dio, Melanostomias Villarins [B. T.], Fischer [L. G.], Prokofiev [A. M.] & Mincarone [M. M.] 2023:245, Figs. [Ichthyology & Herpetology v. 111 (no. 2); ref. 40197] Off northern Fernando de Noronha Archipelago, Brazil. Holotype (unique). •Valid as Melanostomias dio Villarins, Fischer, Prokofiev & Mincarone 2023. Current status: Valid as Melanostomias dio Villarins, Fischer, Prokofiev & Mincarone 2023. Stomiidae: Melanostomiinae. Distribution: Western Atlantic: Fernando de Noronha Archipelago, Brazil. Habitat: marine.