peruvianus, Gerres Cuvier [G.] in Cuvier & Valenciennes 1830:467 [Histoire naturelle des poissons v. 6; ref. 996] Payta, Peru. Holotype (unique): MNHN 0000-9466. Type catalog: Bauchot & Desoutter 1989:16 [ref. 15502]. See Diapterus brevirostris (Sauvage 1879). •Valid as Gerres peruvianus Cuvier 1830 -- (Hiyama in Kumada 1937:47 [ref. 39147] misidentified). •Uncertain as Diapterus peruvianus (Cuvier 1830) -- (González-Acosta et al. 2007:369). •Valid as Diapterus peruvianus (Cuvier 1830) -- (Ortega & Vari 1986:21 [ref. 9708], Allen & Robertson 1994:142 [ref. 22193], Bussing & López S. 1994:114 [ref. 23101], Bussing in Fischer et al. 1995:1119 [ref. 22829], De La Cruz Agüero et al. 1997:143 [ref. 24545], Grove & Lavenberg 1997:395 [ref. 24023], Chirichigno F. & Vélez D. 1998:344 [ref. 24555], Castro-Aguirre et al. 1999:322 [ref. 24550], Nelson et al. 2004:143 [ref. 27807], Love et al. 2005:122 [ref. 37547], Miller 2006:345 [ref. 28615], McCosker & Rosenblatt 2010:192 [ref. 30957], McMahan et al. 2013:450 [ref. 32422], Barriga Salazar 2014:119 [ref. 35745], Jiménez-Prado et al. 2015:392 [ref. 34894] as perubianus, Galván-Villa et al. 2016:146 [ref. 34871], Angulo et al. 2020:8 [ref. 37425], Love et al. 2021:160 [ref. 39279], Siccha-Ramirez et al. 2023:295 [ref. 40816], Valenzuela et al. 2023:96 [ref. 40815]). Current status: Uncertain as Diapterus peruvianus (Cuvier 1830). Gerreidae. Distribution: Eastern Pacific: Peru (may be erroneous, probably based on an Indo-West Pacific specimen). Other eastern Pacific population are now classified as Diapterus brevirostris (Sauvage 1879). Habitat: freshwater, brackish, marine.