juruensis, Cetengraulis Boulenger [G. A.] 1898:427, Pl. 41 (fig. 3) [Transactions of the Zoological Society of London v. 14 (pt 7, no. 2); ref. 543] Rio Juruá, Brazil. Holotype (unique): BMNH 1897.12.1.196. •Valid as Engraulis juruensis (Boulenger 1898) -- (Nelson 1984:424 [ref. 5190]). •Valid as Cetengraulis juruensis Boulenger 1898 -- (Ortega & Vari 1986:6 [ref. 9708], Carvalho-Filho 2023:69 [ref. 40480]). •Valid as Jurengraulis juruensis (Boulenger 1898) -- (Whitehead et al. 1988:385 [ref. 5725], Kullander & Ferraris in Reis et al. 2003:40 [ref. 27061], Menezes & Figueiredo in Menezes et al. 2003:40 [ref. 27192], Sarmiento et al. 2014:187 [ref. 35004], Meza-Vargas et al. 2021:14 [ref. 39298], Taphorn et al. 2022:35 [ref. 41297]). Current status: Valid as Jurengraulis juruensis (Boulenger 1898). Engraulidae: Engraulinae. Distribution: South America: Amazon River basin (Brazil, Bolivia, Colombia, Guyana and Peru). Habitat: freshwater.