hamatus, Chaenichthys Lönnberg [E.] 1905:47 [Wissenschaftliche Ergebnisse der Schwedischen Südpolar-Expedition, 1901-1903 v. 5 (no. 6); ref. 2839] Snow Hill Island, 64°36'S, 57°42'W, Graham Land, Antarctic Peninsula. Holotype (unique): NRM 3160. Original genus should have been Channichthys. •Valid as Cryodraco hamatus (Lönnberg 1905) -- (Voskoboinikova 2000:329 [ref. 25153]). •Valid as Chionodraco hamatus (Lönnberg 1905) -- (Pequeño 1989:66 [ref. 14125], Iwami & Kock 1990:389 [ref. 21699], Miller 1993:442 [ref. 21297], Ozouf-Costaz et al. 1999:428 [ref. 23957], Eastman & Eakin 2000:17 [ref. 24631], Balushkin 2000:S98 [ref. 29555], Eastman & Eakin 2021:[5] [ref. 38307], La Mesa et al. 2022:8 [ref. 39287]). Current status: Valid as Chionodraco hamatus (Lönnberg 1905). Channichthyidae. Distribution: Southern Ocean: circum-Antarctic. Habitat: marine.