Species that contain: Tetragonopterus and lineatus [ 3 ] records

lineatus, Tetragonopterus Perugia [A.] 1891:644 [44] [Annali del Museo Civico di Storia Naturale di Genova (Serie 2) v. 10; ref. 3431] Cáceres (formerly Villa María), Río Paraguay, Mato Grosso, Brazil. Syntypes: ?CAS 39222 [ex IU 11520] (1), MSNG 9233 (2). Type catalog: Tortonese 1961:183 [ref. 10343]. On p. 44 of separate. •Valid as Astyanax lineatus (Perugia 1891) -- (Miquelarena et al. 1997:67 [ref. 23469], Gómez & Chebez 1996:50 [ref. 23791], Britski et al. 1999:37 [ref. 24147], Azpelicueta et al. 2002:1053 [ref. 26511] as linneatus, Almirón et al. 2002:8 [ref. 26720], Buckup in Reis et al. 2003:110 [ref. 27061], López et al. 2003:23 [ref. 27366], Casciotta et al. 2003:333 [ref. 27401] as linneatus, Azpelicueta et al. 2003:11 [ref. 27696], Menni 2004:77 [ref. 28131], Miquelarena & Menni 2005:669 [ref. 28391], Mirande et al. 2006:58 [ref. 28784], Mirande 2010:519 [ref. 31006], Sarmiento et al. 2014:183 [ref. 35004], Mirande & Koerber 2015:24 [ref. 35117], Koerber 2016:142 [ref. 35012], Koerber et al. 2017:37 [ref. 35267], da Graça et al. 2017:13 [ref. 35556], Oliveira et al. 2017:179 [ref. 35587], Careaga et al. 2020:75 [ref. 37774]). Current status: Valid as Astyanax lineatus (Perugia 1891). Characidae: Stethaprioninae. Distribution: South America: La Plata River basin (Argentina, Bolivia, Brazil and Paraguay). Habitat: freshwater.

lineatus, Tetragonopterus Steindachner [F.] 1891:173 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Classe v. 28 (18); ref. 12571] Iquitos, Peru. Syntypes: NMW 57589-90 (2, 2). Species illustrated and described in more detail in Steindachner 1891:368, Pl. 2 (fig. 1) [ref. 4236]. Objectively invalid, preoccupied by Tetragonopterus lineatus Perugia (Apr.) 1891; replaced by Tetragonopterus steindachneri Eigenmann 1893. •In the synonymy of Bario steindachneri (Eigenmann 1893) -- (Benine in Reis et al. 2003:114 [ref. 27061]). 1°Homonym. Current status: Synonym of Bario steindachneri (Eigenmann 1893). Characidae: Stethaprioninae. Habitat: freshwater.

steindachneri, Tetragonopterus Eigenmann [C. H.] 1893:53 [Proceedings of the United States National Museum v. 16 (no. 925); ref. 11086] Iquitos, Peru. Syntypes: NMW 57589-90 (2, 2). Replacement name for Tetragonopterus lineatus Steindachner 1892 [= 1891]; thought to be preooccupied by Tetragonopterus lineatus Perugia (1891 or Apr. 1892). •Valid as Bario steindachneri (Eigenmann 1893) -- (Ovchynnyk 1967:27 [ref. 37559], Ortega & Vari 1986:7 [ref. 9708], Benine in Reis et al. 2003:114 [ref. 27061], Mirande 2010:506 [ref. 31006], Barriga Salazar 2014:106 [ref. 35745], Sarmiento et al. 2014:184 [ref. 35004], DoNascimiento et al. 2017:48 [ref. 35633], Meza-Vargas et al. 2021:17 [ref. 39298], Benine 2024:113 [ref. 40817]). Replacement Name. Current status: Valid as Bario steindachneri (Eigenmann 1893). Characidae: Stethaprioninae. Distribution: South America: Amazon River basin (Brazil, Ecuador, Colombia, Bolivia and Peru). Habitat: freshwater.