formosae, Hypostomus Cardoso [Y. P.], Brancolini [F.], Paracampo [A.], Lizarralde [M. S.], Covain [R.] & Montoya-Burgos [J. I.] 2016:13, Figs. 2, 3c, 4a [Ichthyological Exploration of Freshwaters v. 27 (no. 1); ref. 34373] Formosa Province, Saladillo Stream, tributary of Paraguay River, Argentina, 26°26'28"S, 58°24'03"W. Holotype: MACN Ict 9720. Paratypes: CFA-IC 11972 [ex ILPLA 1972] (2); MACN, MHNG. Type catalog: Bogan et al. 2019:19 [ref. 37088]. •Valid as Hypostomus formosae Cardoso, Brancolini, Paracampo, Lizzaralde, Covain & Montoya-Burgos 2016 -- (Koerber et al. 2017:6 [ref. 35083], Koerber et al. 2017:62 [ref. 35267], Koerber et al. 2017:7 [ref. 35632], Koerber et al. 2019:8 [ref. 36736], Mirande & Koerber 2020:2 [ref. 37594]). Current status: Valid as Hypostomus formosae Cardoso, Brancolini, Paracampo, Lizzaralde, Covain & Montoya-Burgos 2016. Loricariidae: Hypostominae. Distribution: South America: Paraguay River basin (Argentina and Paraguay). Habitat: freshwater.