (Mato Grosso and Mato Grosso do Sul, Brazil). Habitat: freshwater.

aurofrenatus, Corydoras Eigenmann [C. H.] & Kennedy [C. H.] 1903:507 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 55; ref. 1260] Aguada near Arroyo Trementina, Paraguay. Holotype (unique): CAS 20661 [ex IU 9891]. Type catalog: Ferraris 2007:113 [ref. 29155]. •Valid as Corydoras aurofrenatus Eigenmann & Kennedy 1903 -- (Nijssen & Isbrücker 1980:215 [ref. 6910], Burgess 1989:365 [ref. 12860], Britski et al. 1999:126 [ref. 24147], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:221 [ref. 26805], López et al. 2003:42 [ref. 27366], Reis in Reis et al. 2003:295 [ref. 27061], Menni 2004:82 [ref. 28131], Ferraris 2007:113 [ref. 29155], Calviño & Alonso 2010:199 [ref. 30829], Sarmiento et al. 2014:190 [ref. 35004], Mirande & Koerber 2015:39 [ref. 35117], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Ohara 2016:[12] [ref. 34353], Tencatt & Evers 2016:[11] [ref. 34387], Tencatt et al. 2016:[16] [ref. 34388], Koerber et al. 2017:57 [ref. 35267], Tencatt et al. 2020:16 [ref. 37986], Koerber et al. 2023:2 [ref. 40368], Dias et al. 2024:23 [ref. 41219], Koerber 2024:4 [ref. 41228], Koerber et al. 2024:4 [ref. 41721]). Current status: Valid as Corydoras aurofrenatus Eigenmann & Kennedy 1903. Callichthyidae: Corydoradinae. Distribution: South America: Paraguay River basin, Paraguay and Ente rivers, Argentina (Argentina, Paraguay and Bolivia). Habitat: freshwater.

blochi, Corydoras Nijssen [H.] 1971:92, Figs. 2-6 [Beaufortia v. 19 (no. 250); ref. 7698] Moco Creek near Lehtem, 3°18'N, 59°46'W, tributary of Río Tacutú, Río Branco system, Essequibo, Guyana. Holotype: FMNH 75951. Paratypes: BMNH 1926.10.27.308-316 (9), 1970.10.30.1 (1); FMNH 54848 (2); IRSNB 503 (orig. 3, now 2); MBUCV-V-4712 (1), ?V-3937 (3); MZUSP [ex IRSNB 503] (1), MZUSP 8580 (3); ZMA 110675 [ex FMNH] (1), 110723-24 (2, 1), 110799 (2), 111005 (2). Type catalog: Nijssen et al. 1982:43 [ref. 19236], Walschaerts 1987:18 [ref. 20755], Ibarra & Stewart 1987:27 [ref. 12367], Provenzano et al. 1998:6 [ref. 24196], Ferraris 2007:114 [ref. 29155]. A subspecies also described. •Valid as Corydoras blochi Nijssen 1971 -- (Nijssen & Isbrücker 1980:218 [ref. 6910] with subspecies, Burgess 1989:365 [ref. 12860], Grant 1998:45 [ref. 23454], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:222 [ref. 26805], Reis in Reis et al. 2003:295 [ref. 27061], Ferraris 2007:114 [ref. 29155], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Ohara 2016:[12] [ref. 34353], Tencatt & Evers 2016:[11] [ref. 34387], Tencatt et al. 2016:[17] [ref. 34388], Ottoni et al. 2016:132 [ref. 34756], Taphorn et al. 2022:44 [ref. 41297], Dias et al. 2024:23 [ref. 41219], Tencatt et al. 2024:21 [ref. 41298]). Current status: Valid as Corydoras blochi Nijssen 1971. Callichthyidae: Corydoradinae. Distribution: South America: northern Brazil, Guyana and Venezuela. Habitat: freshwater.

caramater, Corydoras Tencatt [L. F. C.], Couto [O. L. P.], Santos [S. A. dos] & Sousa [L. M. de] 2024:4, Figs. 1-13, 16 [Neotropical Ichthyology v. 22 (no. 1); ref. 40850] Rio Bacajaí, rio Xingu basin, Senador José Porfírio, Pará, Brazil, 03°53'30"S, 51°43'13"W. Holotype: MNRJ 54621. Paratypes: CITL, CPUFMT, INPA, LIA, MZUSP, NUP. Plus additional non-type material. •Valid as Corydoras caramater Tencatt, Couto, Santos & Sousa 2024 -- (Dias et al. 2024:23 [ref. 41219], Tencatt et al. 2024:21 [ref. 41298]). Current status: Valid as Corydoras caramater Tencatt, Couto, Santos & Sousa 2024. Callichthyidae: Corydoradinae. Distribution: South America: Xingu River tributaries draining the region of the Volta Grande do Xingu and upper Tapajós River drainage in the region of Jacareacanga, Pará State, Brazil Habitat: freshwater.

cervinus, Corydoras Rössel [F.] 1962:31, Figs. 1-2 [Senckenbergiana Biologica v. 43 (no. 1); ref. 19255] Main stream of upper Rio Guaporé, Rondônia, Brazil. Holotype: SMF 5460. Paratypes: SMF 5461 (1). Type information: Knaack 2003:16 [ref. 27879]. Type catalog: Ferraris 2007:115 [ref. 29155]. •Valid as Corydoras cervinus Rössel 1962 -- (Nijssen & Isbrücker 1980:217 [ref. 6910], Burgess 1989:365 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:223 [ref. 26805], Reis in Reis et al. 2003:296 [ref. 27061], Ferraris 2007:115 [ref. 29155], Sarmiento et al. 2014:190 [ref. 35004], Tencatt & Ohara 2016:[12] [ref. 34353], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras cervinus Rössel 1962. Callichthyidae: Corydoradinae. Distribution: South America: Guaporé River drainage, western Amazon basin, Brazil and Bolivia. Habitat: freshwater.

coriatae, Corydoras Burgess [W. E.] 1997:140, Figs. [Tropical Fish Hobbyist v. 45 (no. 8, no. 494); ref. 22704] Río Aguaytia, branch of the Río Ucayali, in jungles west of city of Pucallpa, Peru. Holotype: MUSM 10701. Paratypes: MUSM 10702 (2); USNM 343866 (2). Type catalog: Ferraris 2007:115 [ref. 29155]. 5388, 22704 •Valid as Corydoras coriatae Burgess 1997 -- (Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:223 [ref. 26805], Reis in Reis et al. 2003:296 [ref. 27061], Ferraris 2007:115 [ref. 29155], Tencatt & Ohara 2016:432 [ref. 34627], Meza-Vargas et al. 2021:25 [ref. 39298], Chuctaya et al. 2022:37 [ref. 42137], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras coriatae Burgess 1997. Callichthyidae: Corydoradinae. Distribution: South America: Ucayali River basin, upper Amazon tributary (Peru). Habitat: freshwater.

cortesi, Corydoras Castro [D. M.] 1987:31, Figs. 1, 3a; Pl. 3 (fig. 1) [Boletin Ecotrópica. No. 16; ref. 16225] Río Arauca near Arauca, Intendencia de Arauca, 7°03'N, 70°46'W, Colombia. Holotype: UBJTL MM671. Paratypes: UBJTL MM671.1 (3). Type catalog: Ferraris 2007:124 [ref. 29155]. •Synonym of Corydoras septentrionalis Gosline 1940 -- (Isbrücker 1999:41 [ref. 24040], Reis in Reis et al. 2003:302 [ref. 27061], Ferraris 2007:124 [ref. 29155]). •Valid as Corydoras cortesi Castro 1987 -- (Burgess & Finley 1996:168 [ref. 22901], Isbrücker 2001:224 [ref. 26805], Tencatt & Ohara 2016:432 [ref. 34627], Cortés Hernández et al. 2023:456 [ref. 40760] as cf. cortesi, Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras cortesi Castro 1987. Callichthyidae: Corydoradinae. Distribution: South America: Colombia endemic. Habitat: freshwater.

desana, Corydoras Lima [F. C. T.] & Sazima [I.] 2017:20, Figs. 1-3, 4a [aqua, International Journal of Ichthyology v. 23 (no. 1); ref. 35111] Igarapé Castanha, tribitary of rio Tiquié, village of Santa Rosa, São Gabriel da Cachoeira, Amazonas, Brazil, 0°4'38"N, 69°41'27"W. Holotype: MZUSP 121044. Paratypes: ANSP, INPA, LBP, MCP, MNRJ, MZUSP, ZUEC. Plus aditional non-type material. •Valid as Corydoras desana Lima & Sazima 2017 -- (Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras desana Lima & Sazima 2017. Callichthyidae: Corydoradinae. Distribution: South America: Rio Tiquié drainage, upper Rio Negro basin, Amazonas, Brazil. Habitat: freshwater.

ellisae, Corydoras Gosline [W. A.] 1940:17 [Stanford Ichthyological Bulletin v. 2 (no. 1); ref. 6489] Arroyo Poná at Sapucay, Rio Paragury system near Asuncion, Paraguay. Holotype: FMNH 57361 [ex CM 3522]. Paratypes: FMNH 57360 [ex CM 3521] (1) Type catalog: Ibarra & Stewart 1987:27 [ref. 12367], Ferraris 2007:116 [ref. 29155]. •Valid as Corydoras ellisae Gosline 1940 -- (Nijssen & Isbrücker 1980:216 [ref. 6910], Burgess 1989:365 [ref. 12860], Gómez & Chebez 1996:62 [ref. 23791], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:225 [ref. 26805], López et al. 2003:42 [ref. 27366], Reis in Reis et al. 2003:297 [ref. 27061], Menni 2004:82 [ref. 2813], Ferraris 2007:116 [ref. 29155], Calviño & Alonso 2010:199 [ref. 30829], Tencatt et al. 2014:78 [ref. 33230], Sarmiento et al. 2014:190 [ref. 35004], Mirande & Koerber 2015:40 [ref. 35117], Koerber et al. 2017:57 [ref. 35267]). •Synonym of Corydoras aurofrenatus Eigenmann & Kennedy 1903 -- (Tencatt et al. 2020:16 [ref. 37986]). Current status: Synonym of Corydoras aurofrenatus Eigenmann & Kennedy 1903. Callichthyidae: Corydoradinae. Habitat: freshwater.

filamentosus, Corydoras Nijssen [H.] & Isbrücker [I. J. H.] 1983:77, Figs. 6, 10d [Revue française d'Aquariologie Herpétologie v. 10 (no. 3); ref. 8294] Tributary of Sisa Creek, flowing northwards, Río Corantijn basin, 3°42'N, 57°42'W, Nickerie District, Suriname, depth 0-1 meter. Holotype (unique): USNM 225536. Type catalog: Ferraris & Vari 1992:13 [ref. 19771], Ferraris 2007:117 [ref. 29155]. •Valid as Corydoras filamentosus Nijssen & Isbrücker 1983 -- (Burgess 1989:366 [ref. 12860], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:225 [ref. 26805], Reis in Reis et al. 2003:297 [ref. 27061], Ferraris 2007:117 [ref. 29155], Tencatt & Ohara 2016:432 [ref. 34627], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras filamentosus Nijssen & Isbrücker 1983. Callichthyidae: Corydoradinae. Distribution: South America: Corantijn River basin, Suriname. Habitat: freshwater.

fowleri, Corydoras Böhlke [J. E.] 1950:26 [The Fish Culturist v. 30 (no. 4); ref. 12427] Chancho Caño, near Pebas, 3°10'S, 71°46'W, Amazon River system, Loreto, Peru. Holotype (unique): CAS-SU 16115. Type catalog: Böhlke 1953:45 [ref. 12291], Ferraris 2007:117 [ref. 29155]. •Valid as Corydoras fowleri Böhlke 1950 -- (Nijssen & Isbrücker 1980:216 [ref. 6910], Ortega & Vari 1986:16 [ref. 9708], Burgess 1989:365 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:225 [ref. 26805], Reis in Reis et al. 2003:297 [ref. 27061], Ferraris 2007:117 [ref. 29155], Sarmiento et al. 2014:190 [ref. 35004], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Ohara 2016:[13] [ref. 34353], Tencatt & Evers 2016:[11] [ref. 34387], Tencatt et al. 2016:[17] [ref. 34388], Tencatt & Ohara 2016:432 [ref. 34627], DoNascimiento et al. 2017:73 [ref. 35633], Meza-Vargas et al. 2021:25 [ref. 39298], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras fowleri Böhlke 1950. Callichthyidae: Corydoradinae. Distribution: South America: Amazon River basin (Bolivia, Colombia and Peru). Habitat: freshwater.

fulleri, Corydoras Tencatt [L. F. C.], Santos [S. A. dos], Evers [H.-G.] & Britto [M. R.] 2021:2 [615], Figs. 1-4 [Journal of Fish Biology v. 99 (no. 2); ref. 38289] Stream tributary of the upper río Manuripe (or Manuripi), locally known as Alegría, a tributary of the río Orthon, rio Madeira basin, Las Piedras, Tambopata, Madre de Dios, Peru, 12°06'02"S, 69°03'28"W. Holotype: MUSM 69317. Paratypes: MNRJ, MZUSP, NUP, ZUFMS. Type catalog: Oliveira et al. 2022:11 [ref. 39255]. •Valid as Corydoras fulleri Tencatt, Santos, Evers & Britto 2021 -- (Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras fulleri Tencatt, Santos, Evers & Britto 2021. Callichthyidae: Corydoradinae. Distribution: South America: Orthon and Madre de Dios River drainages, Madeira River basin, Madre de Dios (Peru and Bolivia). Habitat: freshwater.

geoffroy, Corydoras Lacepède [B. G. E.] 1803:147, 148 [Histoire naturelle des poissons (Lacepède) v. 5; ref. 4930] Marchall Creek, east of road Paranam-Afobaka, 1.5 kilometers north of Marchall Village, District Brokopondo, Suriname. Neotype: ZMA 106017. Type catalog: Ferraris 2007:117 [ref. 29155]. Type lost (see Nijssen & Isbrücker 1980:194 [ref. 6910]). Neotype designated by Isbrücker 1999:40 [ref. 26260]; the neotype is the holotype of Corydoras octocirrusNijssen 1971. •Synonym of Corydoras punctatus (Bloch 1794) -- (Nijssen & Isbrücker 1980:193-194 [ref. 6910], Burgess 1989:365 [ref. 12860]). •Valid as Corydoras geoffroy Lacepède 1803 -- (Isbrücker 1999:38 [ref. 24040], Le Bail et al. 2000:196 [ref. 24549], Isbrücker 2000:17 [ref. 26715], Isbrücker 2001:226 [ref. 26805], Britto & Castro 2002:1006 [ref. 26509], Isbrücker 2002:33 [ref. 34642], Isbrücker 2002:69 [ref. 26658], Isbrücker 2002:106 [ref. 26659], Reis in Reis et al. 2003:298 [ref. 27061], Ferraris 2007:117 [ref. 29155], Tencatt & Ohara 2016:[13] [ref. 34353], Tencatt et al. 2016:[17] [ref. 34388], Tencatt & Ohara 2016:432 [ref. 34627], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras geoffroy Lacepède 1803. Callichthyidae: Corydoradinae. Distribution: South America: coastal rivers of French Guiana and Suriname. Habitat: freshwater.

iiap, Corydoras Tencatt [L. F. C.], Ruiz-Tafur [M.] & Chuctaya [J.] 2024:4, Figs. 1-11 [Neotropical Ichthyology v. 22 (no. 2): e240016; ref. 41298] Quebrada Paujil, Iquitos-Nauta road km 26.4, lower Río Nanay drainage, upper Río Amazonas basin, San Juan Bautista District, Maynas Province, Loreto District, Peru, 03°57'49"S, 73°25'02"W. Holotype: CIIAP 3906. Paratypes: CIIAP, MNRJ. •Valid as Corydoras iiap Tencatt, Ruiz-Tafur & Chuctaya 2024. Current status: Valid as Corydoras iiap Tencatt, Ruiz-Tafur & Chuctaya 2024. Callichthyidae: Corydoradinae. Distribution: South America: Nanay and Itaya River drainages, upper Amazon basin, Loreto District, Peru. Habitat: freshwater.

maculifer, Corydoras Nijssen [H.] & Isbrücker [I. J. H.] 1971:183, Fig. 1 [Beaufortia v. 18 (no. 239); ref. 7697] Sangadina stream, 2 kilometers west of Chavantina, 14°45'S, 52°20'W, tributary of Rio das Mortes, Mato Grosso State, Brazil. Holotype: BMNH 1970.10.30.3. Paratypes: BMNH 1970.10.30.4 (1), 1970.10.30.5-6 (2); ZMA 110681 (1). Type catalog: Nijssen et al. 1982:46 [ref. 19236], Ferraris 2007:120 [ref. 29155]. •Valid as Corydoras maculifer Nijssen & Isbrücker 1971 -- (Nijssen & Isbrücker 1980:218 [ref. 6910], Burgess 1989:366 [ref. 12860], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:229 [ref. 26805], Reis in Reis et al. 2003:299 [ref. 27061], Ferraris 2007:119 [ref. 29155], Tencatt et al. 2014:78 [ref. 33230], Espíndola et al. 2014:26 [ref. 33269], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Britto 2016:[1] [ref. 34336], Tencatt & Ohara 2016:[13] [ref. 34353], Tencatt & Evers 2016:[11] [ref. 34387], Tencatt et al. 2016:[17] [ref. 34388], Tencatt & Ohara 2016:432 [ref. 34627], Lima & Sazima 2017:30 [ref. 35111], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras maculifer Nijssen & Isbrücker 1971. Callichthyidae: Corydoradinae. Distribution: South America: upper Araguaia River basin, Brazil. Habitat: freshwater.

narcissus, Corydoras Nijssen [H.] & Isbrücker [I. J. H.] 1980:497, Fig. 2 [Netherlands Journal of Zoology v. 30 (no. 3); ref. 8680] Creek into Rio Ipixuna, 7°31'S, 63°16'W, 30 kilometers west of Humaitá, Rio Purus system, Amazonas, Brazil. Holotype (unique): ZMA 115178. Type catalog: Nijssen et al. 1982:47 [ref. 19236], Ferraris 2007:120 [ref. 29155]. •Valid as Corydoras narcissus Nijssen & Isbrücker 1980 -- (Nijssen & Isbrücker 1980:218 [ref. 6910], Burgess 1989:366 [ref. 12860], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:230 [ref. 26805], Reis in Reis et al. 2003:300 [ref. 27061], Ferraris 2007:120 [ref. 29155], Britto et al. 2009:687 [ref. 30609], Tencatt & Ohara 2016:[12] [ref. 34353], Tencatt & Ohara 2016:432 [ref. 34627], Tencatt et al. 2019:[14] [ref. 36697], Bentley et al. 2021:196 [ref. 38185], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras narcissus Nijssen & Isbrücker 1980. Callichthyidae: Corydoradinae. Distribution: South America: Purus River drainage, middle Amazon River basin, Brazil. Habitat: freshwater.

negro, Corydoras Knaack [J.] 2004:81, Figs. 22-29 [Zoologische Abhandlungen; Staatliches Museum für Tierkunde in Dresden v. 54; ref. 27989] Río Negro (main stream), "Restgewässer", Río Blanco system, Raum Urubicha, Provincia Nuflo de Chavez, Departamento Santa Cruz, Bolivia, 15°31.502'S, 62°56.208'W. Holotype: MTD F 28472. Paratypes: CAS 219274 (2); CJK uncat. (157); CIRA-UTB 1083 (2); MTD F 28473 (1); ZMA 123.1000.738 (1), 123.1000.739 (1); ZMB 33534 (1), 33535 (1). Type catalog: Ferraris 2007:121 [ref. 29155]. •Valid as Corydoras negro Knaack 2004 -- (Ferraris 2007:121 [ref. 29155], Sarmiento et al. 2014:190 [ref. 35004], Tencatt & Ohara 2016:[12] [ref. 34353], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras negro Knaack 2004. Callichthyidae: Corydoradinae. Distribution: South America: Blanco River drainage, Santa Cruz, Bolivia. Habitat: freshwater.

octocirrus, Corydoras Nijssen [H.] 1970:26, Fig. 12 [Beaufortia v. 18 (no. 230); ref. 7452] Marechal [Marchall] Creek, east of road between Paranam and Afobaka, 1.5 kilometers north of Marchall, Suriname River system, Suriname. Holotype: ZMA 106017. Paratypes: BMNH 1971.1.6.3-4 (2); CAS 14501 [ZMA 105.367] (2); IRSNB 469 (3), 471 (1), 528 (3, now 1); MZUSP [ex IRSNB 528] (2); RMNH 25337-39 (1, 4, 1), 25791 (2), 25795 (2), 25799 (4), 25806 (4), 25808 (4); USNM 204222 (2); ZMA 104655 (2), 105237-38 (3, 5), 105367 (14), 105871 (2), 105891 (2), 109066 (3). Type catalog: Nijssen et al. 1982:47-48 [ref. 19236], Walschaerts 1987:18 [ref. 20755], Ferraris & Vari 1992:14 [ref. 19771], Ferraris 2007:117 [ref. 29155]. •Valid as Corydoras octocirrus Nijssen 1970 -- (Nijssen & Isbrücker 1980:218 [ref. 6910], Burgess 1989:366 [ref. 12860]). •Synonym of Corydoras geoffroy Lacepède 1803 -- (Isbrücker 1999:39 [ref. 24040], Isbrücker 2000:17 [ref. 26715], Isbrücker 2001:226 [ref. 26805], Reis in Reis et al. 2003:298 [ref. 27061], Ferraris 2007:117 [ref. 29155], Tencatt & Ohara 2016:[13] [ref. 34353]). Current status: Synonym of Corydoras geoffroy Lacepède 1803. Callichthyidae: Corydoradinae. Habitat: freshwater.

orcesi, Corydoras pastazensis Weitzman [S. H.] & Nijssen [H.] 1970:120, Figs. 1, 6a [Beaufortia v. 18 (no. 233); ref. 7481] Río Conambo near village of Conambo, 1°55'S, 76°51'W, River Tigre system, Pastaza, Ecuador. Holotype: USNM 204358. Paratypes: BMNH 1970.4.17.3-4 (2); EPN 4172-4176 (3), 4480-4484b (2); USNM 203827-28 (2, 5); ZMA 110377-79 (2, 2, 2). Type catalog: Nijssen et al. 1982:49 [ref. 19236], Ferraris & Vari 1992:15 [ref. 19771], Ferraris 2007:122 [ref. 29155]. •Synonym of Corydoras pastazensis Weitzman 1963, but a valid subspecies as described -- (Nijssen & Isbrücker 1980:217 [ref. 6910], Burgess 1989:367 [ref. 12860], Isbrücker 1999:40 [ref. 24040]). •Valid as Corydoras orcesi Weitzman & Nijssen 1970 -- (Isbrücker 2001:231 [26805], Lima & Sazima 2017:28 [ref. 35111]). •Synonym of Corydoras pastazensis Weitzman 1963 -- (Reis in Reis et al. 2003:301 [ref. 27061], Ferraris 2007:122 [ref. 29155], Tencatt pers. comm. 9/24). Current status: Synonym of Corydoras pastazensis Weitzman 1963. Callichthyidae: Corydoradinae. Habitat: freshwater.

ourastigma, Corydoras Nijssen [H.] 1972:428, Fig. 8 [Netherlands Journal of Zoology v. 21 (no. 4); ref. 673] Rio Iquiri at road from River Branco village to Abuna, Rio Purus system, Acre, Brazil. Holotype: IRSNB 498. Paratypes: IRSNB 499 (orig. 1, now 0), MZUSP [ex IRSNB 499] (1), ZMA 110615 (1). Type catalog: Nijssen et al. 1982:48 [ref. 19236], Walschaerts 1987:19 [ref. 20755], Ferraris 2007:121 [ref. 29155]. •Valid as Corydoras ourastigma Nijssen 1972 -- (Nijssen & Isbrücker 1980:218 [ref. 6910], Burgess 1989:366 [ref. 12860], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:232 [ref. 26805], Reis in Reis et al. 2003:301 [ref. 27061], Ferraris 2007:121 [ref. 29155], Tencatt & Ohara 2016:[12] [ref. 34353], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras ourastigma Nijssen 1972. Callichthyidae: Corydoradinae. Distribution: South America: Purus River drainage, middle Amazon basin, Brazil. Habitat: freshwater.

oxyrhynchus, Corydoras Nijssen [H.] & Isbrücker [I. J. H.] 1967:42, Pl. 4 (fig. 3) [Zoologische Mededeelingen (Leiden) v. 42 (no. 5); ref. 7981] Gojo Creek, tributary of Saramacca River, 6 kilometers south of Posoegroenoe, Brokopondo, Suriname. Holotype: RMNH 25329. Paratypes: RMNH 25330 (1), ZMA 104640 (1). Type catalog: Nijssen et al. 1982:48-49 [ref. 19236], Ferraris 2007:121 [ref. 29155] •Valid as Corydoras oxyrhynchus Nijssen & Isbrücker 1967 -- (Nijssen & Isbrücker 1980:217 [ref. 6910], Burgess 1989:366 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:232 [ref. 26805], Reis in Reis et al. 2003:301 [ref. 27061], Ferraris 2007:121 [ref. 29155], Taphorn et al. 2022:45 [ref. 41297], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras oxyrhynchus Nijssen & Isbrücker 1967. Callichthyidae: Corydoradinae. Distribution: South America: Saramacca River drainage, Irang River drainage (Guyana and Suriname). Habitat: freshwater.

pastazensis, Corydoras Weitzman [S. H.] 1963:59, Fig. 1 [Proceedings of the Biological Society of Washington v. 76; ref. 5663] Chicherata, about 2°33'S, 76°40'W [? 2°22'S, 76°38'W], near mouth of Río Bobonaza, Pastaza Province, Ecuador. Holotype: USNM 177216. Paratypes: USNM 164464 (3). Type catalog: Ferraris & Vari 1992:15 [ref. 19771], Ferraris 2007:122 [ref. 29155]. •Valid as Corydoras pastazensis Weitzman 1963 -- (Ovchynnyk 1967:37 [ref. 37559], Nijssen & Isbrücker 1980:217 [ref. 6910], Burgess 1989:367 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:232 [ref. 26805], Reis in Reis et al. 2003:301 [ref. 27061], Ferraris 2007:122 [ref. 29155], Barriga Salazar 2014:111 [ref. 35745], DoNascimiento et al. 2017:73 [ref. 35633], Meza-Vargas et al. 2021:25 [ref. 39298], Chuctaya et al. 2022:37 [ref. 42137], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras pastazensis Weitzman 1963. Callichthyidae: Corydoradinae. Distribution: South America: Pastaza and Tigre River drainages, western Amazon basin (Colombia, Ecuador and Peru). Habitat: freshwater.

saramaccensis, Corydoras Nijssen [H.] 1970:38, Fig. 21 [Beaufortia v. 18 (no. 230); ref. 7452] Creek at right bank of Kleine Saramacca River, 11 kilometers east-southeast from junction with Saramacca River, Brokopondo, Suriname. Holotype: ZMA 106018. Paratypes: ZMA 105563 (8), 105650 (1). Type catalog: Nijssen et al. 1982:50 [ref. 19236], Ferraris 2007:124 [ref. 29155]. •Valid as Corydoras saramaccensis Nijssen 1970 -- (Nijssen & Isbrücker 1980:218 [ref. 6910], Burgess 1989:367 [ref. 12860], Grant 1998:45 [ref. 23454] as sarammaccensis, Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:234 [ref. 26805], Reis in Reis et al. 2003:302 [ref. 27061], Ferraris 2007:124 [ref. 29155], Dias et al. 2024:23 [ref. 41219], Tencatt et al. 2024:21 [ref. 41298]). Current status: Valid as Corydoras saramaccensis Nijssen 1970. Callichthyidae: Corydoradinae. Distribution: South America: Saramacca River drainage, Suriname. Habitat: freshwater.

sarareensis, Corydoras Dinkelmeyer [J.] 1995:61, Fig. [Aquaristik aktuell (Germany) 3/1995; ref. 23145] Rio Sararé, right side branch of Rio Guaporé, Mato Grosso State, Brazil. Holotype: MZUSP 48100. Paratypes: ZMA 121268 (4), ZFMK 18504-06 (3). Type catalog: Ferraris 2007:124 [ref. 29155], Herder et al. 2010:120 [ref. 31087]. •Valid as Corydoras sarareensis Dinkelmeyer 1995 -- (Burgess & Finley 1996:168 [ref. 22901], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:234 [ref. 26805], Reis in Reis et al. 2003:302 [ref. 27061], Ferraris 2007:124 [ref. 29155], Sarmiento et al. 2014:190 [ref. 35004], Tencatt & Ohara 2016:[13] [ref. 34353], Tencatt & Evers 2016:[12] [ref. 34387], Tencatt et al. 2016:[17] [ref. 34388], Ohara et al. 2016:550 [ref. 34772], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras sarareensis Dinkelmeyer 1995. Callichthyidae: Corydoradinae. Distribution: South America: Guaporé River drainage, western Amazon basin, Brazil and Bolivia. Habitat: freshwater.

semiaquilus, Corydoras Weitzman [S. H.] 1964:121, Figs. 5-6 [Proceedings of the United States National Museum v. 116 (no. 3498); ref. 3719] Igarapé Preto, tributary upper Rio Salimões, Amazonas, Brazil. Holotype: CAS-SU 55939. Paratypes: SMF 5349 (1), USNM 196170 (1). Type catalog: Ferraris 2007:124 [ref. 29155]. •Valid as Corydoras semiaquilus Weitzman 1964 -- (Nijssen & Isbrücker 1980:217 [ref. 6910], Burgess 1989:367 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:235 [ref. 26805], Reis in Reis et al. 2003:302 [ref. 27061], Ferraris 2007:124 [ref. 29155], Tencatt & Ohara 2016:432 [ref. 34627], DoNascimiento et al. 2017:73 [ref. 35633], Meza-Vargas et al. 2021:25 [ref. 39298], Chuctaya et al. 2022:38 [ref. 42137], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras semiaquilus Weitzman 1964. Callichthyidae: Corydoradinae. Distribution: South America: Amazon River basin (Brazil, Colombia and Peru). Habitat: freshwater.

septentrionalis, Corydoras Gosline [W. A.] 1940:16 [Stanford Ichthyological Bulletin v. 2 (no. 1); ref. 6489] Río Piña, 6 kilometers north of Maturín, 9°45'N, 63°10'W, River Guarapiché system, Monagas, Venezuela. Holotype: CAS-SU 35055. Paratypes: CAS-SU 35056 (14, now 13), 35057 (1), 35058 (6, now 5), 35059 (1); USNM 130634 [ex CAS-SU 35056] (1); ZMA 111423-24 [ex SU] (1, 1). Type catalog: Böhlke 1953:45 [ref. 12291], Nijssen et al. 1982:50 [ref. 19236], Ferraris & Vari 1992:15 [ref. 19771], Ferraris 2007:124 [ref. 29155]. •Valid as Corydoras septentrionalis Gosline 1940 -- (Nijssen & Isbrücker 1980:216 [ref. 6910], Burgess 1989:367 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:235 [ref. 26805], Reis in Reis et al. 2003:302 [ref. 27061], Ferraris 2007:124 [ref. 29155], Tencatt et al. 2016:[18] [ref. 34388], DoNascimiento et al. 2017:73 [ref. 35633], Urbano-Bonilla et al. 2018:77 [ref. 35773], Taphorn et al. 2022:45 [ref. 41297], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras septentrionalis Gosline 1940. Callichthyidae: Corydoradinae. Distribution: South America: Orinoco River basin (Colombia, Guyana and Venezuela). Habitat: freshwater.

serratus, Corydoras Sands [D. D.] 1995:14, Fig. 7 [Freshwater and Marine Aquarium v. 18 (no. 7); ref. 22671] Rio Poranga, 8 kilometers north of the Nobua oba, where the two streams join a small tributary of the upper River Negro, Brazil. Holotype (unique): LIVCM 1994.4.38. Type catalog: Ferraris 2007:124 [ref. 29155]. •Valid as Corydoras serratus Sands 1995 -- (Burgess & Finley 1996:168 [ref. 22901], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:235 [ref. 26805], Reis in Reis et al. 2003:302 [ref. 27061], Britto & Lima 2003:89 [ref. 27314], Ferraris 2007:124 [ref. 29155], Tencatt & Ohara 2016:432 [ref. 34627], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras serratus Sands 1995. Callichthyidae: Corydoradinae. Distribution: South America: upper Negro River basin, Brazil. Habitat: freshwater.

simulatus, Corydoras Weitzman [S. H.] & Nijssen [H.] 1970:126, Figs. 4, 6d [Beaufortia v. 18 (no. 233); ref. 7481] Río Ocoá near Puerto López, 4°06'N, 72°57'W, River Meta system, Meta, Colombia. Holotype: USNM 197615. Paratypes: USNM 197616 (4), 197667 (1); ZMA 110384 (2). Type catalog: Nijssen et al. 1982:50 [ref. 19236], Ferraris & Vari 1992:15 [ref. 19771], Ferraris 2007:125 [ref. 29155]. •Valid as Corydoras simulatus Weitzman & Nijssen 1970 -- (Nijssen & Isbrücker 1980:218 [ref. 6910], Burgess 1989:367 [ref. 12860], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:235 [ref. 26805], Reis in Reis et al. 2003:303 [ref. 27061], Ferraris 2007:124 [ref. 29155], DoNascimiento et al. 2017:73 [ref. 35633], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras simulatus Weitzman & Nijssen 1970. Callichthyidae: Corydoradinae. Distribution: South America: upper Meta River drainage, Colombia. Habitat: freshwater.

solox, Corydoras Nijssen [H.] & Isbrücker [I. J. H.] 1983:80, Figs. 9, 10g [Revue française d'Aquariologie Herpétologie v. 10 (no. 3); ref. 8294] Rio Oyapock, 60 kilometers south of Martinique village, 3°51'N, 51°53'W, Territory Amapa, Brazil. Holotype: MNHN 1983-0531. Paratypes: MNHN 1983-0532 (5), ZMA 119106 (4). Type catalog: Ferraris 2007:125 [ref. 29155]. •Valid as Corydoras solox Nijssen & Isbrücker 1983 -- (Burgess 1989:367 [ref. 12860], Le Bail et al. 2000:210 [ref. 24549], Isbrücker 1999:41 [ref. 24040], Isbrücker 2001:236 [ref. 26805], Reis in Reis et al. 2003:303 [ref. 27061], Ferraris 2007:125 [ref. 29155], Tencatt & Ohara 2016:432 [ref. 34627], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras solox Nijssen & Isbrücker 1983. Callichthyidae: Corydoradinae. Distribution: South America: Oyapock River basin and smaller coastal drainages, Brazil and French Guiana. Habitat: freshwater.

spilurus, Corydoras Norman [J. R.] 1926:95 [Annals and Magazine of Natural History (Series 9) v. 18 (no. 103); ref. 15602] Iponcin Creek, into Approuague River, French Guiana. Lectotype: BMNH 1926.3.2.738. Paralectotypes: BMNH 1926.3.2.739 (1), 1926.3.2.740-743 (4); ZMA 109950 [ex BMNH 1926.3.2.744] (1). Type catalog: Nijssen et al. 1982:50 [ref. 19236], Ferraris 2007:125 [ref. 29155]. Lectotype selected by Nijssen & Isbrücker 1967:33 [ref. 7981]. •Valid as Corydoras spilurus Norman 1926 -- (Nijssen & Isbrücker 1980:215 [ref. 6910], Burgess 1989:367 [ref. 12860], Grant 1998:45 [ref. 23454], Isbrücker 1999:40 [ref. 24040], Le Bail et al. 2000:212 [ref. 24549], Isbrücker 2001:236 [ref. 26805], Reis in Reis et al. 2003:303 [ref. 27061], Ferraris 2007:125 [ref. 29155], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras spilurus Norman 1926. Callichthyidae: Corydoradinae. Distribution: South America: Approuague River basin, French Guiana and Suriname River basin, Suriname. Habitat: freshwater.

stenocephalus, Corydoras Eigenmann [C. H.] & Allen [W. R.] 1942:177, Pl. 12 (fig. 2) [Fishes of western South America; ref. 1246] Lake Yarinococha (8°15'S, 74°45'W), Río Ucayali system, Loreto, Peru. Holotype (unique): CAS 36386 [ex IU 15817 and CAS 15817]. Type catalog: Ferraris 2007:125 [ref. 29155]. •Synonym of Corydoras acutus Cope 1872 -- (Nijssen & Isbrücker 1980:215 [ref. 6910]). •Valid as Corydoras stenocephalus Eigenmann & Allen 1942 -- (Burgess 1989:367 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:236 [ref. 26805], Reis in Reis et al. 2003:303 [ref. 27061], Ferraris 2007:125 [ref. 29155], Barriga Salazar 2014:111 [ref. 35745], Sarmiento et al. 2014:190 [ref. 35004], Tencatt et al. 2014:78 [ref. 33230], Tencatt & Evers 2016:[12] [ref. 34387], Tencatt & Ohara 2016:[13] [ref. 34353], Tencatt et al. 2016:[18] [ref. 34388], Meza-Vargas et al. 2021:25 [ref. 39298], Chuctaya et al. 2022:38 [ref. 42137], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras stenocephalus Eigenmann & Allen 1942. Callichthyidae: Corydoradinae. Distribution: South America: upper Amazon basin (Bolivia, Ecuador and Peru). Habitat: freshwater.

treitlii, Corydoras Steindachner [F.] 1906:478 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Mathematisch-Naturwissenschaftlichen Classe v. 43; ref. 15716] Creek into Rio Parnaíba near Alto Parnaiba (= Victoria, 9°08'S, 45°56'W), Maranhâo, Brazil. Lectotype: NMW 61103 [ex NMW 46798]. Paralectotypes: (many) IRSNB 554 (1); MNHN 1907-0177 (1); MZUT 1677 (1); NMW 7035-48 (14), 9355-67 (10), 46796-801 (3, 13 now 10, 9, 4, ?, 1); RMNH 7974 (1); SMF 5356 [ex NMW] (1);CAS-SU 35054 (1); ZMA 110481 [ex NMW 46801] (11); ZSM 17993-94 [ex NMW 9355-56] and 7611 (3). Type catalog: Tortonese 1940:136 [ref. 21559], Bertin & Estève 1950:65 [ref. 19575], Nijssen et al. 1982:51 [ref. 19236], Walschaerts 1987:19 [ref. 20755], Ferraris 2007:126 [ref. 29155], Neumann 2011:243 [ref. 31652]. Lectotype selected by Weitzman 1964:116 [ref. 3719]. •Valid as Corydoras treitlii Steindachner 1906 -- (Nijssen & Isbrücker 1980:215 [ref. 6910], Burgess 1989:367 [ref. 12860], Isbrücker 1999:40 [ref. 24040], Isbrücker 2001:236 [ref. 26805], Reis in Reis et al. 2003:303 [ref. 27061], Ferraris 2007:126 [ref. 29155], Ramos et al. 2014:4 [ref. 35321], Tencatt & Pavanelli 2015:294 [ref. 35434], Tencatt & Ohara 2016:[13] [ref. 34353], Tencatt & Evers 2016:[12] [ref. 34387], Tencatt et al. 2016:[18] [ref. 34388], Tencatt & Ohara 2016:432 [ref. 34627], Melo et al. 2016:376 [ref. 35317], Koerber et al. 2022:48 [ref. 39235], Dias et al. 2024:23 [ref. 41219], Limeira-Filho et al. 2024:7 [ref. 41573]). Current status: Valid as Corydoras treitlii Steindachner 1906. Callichthyidae: Corydoradinae. Distribution: South America: Parnaíba River drainage (northeastern Brazil). IUCN (2022): Least Concern. Habitat: freshwater.

vittatus, Corydoras blochi Nijssen [H.] 1971:97, Fig. 7 [Beaufortia v. 19 (no. 250); ref. 7698] Tributary of Rio Itapicurú at Caxias, 4°53'S, 43°20'W, Maranhão State, Brazil. Holotype: ZMA 109990. Paratypes: NMW 46803 (2), ZMA 109989 (2). Type catalog: Nijssen et al. 1982:43 [ref. 19236], Ferraris 2007:126 [ref. 29155]. •Synonym of Corydoras blochi Nijssen 1971, but a valid subspecies as described -- (Nijssen & Isbrücker 1980:218 [ref. 6910], Burgess 1989:365 [ref. 12860], Isbrücker 1999:41 [ref. 24040]). •Valid as Corydoras vittatus Nijssen 1971 -- (Isbrücker 2001:237 [ref. 26805], Reis in Reis et al. 2003:304 [ref. 27061], Ferraris 2007:126 [ref. 29155], Barriga Salazar 2014:111 [ref. 35745], Ramos et al. 2014:4 [ref. 35321], Tencatt et al. 2014:91 [ref. 33232], Tencatt & Ohara 2016:432 [ref. 34627], Koerber et al. 2022:48 [ref. 39235], Vieira et al. 2023:20 [ref. 40759], Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras vittatus Nijssen 1971. Callichthyidae: Corydoradinae. Distribution: South America: northeastern Brazil and Ecuador. Habitat: freshwater.

zawadzkii, Corydoras Tencatt [L. F. C.] & Ohara [W. M.] 2016:431, Figs. 1-3 [Zootaxa 4144 (no. 3); ref. 34627] Mato Grosso State, Colniza Municipality, Guariba District, igarapé Pica-Pau, a tributary to the rio Juma rio Aripuanã drainage, rio Madeira basin, Brazil, 09°22'27"S, 60°02'59"W. Holotype: MNRJ 45565. Paratypes: INPA, MCP, MZUSP, NUP, ZUFMS-PIS. Type catalog: Oliveira et al. 2022:12 [ref. 39255]. •Valid as Corydoras zawadzkii Tencatt & Ohara 2016 -- (Dias et al. 2024:23 [ref. 41219]). Current status: Valid as Corydoras zawadzkii Tencatt & Ohara 2016. Callichthyidae: Corydoradinae. Distribution: South America: Rio Aripuanã drainage (Mato Grosso, Brazil). Habitat: freshwater.