Microspathodon dorsalis (Gill, 1862) .

Giant Damselfish. To 37.8 cm (14.9 in) TL (John Snow, pers. comm. to M.L.). Bahía Magdalena, southern Baja California (Grove and Lavenberg 1997) and central Gulf of California to Ecuador (Béarez 1996), including Islas Galápagos (Grove and Lavenberg 1997) and many other offshore islands (Robertson and Allen 2002). Depth: intertidal to 25 m (83 ft) (min.: Weaver 1970; max.: Robertson and Allen 2002).