mahnerti, Hemigrammus Uj [A.] & Géry [J.] 1989:154, Figs. 5-7 [Revue Suisse de Zoologie v. 96 (no. 1); ref. 16287] Swamp near Panchito Lopez, 4 kilometers from Yabebyry, Misiones, Paraguay. Holotype: MHNG 2412.82. Paratypes: MHNG 2412.83-84 (57, 2 c&s), 2412.85-86 (122, 2 c&s), 2412.87-88 (8, 2 c&s), 2412-89 (2). Type catalog: Weber 1998:7 [ref. 32707]. •Valid as Hemigrammus mahnerti Uj & Géry 1989 -- (Lima & Oyakawa in Reis et al. 2003:132 [ref. 27061], López et al. 2003:26 [ref. 27366] as manherti, Casciotta et al. 2003:98 [ref. 28130], Menni 2004:77 [ref. 28131] as manherti, Marinho et al. 2008:58 [ref. 29547], Mirande & Koerber 2015:26 [ref. 35117], Koerber et al. 2017:39 [ref. 35267], Albornoz-Garzón et al. 2019:937 [ref. 36872], Dickens 2019:163 [ref. 37135]). Current status: Valid as Hemigrammus mahnerti Uj & Géry 1989. Acestrorhamphidae: Pristellinae. Distribution: South America: Paraná and Paraguay River basins (Brazil, Argentina and Paraguay). Habitat: freshwater.