* Acanthemblemaria balanorum Brock, 1940. Clubhead Barnacle Blenny. To 5.2 cm (2 in) TL (Balart et al. 2006). Cabo San Lucas, southern Baja California into southern Gulf of California (Thomson et al. 1979) to Isla Gorgona, Colombia (Robertson and Allen 2002). Depth: 0–21 m (69 ft) (min.: Robertson and Allen 2002; max.: Galland 2011).