Bathygobius ramosus Ginsburg, 1947. Panamic Frillfin. To 20 cm (7.9 in) TL (Jiménez Prado and Béarez 2004). Isla de Cedros, central Baja California (Ramírez-Valdez et al. 2015), and San Juanico, southern Baja California (Ruiz-Campos et al. 2010b) into northern Gulf of California (Thomson et al. 1979) to Paita, Peru (Chirichigno and Vélez 1998). Benthic; depth: intertidal to 15 m (50 ft) (min.: Thomson et a. 1979; max.: Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California). The Bathygobius soporator listed from Bahía Magdalena by De La Cruz-Agüero et al. (1994) may be B. ramosus, as B. soporator is known to be an Atlantic species.