sio, Psenes Haedrich [R. L.] 1970:2, Fig. 1 [Breviora No. 351; ref. 7748] Eastern Pacific, 11°10'S, 80°01'W. Holotype: ZMUC P691001. Paratypes: (4) ZMUC P691002-3 (2), P691108 (1). Type catalog: Nielsen 1974:72 [ref. 9588]. •Valid as Psenes sio Haedrich 1970 -- (Pequeño 1989:68 [ref. 14125], Fujita 1991 [ref. 20438], Castro-Aguirre et al. 1993:85 [ref. 21807], Haedrich in Fischer et al. 1995:1325 [ref. 22829], Grove & Lavenberg 1997:606 [ref. 24023], Chirichigno F. & Vélez D. 1998:291 [ref. 24555], Béarez et al. 2002:18 [ref. 38420], Nelson et al. 2004:177 [ref. 27807], Love et al. 2005:170 [ref. 37547], McCosker & Rosenblatt 2010:195 [ref. 30957], Page et al. 2013:183 [ref. 32708], Fourriére et al. 2016:460 [ref. 34668], Robertson et al. 2017:100 [ref. 35676], Love et al. 2021:214 [ref. 39279], Grove et al. 2022:18 [ref. 41326], Rubio-Rodríguez et al. 2022:274 [ref. 40002], Page et al. 2023:115 [ref. 40505]). Current status: Valid as Psenes sio Haedrich 1970. Nomeidae. Distribution: Eastern Pacific: Pacific coast of southern Baja California Sur (Mexico) south to Chile, including Gulf of California (Mexico) and Galapagos Islands (Ecuador). Habitat: marine.