Cyanogaster Mattox [G. M. T.], Britz [R.], Toledo-Piza [M.] & Marinho [M. M. F.] 2013:300 Fem. Cyanogaster noctivaga Mattox, Britz, Toledo-Piza & Marinho 2013. Type by original designation (also monotypic). Cyanogaster Oken 1823 and Blainville 1825 in Mollusca are not available, so Cyanogaster in fishes in maintained (see Britz et al. 99-100 [ref. 32761]). •Valid as Cyanogaster Mattox, Britz, Toledo-Piza & Marinho 2013 -- (Thomaz et al. 2015:4 [ref. 33893] incertae sedis in Stevardiinae, Melo et al. 2024:13 [ref. 41541] in Aphyocharacinae). Current status: Valid as Cyanogaster Mattox, Britz, Toledo-Piza & Marinho 2013. Characidae: Aphyocharacinae.