grammaticum, Thalassoma Gilbert [C. H.] 1890:68 [Proceedings of the United States National Museum v. 13 (no. 797); ref. 1623] Socorro and Clarion islands, Revillagigedo Islands, off western Mexico. Syntypes: CAS-SU 2722 (2); USNM 43083 (2), 46934 (1), 47026-28 (1, 1, 1). Type catalog: Böhlke 1953:87 [ref. 12291]. •Valid as Thalassoma grammaticum Gilbert 1890 -- (Randall 1995:671 [ref. 21650], Allen & Robertson 1994:206 [ref. 22193], Allen 1995:76 [ref. 21960], Gomon in Fischer et al. 1995:1222 [ref. 22830], De La Cruz Agüero et al. 1997:200 [ref. 24545], Grove & Lavenberg 1997:497 [ref. 24023], Parenti & Randall 2000:45 [ref. 24943], Thomson et al. 2000:183 [ref. 25640], Victor et al. 2001:282 [ref. 25613], Baldwin & McCosker 2001:92 [ref. 25779], Nelson et al. 2004:156 [ref. 27807], Love et al. 2005:137 [ref. 37547], Randall 2005:440 [ref. 28239], Béarez & Séret 2009:150 [ref. 36646], McCosker & Rosenblatt 2010:193 [ref. 30957], Kuiter 2010:195 [ref. 35285], Page et al. 2013:161 [ref. 32708], Galván-Villa et al. 2016:148 [ref. 34871], Fourriére et al. 2016:448 [ref. 34668], Del Moral-Flores et al. 2016:610 [ref. 34923], Love et al. 2021:178 [ref. 39279]). Current status: Valid as Thalassoma grammaticum Gilbert 1890. Labridae. Distribution: Eastern Pacific: Pacific coast of southern Baja California Sur (Mexico) south to Colombia, including Gulf of California (Mexico) and Galapagos Islands (Ecuador). Habitat: marine.