hermosus, Astyanax Miquelarena [A. M.], Protogino [L. C.] & López [H. L.] 2005:14, Fig. 1 [Revue Suisse de Zoologie v. 112 (no. 1); ref. 28188] Valle Hermoso, 31°07'S, 64°29'W, San Francisco River, Primero River basin, Punilla Dept., Córdoba Province, Argentina. Holotype: CFA-IC 11690 [ILPLA 1690]. Paratypes: CFA-IC 11691 [ILPLA 1691] (18, 2 c&s), 11692 [ILPLA 1692] (6, c&s); MHNG 2647.68 (4), MLP 9665 [ex ILPLA 1691]. Type catalog: Koerber 2007:2 [ref. 29776], Miquelarena et al. 2009:42 [ref. 34389], Miquelarena & Nadalin 2014:4 [ref. 33466], Bogan et al. 2019:12 [ref. 37088]. •Valid as Astyanax hermosus Miquelarena, Protogino & López 2005 -- (Miquelarena & Menni 2005:669 [ref. 28391], Protogino et al. 2006:11 [ref. 28780], Mirande et al. 2006:65 [ref. 28784], Vari & Castro 2007:157 [ref. 29039], Abilhoa & Duboc 2007:45 [ref. 29285], Almirón et al. 2010:67 [ref. 30813], Koerber 2011:3 [ref. 31122], Koerber 2014:4 [ref. 33621], Mirande & Koerber 2015:24 [ref. 35117], Terán et al. 2017:7 [ref. 35358]). •Valid as Psalidodon hermosus (Miquelarena, Protogino & López 2005) -- (Mirande & Koerber 2020:2 [ref. 37594], Terán et al. 2020:10 [ref. 37440]). Current status: Valid as Psalidodon hermosus (Miquelarena, Protogino & López 2005). Acestrorhamphidae: Acestrorhamphinae. Distribution: South America: Primero River basin (Argentina). Habitat: freshwater.