Phenacostethus Myers [G. S.] 1928:6 Masc. Phenacostethus smithi Myers 1928. Type by original designation (also monotypic). •Valid as Phenacostethus Myers 1928 -- (Kottelat 1985:272 [ref. 11441], Parenti 1986 [ref. 5192], Kottelat 1989:16 [ref. 13605], Parenti 1989:267 [ref. 13486], Parenti 1996:704 [ref. 22231], Parenti 1999:2148 [ref. 24784], Shibukawa et al. 2012:44 [ref. 32037], Kulabtong et al. 2012:159 [ref. 32364], Kottelat 2013:285 [ref. 33989], Parenti et al. 2023:553 [ref. 40527]). Current status: Valid as Phenacostethus Myers 1928. Phallostethidae.