immaculatus, Giganthias Katayama [M.] 1954:57, Fig. 1 [Japanese Journal of Ichthyology v. 3 (no. 2); ref. 5619] Izu-Oshima, Japan. Holotype: NSMT-P 18654 [ex Katayama Fish Coll. 1534]. Paratypes: K.F.C. 1535 (1). Type catalog: Anderson 2018:13 [ref. 36146]. •Valid as Giganthias immaculatus Katayama 1954 -- (Katayama in Masuda et al. 1984:132 [ref. 6441], Kao & Lin 1986:77 [ref. 39481], Lee 1990:64 [ref. 19830], Nakabo 2000:733 [ref. 25086], Randall in Randall & Lim 2000:610 [ref. 25122], Nakabo 2002:733 [ref. 26001], White & Dharmadi 2012:65 [ref. 31746], Peristiwady et al. 2014:104 [ref. 35217], Anderson 2018:13 [ref. 36146], Parenti & Randall 2020:13 [ref. 37354], Nakashimada & Motomura 2022:61 [ref. 39955]). Current status: Valid as Giganthias immaculatus Katayama 1954. Anthiadidae. Distribution: Western Pacific: Indonesia and Taiwan north to Izu Islands (Japan). Habitat: marine.