longibarba, Leptostomias Regan [C. T.] & Trewavas [E.] 1930:60, Pl. 1 (fig. 3); Fig. 39 [Danish Dana Expedition 1920-22 in the North Atlantic and the Gulf of Panama, Oceanographical Reports. v. 2 (no. 6); ref. 3681] North Atlantic. Syntypes: BMNH 1929.7.6.11 (1) Dana station 830 (24°44'N, 22°32'W); ZMUC P201998 (1) Dana station 1171 (8°19'N, 44°35'W). Type catalog: Nielsen 1974:20 [ref. 9588]. •Valid as Leptostomias longibarba Regan & Trewavas 1930 -- (Morrow 1973:140 [ref. 7175], Gibbs in Whitehead et al. 1984:356 [ref. 13675], Gibbs & Barnett 1990:326 [ref. 14915], Harold 2003:912 [ref. 27001], Moore et al. 2003:190 [ref. 27076], Harold 2016:1814 [ref. 34568], Carneiro et al. 2019:101 [ref. 37250], Sutton et al. 2020:115 [ref. 37832], Fermon et al. 2022:177 [ref. 39448] possible, Page et al. 2023:89 [ref. 40505]). Current status: Valid as Leptostomias longibarba Regan & Trewavas 1930. Stomiidae: Melanostomiinae. Distribution: North Atlantic. Habitat: marine.