dipterigia, Plagusia Rüppell [W. P. E. S.] 1830:123, Pl. 31 (fig. 3) [Atlas zu der Reise im nördlichen Africa. Fische des Rothen Meeres; ref. 3843] Northern Red Sea. Holotype: SMF 3455. Rüppell specimens: SMF 1357 (1). Oldest name for the Red Sea population. •Synonym of Paraplagusia bilineata (Bloch 1787) -- (Dor 1984:273 [ref. 29757], Desoutter 1986:433 [ref. 6212] as dypterygia, Kottelat 2013:468 [ref. 32989], Fricke et al. 2023:22 [ref. 40708]). Current status: Synonym of Paraplagusia bilineata (Bloch 1787). Cynoglossidae: Cynoglossinae. Habitat: brackish, marine.