angustifrons, Epigonus Abramov [A. A.] & Manilo [L. G.] 1987:45, Fig. 1 [Byulleten Moskovskogo Obshchestva Ispytatelei Prirody Otdel Biologicheskii [Bulletin of the Moscow Society of Naturalists Biological Series] v. 92 (no. 2); ref. 9179] Southwestern Indian Ocean, 36°33'S, 52°05'E, depth 560-610 meters. Holotype: ZIN 47266 (not received). Paratypes: ZIN 47267-68 (1, not received), 47268 (?, not received); ZMMU P-16298 (2), P-16299 (2). Type catalog: Vasil'eva et al. 2001:81 [ref. 25714]. •Valid as Epigonus angustifrons Abramov & Manilo 1987 -- (Abramov 1992:21 [ref. 21251], McCosker & Long 1997:127 [ref. 22828], Parin et al. 2012:241 [ref. 31975], Okamoto & Gon 2018:264 [ref. 35958], Okamoto et al. 2020:165 [ref. 37661], Gon 2022:225 [ref. 39753]). Current status: Valid as Epigonus angustifrons Abramov & Manilo 1987. Epigonidae. Distribution: Southeastern Atlantic; southwestern Indian Ocean; southern Indian Ocean: Saint-Paul Seamount. Habitat: marine.