agonasi, Polydactylus Jordan [D. S.] & McGregor [R. C.] 1906:814, Fig. [Proceedings of the United States National Museum v. 30 (no. 1470); ref. 10634] Tokyo, Japan. Holotype: USNM 55608. Paratypes: CAS-SU 9879 (2). Additional material: BMNH 1923.2.26.217-218 (2), USNM 56398 (3). Type catalog: Böhlke 1953:68 [ref. 12291]. Specimens from literature sources regarded as additional material. •Synonym of Polydactylus plebeius (Broussonet 1782) -- (Motomura et al. 2001:118 [ref. 25379], Motomura et al. 2001:302 [ref. 25548], Motomura 2002:187 [ref. 26356], Motomura et al. 2002:276 [ref. 26389], Motomura 2004:8 [ref. 27601], Motomura 2004:68 [ref. 27970], Kottelat 2013:354 [ref. 32989]). Current status: Synonym of Polydactylus plebeius (Broussonet 1782). Polynemidae. Habitat: brackish, marine.