trilobatus, Tometes Valenciennes [A.] in Cuvier & Valenciennes 1850:226 [Histoire naturelle des poissons v. 22; ref. 1014] Cayenne, French Guiana. Lectotype: MNHN A-8650 (dry). Paralectotype: MNHN A-8649 (1, dry). Type catalog: Bertin 1948:27 [ref. 19577] as holotype. Holotype designation, as MNHN A-8650 (dry) is erroneous according to Jégu in Reis et al. 2003:192 [ref. 27061]. Lectotype selected by Jégu et al. 2002:102 [ref. 40851]. •Synonym of Myleus pacu (Jardine & Schomburgk 1841) -- (Géry 1972:178 [ref. 1594], Taphorn 1992:278 [ref. 23654]). •Valid as Tometes trilobatus Valenciennes 1850 -- (Keith et al. 2000:14 [ref. 24547], Jégu & Santos 2002:53 [ref. 26050], Jégu et al. 2002:46 [ref. 26274], Jégu et al. 2002:102 [ref. 40851], Jégu et al. 2002:270 [ref. 26654], Jégu in Reis et al. 2003:192 [ref. 27061], Andrade et al. 2013:298 [ref. 32757], Andrade et al. 2016:491 [ref. 34140], Andrade et al. 2017:17 [ref. 35291], Ota et al. 2024:431 [ref. 40817]). Current status: Valid as Tometes trilobatus Valenciennes 1850. Serrasalmidae: Myleinae. Distribution: South America: northeastern Guiana Shield rivers, Brazil and French Guiana. Habitat: freshwater.