Pseudobatos productus (Ayres, 1854) .

Shovelnose Guitarfish. To 156 cm (61.5 in) TL (Baxter 1966). The 1.7 m given in Eschmeyer and Herald (1983) is based on a misprint (Love et al. 2005). San Francisco, northern California (Miller and Lea 1972) to southern Mexico, including Gulf of California (McEachran in Fischer et al. 1995). Benthic; depth: 1–91 m (3–298 ft) (Ebert 2003). We follow Last et al. (2016b) and remove this species from Rhinobatos .