semifasciatus, Serranus Guichenot [A.] 1848:151, Pl. 1 bis (fig. 2) [Fauna Chilena.... in Gay.; ref. 1939] Juan Fernández Islands. No types known. •Valid as Paralabrax semifasciatus (Guichenot 1848) -- (Pequeño 1989:59 [ref. 14125]). •Synonym of Paralabrax humeralis (Valenciennes 1828) -- (Rojas M. & Pequeño 2001:163 [ref. 25813], Parenti & Randall 2020:120 [ref. 37354]). Current status: Synonym of Paralabrax humeralis (Valenciennes 1828). Serranidae. Distribution: Southeastern Pacific: Juan Fernández Islands [if valid]. Habitat: marine.