Rhizoprionodon longurio (Jordan & Gilbert, 1882) .

Pacific Sharpnose Shark. To 1.54 m (60.6 in) TL (Franke and Acero 1991). Long Beach, southern California (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California) to Paita, Peru (Chirichigno and Vélez 1998), including Gulf of California (Compagno et al. in Fischer et al. 1995). Depth: intertidal to a least 27 m (89 ft) (min.: Compagno et al. in Fischer et al. 1995; max.: Ebert et al. 2013), and perhaps to 100 m (328 ft) (Amezcua Linares 1996).