sierrita, Tylosurus Jordan [D. S.] & Gilbert [C. H.] 1882:458 [Proceedings of the United States National Museum v. 4 (no. 254) (for 4 Aug. 1882); ref. 10610] Mazatlán, Sinaloa, western Mexico. Syntypes: USNM 28162 (1, missing), 28265 (1, missing), 28377 (1, missing), 28378 (1, missing), ?29227 (1, missing, in ledger as Pomadasys leuciscus). Additional material or syntypes: USNM 29562 and 29564 (missing, listed in USNM ledger but not in original). Type catalog: Collette et al. 1992:5-6 [ref. 19410]. •Synonym of Belone exilis Girard 1854, subspecies stolzmanni Steindachner 1878 -- (Mees 1962:25 [ref. 13277]). •Synonym of Tylosurus exilis (Girard 1854) -- (Castro-Aguirre et al. 1999:205 [ref. 24550]). •Synonym of Strongylura exilis (Girard 1854) -- (Collette et al. 1992:4 [ref. 19410], Collette 2003:6 [ref. 27306]). Current status: Synonym of Strongylura exilis (Girard 1854). Belonidae. Distribution: Eastern Pacific, from southern California to Peru and the Galápagos Islands. Habitat: freshwater, brackish, marine.