dubius, Bathypterois Vaillant [L. L.] 1888:124, Pls. 9, 12, 14, 15 [Expéditions scientifiques du "Travailleur" et du "Talisman"; ref. 4496] Azores, northeastern Atlantic, Talisman station 128, depth 834-1635 fathoms. Lectotype: MNHN 1885-121. Paralectotypes: BMNH 1890.6.16.49-50 [ex MNHN] (2); FMNH 63866 (1); MNHN 1885-0094 (1), -0095 to -0096 (2), -0101 to -0103 (3), -0109 to -0110 (2), -0115 to -0116 (2), -0117 to -0119 (3), -0120 (1), -0121 (1), -0122 (1), -0124 (1), -0133 (1), -0135 to -0136 (2), -0139 to -0141 (3), -0145-0147 (3), -0148 (1); MCZ 27605 [ex MNHN] (2); NRM 15347 [ex MNHN] (2); USNM 42087-88 (1, 1). Type catalog: Bertin & Estève 1950:9 [ref. 19576], Ibarra & Stewart 1987:15 [ref. 12367]. Lectotype selected by Eschmeyer 1998:498 [ref. 23416]. •Valid as Bathypterois dubius Vaillant 1888 -- (Nielsen 1973:164 [ref. 6885], Sulak 1977:89 [ref. 4299], Sulak in Whitehead et al. 1984:415 [ref. 13675], Scott & Scott 1988:191 [ref. 25518], McAllister 1990:97 [ref. 14674], Sulak 1990:354 [ref. 15106], Santos et al. 1997:38 [ref. 23531], Arruda 1997:42 [ref. 24952], Quéro & Ribes 1999:200 [ref. 24061], Bilecenoğlu et al. 2002:42 [ref. 26753], Moore et al. 2003:193 [ref. 27076], Fricke et al. 2007:59 [ref. 29533], Lipej & Dulčić 2010:23 [ref. 36649], Goren & Galil 2015:512 [ref. 33910], Bañón et al. 2016:310 [ref. 34397], Russell 2016:1834 [ref. 34572], Capapé et al. 2019:283 [ref. 36971], Carneiro et al. 2019:105 [ref. 37250], Bariche & Fricke 2020:40 [ref. 37515], Kovačić et al. 2020:14 [ref. 37519], Bañón & Maño 2021:55 [ref. 38883], Bañón et al. 2021:6 [ref. 40417], Golani 2021:23 [ref. 38303], Kovačić et al. 2021:25 [ref. 39014], Page et al. 2023:90 [ref. 40505]). Current status: Valid as Bathypterois dubius Vaillant 1888. Ipnopidae. Distribution: Mediterranean Sea; eastern Atlantic: British Isles south to Sierra Leone, including Azores; one record from the northwestern Atlantic. Habitat: marine.