Species that contain: Moenkhausia and lepidurus [ 4 ] records

gracilimus, Moenkhausia lepidurus Eigenmann [C. H.] 1908:104 [Bulletin of the Museum of Comparative Zoology v. 52 (no. 6); ref. 1221] Villa Bella; Serpa, Amazon River, Brazil. Syntypes: (21) MCZ 20983 (now 13), USNM 120279 [ex MCZ 20983] (4) Serpa. Type catalog: Vari & Howe 1991:30 [ref. 19022]. •Valid as Moenkhausia gracilima Eigenmann 1908 -- (Géry 1992:71 [ref. 20972], Benine 2002:293 [ref. 26541], Benine in Reis et al. 2003:147 [ref. 27061], Marinho & Langeani 2010:60 [ref. 30941], Marinho & Langeani 2010:887 [ref. 30927], Oliveira & Marinho 2016:573 [ref. 34342], Marinho & Langeani 2016:348 [ref. 34416], Melo et al. 2016:133 [ref. 34701], Soares et al. 2017:261 [ref. 35237], Bogotá-Gregory et al. 2020:1399 [ref. 37878], Reis et al. 2020:459 [ref. 38364] as cf. gracilima, Marinho & Benine 2024:227 [ref. 40817]). Current status: Valid as Moenkhausia gracilima Eigenmann 1908. Characidae: Stethaprioninae. Distribution: South America: Amazon River basin, Madeira, Tapajós, and Trombetas basins (Brazil and Colombia). Habitat: freshwater.

icae, Moenkhausia lepidurus Eigenmann [C. H.] 1908:103 [Bulletin of the Museum of Comparative Zoology v. 52 (no. 6); ref. 1221] Rio Iça, Amazonas, Brazil. Syntypes: (many) MCZ 20810 (1, missing), 20812 (30). Original as içae. •Synonym of Moenkhausia lepidura (Kner 1858), but a valid subspecies as described -- (Géry 1992:69 [ref. 20972]). •Valid as Moenkhausia icae Eigenmann 1908 -- (Benine in Reis et al. 2003:147 [ref. 27061], Marinho & Langeani 2010:66 [ref. 30941], Marinho & Langeani 2010:887 [ref. 30927], Oliveira & Marinho 2016:573 [ref. 34342], Marinho & Langeani 2016:348 [ref. 34416], Marinho & Benine 2024:228 [ref. 40817]). Current status: Valid as Moenkhausia icae Eigenmann 1908. Characidae: Stethaprioninae. Distribution: South America: Solimões, Iça and Japurá River drainages, Amazon basin, Brazil. Habitat: freshwater.

latus, Moenkhausia lepidurus Eigenmann [C. H.] 1908:103 [Bulletin of the Museum of Comparative Zoology v. 52 (no. 6); ref. 1221] Northern part of Rio Tapajós, Pará, Brazil. Syntypes: (many) CAS 42760 [ex IU 15259 & MCZ 20860] (5, missing), MCZ 20860 (19), USNM 120278 [ex MCZ 20860] (4). Type catalog: Vari & Howe 1991:30 [ref. 19022]. See Planquette et al. 1996:308 [ref. 22818]. •Valid as Moenkhausia lata Eigenmann 1908 -- (Géry 1992:72 [ref. 20972], Benine in Reis et al. 2003:148 [ref. 27061], Géry & Zarske 2004:42 [ref. 28287], Marinho & Langeani 2010:60 [ref. 30941], Marinho & Langeani 2010:887 [ref. 30927], Petrolli & Benine 2015:417 [ref. 33887], Oliveira & Marinho 2016:573 [ref. 34342], Marinho & Langeani 2016:348 [ref. 34416], Azevedo-Santos & Benine 2016:208 [ref. 34837], Soares et al. 2017:261 [ref. 35237], Bogotá-Gregory et al. 2020:1400 [ref. 37878], Marinho & Benine 2024:229 [ref. 40817]). Current status: Valid as Moenkhausia lata Eigenmann 1908. Characidae: Stethaprioninae. Distribution: South America: western Amazon, Tapajós, Madeira and Oyapock River basins (Brazil, Colombia and French Guiana). Habitat: freshwater.

lepidurus, Tetragonopterus Kner [R.] 1858:80 [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 30 (no. 13); ref. 13404] Rio Guaporé, Rio Madeira, Rio Amazonas basin, Brazil. Lectotype: NMW 57566. Appeared in more detail in Kner 1859:176, Pl. 8 [ref. 2631]. Lectotype selected by Marinho & Langeani 2016:344 [ref. 34416]. •Valid as Moenkhausia lepidura (Kner 1858) -- (Ortega & Vari 1986:9 [ref. 9708], Géry 1992 [ref. 20972], Taphorn 1992:275 [ref. 23654], Lucena & Lucena 1999:235 [ref. 24225], Benine 2002:293 [ref. 26541], Benine in Reis et al. 2003:148 [ref. 27061], Marinho & Langeani 2010:878 [ref. 30927], Marinho & Langeani 2010:61 [ref. 30941], Barriga Salazar 2014:108 [ref. 35745], Sarmiento et al. 2014:185 [ref. 35004], Ramos et al. 2014:4 [ref. 35321], Oliveira & Marinho 2016:573 [ref. 34342], Marinho & Langeani 2016:340 [ref. 34416], Melo et al. 2016:133 [ref. 34701], Soares et al. 2017:262 [ref. 35237], DoNascimiento et al. 2017:51 [ref. 35633], Urbano-Bonilla et al. 2018:89 [ref. 35773], Silvano et al. 2020:79 [ref. 38133], Meza-Vargas et al. 2021:19 [ref. 39298], Koerber et al. 2022:34 [ref. 39235], Cortés Hernández et al. 2023:455 [ref. 40760], Marinho & Benine 2024:230 [ref. 40817]). Current status: Valid as Moenkhausia lepidura (Kner 1858). Characidae: Stethaprioninae. Distribution: South America: Amazon and Orinoco Lowlands (Bolivia, Ecuador, Brazil, Colombia, Peru and Venezuela). Habitat: freshwater.