Neognathophausia gigas (Willemoës-Suhm, 1873)

Distribution. One of the most widely distributed lophogastrids, almost cosmopolitan: Atlantic, Pacific, Indian and Southern Ocean. Latitude range: 66ºN–74ºS.

Depth range. 650–4000 m.

Habitat. Meso- to bathypelagic.

Iberian Seas published records. SE Bay of Biscay continental slope (Lagardère 1985). Off Asturian coast (Lagardère 1983, Petryashov 2014). Off Galician coast (Nouvel 1943). Off Porto (Nouvel 1943) . Gibraltar (Nouvel 1943). Offshore species related to the Canary Archipelago (Wittmann & Wirtz 1998, Haroun & Garrido 2003, Wittmann & Riera 2012). Azores (Nouvel 1943, Meland & Aas 2013).

Remarks. The status of the genus Neognathophausia proposed by Petryashov (1992) (with two species N. ingens and N. gigas), synonymised with Gnathophausia by Casanova et al. (1998), Mees & Meland (2012) and Wittmann et al. (2014), is now reinstituted by Petryashov (2015).