planus, Callionymus Ochiai [A.] in Ochiai, Araga & Nakajima 1955:106, Figs. 4-5 [Publications of the Seto Marine Biological Laboratory v. 5 (no. 1) (art. 7); ref. 12465] Miya, Aichi Prefecture, Japan. Holotype: FAKU 20685. Paratypes: FAKU 16960-61 (2), 17163-66 (4), 17167 (1), 21877-95 (19), 23638 (1), 23640-42 (1, 1, 1). Type catalog: Fricke 1982:64 [ref. 5432]. •Valid as Repomucenus planus (Ochiai 1955) -- (Nakabo in Masuda et al. 1984:345 [ref. 6441], Nakabo 2000:1136 [ref. 25182], Nakabo 2002:1136 [ref. 26193], Yoshida et al. 2013:186 [ref. 34464]). •Valid as Callionymus planus Ochiai 1955 -- (Lindberg & Krasyukova 1975:214 [ref. 7348], Fricke 1982:64 [ref. 5432], Fricke 1983:247 [ref. 8349], Nakabo et al. 1991:260 [ref. 20070], Fricke 2002:36 [ref. 26547]). Current status: Valid as Callionymus planus Ochiai 1955. Callionymidae. Distribution: Western North Pacific: Japan. Habitat: marine.