eriarcha, Atherinella Jordan [D. S.] & Gilbert [C. H.] 1882:348 [Proceedings of the United States National Museum v. 4 (no. 237); ref. 2470] Mazatlán, Sinaloa, western Mexico. Holotype (unique): USNM 29243. •Valid as Eurostole eriarcha (Jordan & Gilbert 1882) -- (Allen & Robertson 1994:91 [ref. 22193]). •Valid as Atherinella eriarcha Jordan & Gilbert 1882 -- (Chernoff 1986:245 [ref. 5847], Lavenberg & Chernoff in Fischer et al. 1995:895 [ref. 22829], De La Cruz Agüero et al. 1997:60 [ref. 24545], Castro-Aguirre et al. 1999:194 [ref. 24550], Dyer 2000:104 [ref. 26677], Dyer in Reis et al. 2003:516 [ref. 27061], Nelson et al. 2004:97 [ref. 27807], Love et al. 2005:63 [ref. 37547], Page et al. 2013:99 [ref. 32708], Galván-Villa et al. 2016:145 [ref. 34871], Fourriére et al. 2016:442 [ref. 34668], Del Moral-Flores et al. 2016:607 [ref. 34923], González-Murcia et al. 2019:296 [ref. 36544], Love et al. 2021:92 [ref. 39279], Barrientos et al. 2023:274 [ref. 41235], Page et al. 2023:138 [ref. 40505]). Current status: Valid as Atherinella eriarcha Jordan & Gilbert 1882. Atherinopsidae: Menidiinae. Distribution: Eastern Pacific: Pacific coast of southern Baja California Sur (Mexico) south to Colombia, including Revillagigedo Islands (Mexico) and southern Gulf of California (Mexico). Habitat: marine.