japonicus, Callionymus Houttuyn [M.] 1782:312 [Verhandelingen der Hollandsche Maatschappij der Wetenschappen, Haarlem v. 20 (pt 2); ref. 2220] Nagasaki, Japan. No types known. •Valid as Cakllionymus japonicus (Houttuyn 1782), variety japonicus Houttuyn 1782 -- (Kailola 1971:129 [ref. 39475] misidentified). •See Boeseman 1995:6 [ref. 21811]. •Valid as Calliurichthys japonicus (Houttuyn 1782) -- (Nakabo in Masuda et al. 1984:344 [ref. 6441], Lee & Kim 1993:6 [ref. 23164], Chen et al. 1997:149 [ref. 26476], Nakabo 2000:1134 [ref. 25182], Shinohara et al. 2001:330 [ref. 25995], Nakabo 2002:1134 [ref. 26193], Choi et al. 2003:390, 651 [ref. 26218], Iwatsubo & Motomura 2010:68 [ref. 31555], Yoshida et al. 2013:184 [ref. 34464], Shibukawa in Kimura et al. 2018:247 [ref. 36460]). •Valid as Callionymus japonicus Houttuyn 1782 -- (Lindberg & Krasyukova 1975:211 [ref. 7348], Fricke 1982:68 [ref. 5432], Fricke 1983:380 [ref. 8349], Allen & Swainston 1988:132 [ref. 25477], Mohsin & Ambak 1996:186 [ref. 27969], Allen 1997:212 [ref. 23977], Mishra & Srinivasan 1999:251 [ref. 24754], Fricke in Randall & Lim 2000:634 [ref. 25122], Fricke 2000:56 [ref. 25197], Fricke 2001:3560 [ref. 26292], Hutchins 2001:42 [ref. 25847], Fricke 2002:26 [ref. 26547], Mishra & Krishnan 2003:43 [ref. 27712], Ng & Rainboth 2011:67 [ref. 31577], Allen & Erdmann 2012:845 [ref. 31980], Motomura et al. 2017:193 [ref. 35490], Fricke & Quang 2018:443 [ref. 35976], Golani & Fricke 2018:145 [ref. 36273], Sonoyama et al. 2020:101 [ref. 37637]). Current status: Valid as Callionymus japonicus Houttuyn 1782. Callionymidae. Distribution: Western Pacific: Indonesia and Gulf of Thailand east to Philippines, north to central Japan. Habitat: marine.