exilis, Belone Girard [C. F.] 1854:149 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 7; ref. 5769] San Diego, California, U.S.A. Holotype (unique): USNM 485. Type catalog: Collette et al. 1992:3 [ref. 19410] with a holotype, Collette et al. 1997:7 [ref. 22813] with a paratype (in error, see Collette 2003:5 [ref. 27306]). •Valid as Belone exilis Girard 1854 -- (Mees 1962:25 [ref. 13277]). •Valid as Tylosurus exilis (Girard 1854) -- (Herrera 1896:34 [ref. 39336], Castro-Aguirre et al. 1999:205 [ref. 24550]). •Valid as Strongylura exilis (Girard 1854) -- (Collette & Berry 1965:392 [ref. 13367], Eschmeyer & Herald 1983:116 [ref. 9277], Pequeño 1989:50 [ref. 14125], Bussing & López S. 1994:78 [ref. 23101], Collette in Fischer et al. 1995:923 [ref. 22829], De La Cruz Agüero et al. 1997:69 [ref. 24545], Grove & Lavenberg 1997:268 [ref. 24023], Chirichigno F. & Vélez D. 1998:104 [ref. 24555], Lovejoy & Collette 2001:329 [ref. 25232], Collette 2003:6 [ref. 27306], Banford et al. 2004:834 [ref. 27645], Nelson et al. 2004:99 [ref. 27807], Love et al. 2005:64 [ref. 37547], McCosker & Rosenblatt 2010:190 [ref. 30957], Page et al. 2013:102 [ref. 32708], Barriga Salazar 2014:117 [ref. 35745], Jiménez-Prado et al. 2015:402 [ref. 34894], Fourriére et al. 2016:456 [ref. 34668] with author as van Hasselt 1823, Del Moral-Flores et al. 2016:607 [ref. 34923], Kells et al. 2016:120 [ref. 35888], Romero-Berny et al. 2018:90 [ref. 35859], Burton & Lea 2019:54 [ref. 37205], González-Murcia et al. 2019:296 [ref. 36544], Love et al. 2021:96 [ref. 39279], Angulo et al. 2023:65 [ref. 40676], Siccha-Ramirez et al. 2023:188 [ref. 40816], Vela-Espinosa et al. 2023:8 [ref. 40981]). Current status: Valid as Strongylura exilis (Girard 1854). Belonidae. Distribution: Eastern Pacific: northern California (U.S.A.) south to Peru, including Gulf of California (Mexico) and Galapagos Islands (Ecuador). Habitat: freshwater, brackish, marine.