gauguini, Trachinocephalus Polanco Fernandez [A.], Acero P. [A.] & Betancur-R. [R.] 2016:[4] 1306, Fig. 1 [Journal of Fish Biology v. 89 (no. 2); ref. 34512] Hiva Oa Island, Marquesas Islands, 9°41'S, 139°3'W, depth 95-305 meters. Holotype: MNHN 2000-4531. Paratypes: MNHN, USNM. Not available from online version, 29 June 2016; available from printed version, Aug. 2016. •Valid as Trachinocephalus gauguini Polanco Fernandez, Acero P. & Betancur-R. 2016 -- (Wang et al. 2018:152 [ref. 36124], Fricke et al. 2019:65 [ref. 36673], Prokofiev 2019:414 [ref. 36808]). Current status: Valid as Trachinocephalus gauguini Polanco Fernandez, Acero P. & Betancur-R. 2016. Synodontidae: Synodontinae. Distribution: Pacific Ocean: New Ireland (Papua New Guinea); Marquesas Islands. Habitat: marine.