benchleyi, Etmopterus Vásquez [V. E.], Ebert [D. A.] & Long [D. J.] 2015:45, Figs. 1-3 [Journal of the Ocean Science Foundation v. 17; ref. 34111] Costa Rica, 8°13'42"N, 83°09'47"W, depth 1157-1260 meters. Holotype: USNM 423195. Paratypes: USNM. •Valid as Etmopterus benchleyi Vásquez, Ebert & Long 2015 -- (Love et al. 2021:21 [ref. 39279], Page et al. 2023:41 [ref. 40505]). •Synonym of Etmopterus litvinovi Parin & Kotlyar 1990 -- (Agne et al. 2022:7 [ref. 39377]). Current status: Synonym of Etmopterus litvinovi Parin & Kotlyar 1990. Etmopteridae. Habitat: marine.