rivulatus, Dentex Rüppell [W. P. E. S.] 1838:116, Pl. 29 (fig. 2) [Neue Wirbelthiere zu der Fauna von Abyssinien gehörig. Fische des Rothen Meeres; ref. 3844] Jeddah, Saudi Arabia, Red Sea. Holotype (unique): SMF 3042 (dry). Originally Dentex ? rivulatus. Objectively invalid; preoccupied by Dentex rivulatus Bennett 1835, replaced by Gymnocranius ruppellii Smith 1941. •Synonym of Gymnocranius griseus (Temminck & Schlegel 1843) -- (Dor 1984:156 [ref. 29757]). •Synonym of Gymnocranius robinsoni (Gilchrist & Thompson 1908) -- (Sato 1986:607 [ref. 5152]). •Synonym of Gymnocranius grandoculis (Valenciennes 1830) -- (Carpenter & Allen 1989:27 [ref. 13577], Randall 2005:274 [ref. 28239], Allen et al. 2006:1233 [ref. 29090], Fricke et al. 2018:213 [ref. 35805]). 1°Homonym. Current status: Synonym of Gymnocranius grandoculis (Valenciennes 1830). Lethrinidae: Monotaxinae. Habitat: marine.