discotorquatus, Stiphodon Watson [R. E.] 1995:39, Fig. 3 [Ichthyological Exploration of Freshwaters v. 6 (no. 1); ref. 21672] Rurutu Island, Tubuai, Austral Islands [Tubuai Islands], French Polynesia. Holotype: MNHN 1994-0048. Paratypes: MNHN 1989-1767 (1), 1994-0049 (2). •Valid as Stiphodon discotorquatus Watson 1995 -- (Watson 1998:76 [ref. 23640], Marquet et al. 1999:43 [ref. 23934], Keith et al. 2002:148 [ref. 31473], Keith et al. 2002:163 [ref. 26365], Keith et al. 2010:327 [ref. 30747], Keith et al. 2015:190 [ref. 34328], Parenti 2021:426 [ref. 38603]). Current status: Valid as Stiphodon discotorquatus Watson 1995. Oxudercidae: Sicydiinae. Distribution: South Pacific Ocean: Cook Islands and Austral Islands (French Polynesia) [amphidromous]. Habitat: freshwater, brackish, marine.