semiophorus, Trachypterus Bleeker [P.] 1868:279, Pl. 12 (bottom fig.) [Archives néerlandaises des sciences exactes et naturelles v. 3; ref. 17053] Ambon Island, Molucca Islands, Indonesia. Holotype (unique): whereabouts unknown. •Synonym of Zu cristatus (Bonelli 1820) -- (Palmer 1973:331 [ref. 7195], Heemstra & Kannemeyer 1984:23 [ref. 5349], Aguiar & Quéro 1990:649 [ref. 17478], Martin & Hilton 2021:308 [ref. 38678]). Current status: Synonym of Zu cristatus (Bonelli 1820). Trachipteridae. Habitat: marine.