Congrogadus Günther [A.] 1862:388 Masc. Machaerium subducens Richardson 1843. Type by being a replacement name. Replacement for Machaerium Richardson 1843, preoccupied by Machaerium Holliday 1832 in Diptera. Misspelled Conyrodus and Congrodus in literature. •Valid as Congrogadus Günther 1862 -- (Winterbottom et al. 1984:1607 [ref. 5140], Amaoka in Masuda et al. 1984:293 [ref. 6441], Winterbottom 1986:7 [ref. 5727], Gill 1999:2558 [ref. 24817], Hoese & Gill 2006:1060 [ref. 29083], Kottelat 2013:328 [ref. 32989]). Current status: Valid as Congrogadus Günther 1862. Pseudochromidae: Congrogadinae.