quadrilineatus, Labrus Rüppell [W. P. E. S.] 1835:6, Pl. 2 (fig. 1) [Neue Wirbelthiere zu der Fauna von Abyssinien gehörig. Fische des Rothen Meeres; ref. 3844] Massawa, Eritrea, Red Sea. Neotype: BMNH 1845.10.29.105. Former syntypes: SMF 1588 (4, missing). Neotype designated by Tea et al. 2026:415 [ref. 43076]. •Valid as Larabicus quadrilineatus (Rüppell 1835) -- (Dor 1984:204 [ref. 29757], Goren & Dor 1994:54 [ref. 25356], Parenti & Randall 2000:29 [ref. 24943], Manilo & Bogorodsky 2003:S115 [ref. 27377], Kuiter 2010:360 [ref. 35285], Golani & Fricke 2018:127 [ref. 36273], Eagderi et al. 2019:73 [ref. 37020], Zajonz et al. 2019:90 [ref. 36871], Randall & Victor 2022:223 [ref. 39916], Chaikin & Belmaker 2026:38 [ref. 42733], Golani & Fricke 2026:152 [ref. 42831]). •Valid as Labroides quadrilineatus (Rüppell 1835) -- (Near et al. 2025:272 [ref. 42466], Tea et al. 2026:414 [ref. 43076]). Current status: Valid as Labroides quadrilineatus (Rüppell 1835). Labridae: Julidinae. Distribution: Red Sea endemic: Gulf of Aqaba to Gulf of Aden, Socotra (Yemen). IUCN (2010): Data Deficient. Habitat: marine.