gymnogenys, Xiphochilus Günther [A.] in Playfair & Günther 1867:85, Pl. 12 (fig. 4) [The fishes of Zanzibar; ref. 3490] Zanzibar, Tanzania, western Indian Ocean. Syntypes: BMNH 1864.11.15.28 (right half skin), 1866.1.19.17-18 (2). Perhaps based only on one specimen. •Valid as Peaolopesia gymnogenys (Günther 1867) -- (Yamakawa in Masuda et al. 1984:202 [ref. 6441], Yamakawa in Okamura et al. 1985:525, 696 [ref. 8056], Nakabo 2000:969 [ref. 25182], Nakabo 2002:969 [ref. 26193], Shinohara et al. 2005:436 [ref. 28370]). •Synonym of Choerodon matthaei [or matthoei] (Valenciennes 1839) -- (Fricke 1999:405 [ref. 24106] as matthaei). •Valid as Choerodon gymnogenys (Günther 1867) -- (Randall 1986:690 [ref. 5706], Parenti & Randall 2000:10 [ref. 24943], Westneat in Randall & Lim 2000:628 [ref. 25122], Allen & Randall 2002:113 [ref. 26187], Kuiter 2010:62 [ref. 35285], Gomon 2017:10, 76 [ref. 35547], Fricke et al. 2018:280 [ref. 35805], Eagderi et al. 2019:72 [ref. 37020], Randall & Victor 2022:186 [ref. 39916]). Current status: Valid as Choerodon gymnogenys (Günther 1867). Labridae. Distribution: Indo-West Pacific: East Africa and Persian Gulf to Seychelles Bank, Madagascar and Saint Brandon's Shoals (Cargados Carajos); Taiwan to southern Japan. Habitat: marine.