unilineatus, Cossyphus Guichenot [A.] 1847:284 [Revue Zoologique par la Société Cuvierienne (Paris) v. 10; ref. 20279] Guam, Mariana Islands, western Pacific. Syntypes: MNHN (2). •Valid as Labrichthys unilineatus (Guichenot 1847) -- (Araga in Masuda et al. 1984:207 [ref. 6441], Randall 1986:697 [ref. 5706], Allen & Swainston 1988:118 [ref. 25477], Winterbottom et al. 1989:54 [ref. 13251], Randall et al. 1990:325 [ref. 15987], Francis 1993:165 [ref. 25479], Allen 1997:192 [ref. 23977], Kuiter 1997:304 [ref. 25488], Randall et al. 1997:325 [ref. 25919], Myers 1999:203 [ref. 23965], Fricke 1999:422 [ref. 24106], Allen 2000:91 [ref. 37268], Parenti & Randall 2000:26 [ref. 24943], Westneat in Randall & Lim 2000:629 [ref. 25122], Nakabo 2000:980 [ref. 25182], Laboute & Grandperrin 2000:362 [ref. 25191], Allen 2000:113 [ref. 25868], Hutchins 2001:269 [ref. 25841], Hutchins 2001:39 [ref. 25847], Westneat 2001:3442 [ref. 26277], Nakabo 2002:980 [ref. 26193], Allen & Adrim 2003:50 [ref. 26830], Manilo & Bogorodsky 2003:S115 [ref. 27377], Myers & Donaldson 2003:636 [ref. 27495], Shibukawa et al. in Kimura & Matsuura 2003:153 [ref. 27510], Randall et al. 2004:22 [ref. 27624], Adrim et al. 2004:124 [ref. 27715], Randall 2005:420 [ref. 28239], Allen et al. 2006:1397 [ref. 29095], Fricke et al. 2009:87 [ref. 30213], Satapoomin 2009:227 [ref. 30463], Kuiter 2010:364 [ref. 35285] and as cf. unilineatus, Allen & Erdmann 2012:694 [ref. 31980], Fricke et al. 2014:134 [ref. 33932], Fricke et al. 2018:287 [ref. 35805], Fricke et al. 2019:233 [ref. 36673], Mochizuki et al. 2022:23 [ref. 39612], Randall & Victor 2022:220 [ref. 39916]). Current status: Valid as Labrichthys unilineatus (Guichenot 1847). Labridae. Distribution: Indo-West Pacific: KwaZulu-Natal (South Africa), East Africa, Aldabra (Seychelles), Comoros, Madagascar and western Mascarenes (La Réunion, Mauritius) east to Society Islands (French Polynesia), north to southern Japan, south to Western Australia, Lord Howe Island (Australia), New Caledonia and Tonga. Habitat: marine.