trimaculatus, Schizodon Kner [R.] 1858:78 [Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften. Mathematisch-Naturwissenschaftliche Classe v. 30 (no. 13); ref. 13404] Brazil. Syntypes: NMW 62692 (1). •Valid as Anostomus trimaculatus (Kner 1858) -- (Ovchynnyk 1967:31 [ref. 37559]). •Valid as Pseudanos trimaculatus (Kner 1858) -- (Ortega & Vari 1986:12 [ref. 9708], Lasso et al. 2001:94 [ref. 25928], Garavello & Britski in Reis et al. 2003:79 [ref. 27061], López et al. 2003:15 [ref. 27366], Sidlauskas & Santos 2005:121 [ref. 28094], Menni 2004:72 [ref. 28131], Birindelli et al. 2012:55 [ref. 32125], Barriga Salazar 2014:105 [ref. 35745], Sarmiento et al. 2014:39, 183 [ref. 35004], Mirande & Koerber 2015:13 [ref. 35117], Careaga et al. 2020:75 [ref. 37774], Meza-Vargas et al. 2021:15 [ref. 39298], Taphorn et al. 2022:12 [ref. 41297], Vanegas-Ríos & Birindelli 2024:4 [ref. 41060]). Current status: Valid as Pseudanos trimaculatus (Kner 1858). Anostomidae. Distribution: South America: Amazon River basin, Essequibo River basin, Río Orinoco basin, and Río de La Plata/Río Parana basin (Argentina, Brazil, Ecuador, Bolivia, Guyana and Peru). Habitat: freshwater.