oedema, Callyodon Snyder [J. O.] 1909:603 [Proceedings of the United States National Museum v. 36 (no. 1688); ref. 4151] Naha, Okinawa Island, Ryukyu Islands, Japan. Holotype (unique): USNM 62951. Kottelat (2013) lists an inland record from the Philippines. •Valid as Scarus oedema (Snyder 1909) -- (Kishimoto in Masuda et al. 1984:220 [ref. 6441], Randall & Earle 1993:292 [ref. 14908], Mohsin & Ambak 1996:493 [ref. 27969], Bellwood in Randall & Lim 2000:630 [ref. 25122]). •Valid as Chlorurus oedema (Snyder 1909) -- (Bellwood 1994:66 [ref. 19116], Randall & Anderson 1997:162 [ref. 23281], Parenti & Randall 2000:53 [ref. 24943], Bellwood in Randall & Lim 2000:630 [ref. 25122], Nakabo 2000:1016 [ref. 25182], Bellwood 2001:3478 [ref. 26278], Nakabo 2002:1016 [ref. 26193], Allen & Adrim 2003:51 [ref. 26830], Heemstra et al. 2004:3326 [ref. 27945], Liao et al. 2004:530 [ref. 28045], Allen et al. 2006:1428 [ref. 29090], Allen & Erdmann 2012:733 [ref. 31980], Kottelat 2013:380 [ref. 32989]). Current status: Valid as Chlorurus oedema (Snyder 1909). Labridae. Distribution: Indo-West Pacific: Brunei, Malaysia, Indonesia to Philippines, Taiwan and Ryukyu Islands. Habitat: marine.