pasco, Knodus Zarske [A.] 2007:16, Figs. 1-3 [Vertebrate Zoology v. 57 (no. 1); ref. 29232] Near San Antonio de Cacazú, Departamento Pasco, Peru. Holotype: MTD F 30634. Paratypes: Géry private coll. (2); MTD F 30635-40 (6). •Valid as Knodus pasco Zarske 2007 -- (Ferreira & Netto-Ferreira 2010:470 [ref. 30882], Román-Valencia et al. 2013:129 [ref. 32807], Thomaz et al. 2015:Add. 5 [ref. 33893], Deprá et al. 2021:3 [ref. 38180]). Current status: Valid as Knodus pasco Zarske 2007. Characidae: Stevardiinae. Distribution: South America: upper Amazon River basin, Departamento Pasco, Peru. Habitat: freshwater.