caerulea, Meletta Girard [C. F.] 1854:138 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 7; ref. 1817] San Francisco, California, U.S.A. Syntypes: ANSP 1240-43 (4), 1252 (1). Type catalog: Böhlke 1984:62 [ref. 13621]. •Valid as Sardinops caeruleus (Girard 1854) -- (Whitehead 1985:57 [ref. 5141], Allen & Robertson 1994:61 [ref. 22193], Whitehead & Rodriguez-Sánchez in Fischer et al. 1995:1023 [ref. 22829]). •Synonym of Sardinops sagax (Jenyns 1842), but a valid subspecies caeruleus (Girard 1854) -- (McAllister 1990:53 [ref. 14674], Grove & Lavenberg 1997:189 [ref. 24023], Chirichigno F. & Vélez D. 1998:188 [ref. 24555] with question). •Synonym of Sardinops sagax (Jenyns 1842) -- (Mecklenburg et al. 2002:135 [ref. 25968]). Current status: Synonym of Sardinops sagax (Jenyns 1842). Alosidae. Habitat: marine.