isognathus, Pantaurichthys Poll [M.] 1953:123, Fig. 48 [Résultats Scientifiques. Expédition Océanographique Belge dans les Eaux Côtières Africaines de l'Atlantique Sud (1948-1949). Bruxelles. v. 4 (no. 2); ref. 12713] Atlantic, 23 miles west of Cape Morro, 10°45'S, 13°31'E, depth 100 meters. Holotype (unique): IRSNB 171. Type catalog: Walschaerts 1987:21-22 [ref. 20755], Derijst 1991:59 [ref. 21528]. Original genus should have been Panturichthys. •Valid as Panturichthys isognathus Poll 1953 -- (Smith 1990:153 [ref. 13454], Smith et al. 2012:491 [ref. 32196], Smith 2016:1609 [ref. 34556], Reiner 2019:56 [ref. 38139], Fermon et al. 2022:113 [ref. 39448]). Current status: Valid as Panturichthys isognathus Poll 1953. Heterenchelyidae. Distribution: Eastern Atlantic: Equatorial Guinea south to Angola, including São Tomé and Principe. Habitat: marine.