elymus, Atherion Jordan [D. S.] & Starks [E. C.] 1901:203, Fig. 3 [Proceedings of the United States National Museum v. 24 (no. 1250); ref. 2524] Misaki, Kanagawa Prefecture, Sagami Sea, Japan. Holotype: CAS-SU 6528. Paratypes: CAS-SU 6711 (10 or 1), USNM 49812 (6). Types: Shinohara & Williams 2006:553 [ref. 31656]. •Valid as Atherion elymus Jordan & Starks 1901 -- (Yoshino in Masuda et al. 1984:119 [ref. 6441], Paxton et al. 1989:357 [ref. 12442], Myers 1999:73 [ref. 23965], Ivantsoff & Crowley 1999:2118 [ref. 24783], Allen 2000:85 [ref. 37268], Ivantsoff in Randall & Lim 2000:598 [ref. 25122], Nakabo 2000:543 [ref. 25086], Nakabo 2002:543 [ref. 26001], Choi et al. 2003:216, 543 [ref. 26218], Allen & Adrim 2003:26 [ref. 26830], Myers & Donaldson 2003:615 [ref. 27495], Paxton et al. 2006:704 [ref. 28995], Kimura 2009:47 [ref. 30426], Motomura et al. 2010:80 [ref. 31256], Fricke et al. 2011:369 [ref. 31242], Allen & Erdmann 2012:160 [ref. 31980], Fricke et al. 2014:37 [ref. 33932], Koeda et al. 2016:14 [ref. 35333], Kwun et al. 2017:141 [ref. 37287], Kim et al. 2020:79 [ref. 39118], Sonoyama et al. 2020:38 [ref. 37637], Wada et al. 2021:38 [ref. 38521]). Current status: Valid as Atherion elymus Jordan & Starks 1901. Atherionidae. Distribution: Eastern Indian Ocean, western Pacific: Andaman Sea and Christmas Island east to Fiji, north to southern Korea and southern Sea of Japan, south to New Caledonia and Loyalty Islands. Habitat: marine.