denticulatus, Xenoscarus Evermann [B. W.] & Radcliffe [L.] 1917:129, Pl. 12 (fig. 1) [Bulletin of the United States National Museum No. 95; ref. 1284] Lobos de Afuera Island, Peru. Holotype: USNM 77619. Paratypes: (1). •Valid as Nicholsina denticulata (Evermann & Radcliffe 1917) -- (Allen & Robertson 1994:210 [ref. 22193], Bellwood 1994:63 [ref. 19116], Bellwood in Fischer et al. 1995:1422 [ref. 22830], Grove & Lavenberg 1997:504 [ref. 24023], Chirichigno F. & Vélez D. 1998:329 [ref. 24555], Castro-Aguirre et al. 1999:399 [ref. 24550], Parenti & Randall 2000:54 [ref. 24943], Lea & Rosenblatt 2000:125 [ref. 25206], Thomson et al. 2000:189 [ref. 25640], Lea et al. 2001:167 [ref. 25757], Richards & Engle 2001:177 [ref. 25759], Nelson et al. 2004:156 [ref. 27807], Love et al. 2005:137 [ref. 37547], Robertson et al. 2006:797 [ref. 31512], McCosker & Rosenblatt 2010:193 [ref. 30957], Parenti & Randall 2011:37 [ref. 31299], Page et al. 2013:160 [ref. 32708], Galván-Villa et al. 2016:148 [ref. 34871], Fourriére et al. 2016:449 [ref. 34668], Del Moral-Flores et al. 2016:610 [ref. 34923], Kells et al. 2016:266 [ref. 35888], Romero-Berny et al. 2018:92 [ref. 35859], González-Murcia et al. 2019:301 [ref. 36544], Love et al. 2021:177 [ref. 39279], Siccha-Ramirez et al. 2023:283 [ref. 40816], Vela-Espinosa et al. 2023:10 [ref. 40981]). Current status: Valid as Nicholsina denticulata (Evermann & Radcliffe 1917). Labridae. Distribution: Eastern Pacific: southern California (U.S.A.) south to Peru, including Gulf of California (Mexico) and Galapagos Islands (Ecuador). Habitat: marine.