archidium, Odontoscion Jordan [D. S.] & Gilbert [C. H.] 1882:317 [Bulletin of the U. S. Fish Commission v. 1 (for 1881); ref. 2471] Panama Bay, (Pacific) Panama. Syntypes: USNM 29266 (1), 29480 (1, lost), 29518 (1). •Valid as Elattarchus archidium (Jordan & Gilbert 1882) -- (Allen & Robertson 1994:160 [ref. 22193], Bussing & López S. 1994:132 [ref. 23101], Chao in Fischer et al. 1995:1464 [ref. 22830], Chirichigno F. & Vélez D. 1998:318 [ref. 24555], Castro-Aguirre et al. 1999:380 [ref. 24550], Nelson et al. 2004:147 [ref. 27807], Love et al. 2005:127 [ref. 37547], Page et al. 2013:151 [ref. 32708], Parenti 2020:17 [ref. 37439], Love et al. 2021:165 [ref. 39279], Page et al. 2023:209 [ref. 40505], Siccha-Ramirez et al. 2023:390 [ref. 40816]). Current status: Valid as Elattarchus archidium (Jordan & Gilbert 1882). Sciaenidae. Distribution: Eastern Pacific: Pacific coast of southern Baja California Sur (Mexico) south to Peru, including Gulf of California (Mexico). Habitat: marine.