japonicus, Labracopsis Döderlein [L.] in Steindachner & Döderlein 1883:50 [Anzeiger der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch-Naturwissenschaftliche Classe v. 20 (no. 7) (for 8 Mar. 1883); ref. 20489] Tokyo, Japan. Syntypes: (several) NMW 76565 (2). Species illustrated and described in more detail in Steindachner & Döderlein 1883:235 [p. 27 of separate] Pl. 6 (fig. 3) [ref. 4246]. •Valid as Chorististium japonicum (Döderlein 1883) -- (Shen & Lin 1984:21 [ref. 13822]). •Valid as Liopropoma japonicum (Döderlein 1883) -- (Katayama in Masuda et al. 1984:132 [ref. 6441], Yamakawa in Okamura et al. 1985:473, 670 [ref. 8056], Randall & Taylor 1988:13 [ref. 6429], Lee 1990:66 [ref. 19830], Kon et al. 1999:70 [ref. 23738], Nakabo 2000:729 [ref. 25086], Randall in Randall & Lim 2000:610 [ref. 25122], Okamoto & Ida 2001:97 [ref. 25278], Nakabo 2002:729 [ref. 26001], Choi et al. 2003:310, 592 [ref. 26218], Shinohara et al. 2005:430 [ref. 28370], Akhilesh et al. 2012:48 [ref. 32130], Koeda et al. 2019:61 [ref. 37178], Parenti & Randall 2020:106 [ref. 37354], Esmaeili et al. 2023:222 [ref. 40327]). Current status: Valid as Liopropoma japonicum (Döderlein 1883). Liopropomatidae: Liopropomatinae. Distribution: Northwestern Pacific: Taiwan north to Japan. Habitat: marine.