Holtbyrnia laticauda Sazonov, 1976 .

Tusked Tubeshoulder. To 30 cm (11.8 in) SL (Matsui and Rosenblatt 1987). Most records from Southern Hemisphere; one record from northern Baja California (31°05’N, 117°58’W); Chile. About 30 m (98 ft) to 1,630 m (5,346 ft). All except length from de la Cruz-Agëro et al. (2016).