regulus, Astrocottus Tsuruoka [O.], Maruyama [S.] & Yabe [M.] 2008:34, Figs. 3C, 6 [Bulletin of the National Museum of Nature and Science (Ser. A) Supplement No. 2; ref. 29568] Off Oumu, Okhotsk coast, Hokkaido, Japan, 44°33.89'N, 143°07.10'E, depth 46 meters. Holotype: HUMZ 190094. Paratypes: CAS 225634 [ex HUMZ 190085, 190087] (2); HUMZ 91981 (1), 91989 (1), 98614-15 (2), 189828-30 (3), 190081-84 (4), 191778 (1), 192515 (1), 195516 (1), 195746 (1), 195747 (1), 195748 (1), 195749-53 (5); NSMT-P 76686-89 [ex HUMZ 195759-62] (4); USNM 384159 [ex HUMZ 190086, 190088] (2). •Valid as Astrocottus regulus Tsuruoka, Maruyama & Yabe 2008 -- (Parin et al. 2014:239 [ref. 33547], Dyldin et al. 2021:61 [ref. 38804], Dyldin & Orlov 2022:40 [ref. 38972]). Current status: Valid as Astrocottus regulus Tsuruoka, Maruyama & Yabe 2008. Psychrolutidae: Psychrolutinae. Distribution: Northwestern Pacific: off Usujiri, Okhotsk coast of Hokkaido, and off Miyagi and Fukushima Prefecture, Pacific coast, and off Obira, Hokkaido, Sea of Japan. Habitat: marine.