ercodes, Rudarius Jordan [D. S.] & Fowler [H. W.] 1902:270, Fig. 4 [Proceedings of the United States National Museum v. 25 (no. 1287); ref. 2457] Japan. Holotype: CAS-SU 7127. Paratypes: ANSP 29477-82 (6), 29630-34 (5); BMNH 1905.2.4.477-478 (2), 1905.2.4.479-488 (?); CAS-SU 7206 (54); USNM 231812 (2), 231816 (10). Type catalog: Böhlke 1953:144 [ref. 12291], Böhlke 1984:26 [ref. 13621]. Types: Shinohara & Williams 2006:566 [ref. 31656]. •Valid as Rudarius ercodes Jordan & Fowler 1902 -- (Matsuura in Masuda et al. 1984:361 [ref. 6441], Lindberg et al. 1997:83 [ref. 23547], Mizuno et al. 1999:13 [ref. 25311], Nakabo 2000:1406 [ref. 25182], Shinohara et al. 2000:183 [ref. 25987], Shimizu 2001:46 [ref. 25799], Nakabo 2002:1406 [ref. 26193], Choi et al. 2003:448, 694 [ref. 26218], Matsuura 2014:13 [ref. 33576], Kim et al. 2020:199 [ref. 39118], Sonoyama et al. 2020:128 [ref. 37637]). Current status: Valid as Rudarius ercodes Jordan & Fowler 1902. Monacanthidae. Distribution: Northwestern Pacific: China to Korea and Japan. Habitat: marine.