mexicanus, Malacoctenus margaritae Springer [V. G.] 1959:449, Pl. 3 (fig. 4) [Publications of the Institute of Marine Sciences, University of Texas v. 5 (for Dec. 1958); ref. 10210] South side of Bahia Inez Island, Gulf of California, Mexico. Holotype: USNM 174956. Paratypes: (183) BMNH 1957.5.1.51-57 (26); FMNH 61905 (47); CAS-SU 49683-84 (1, 1); SIO 15-299 (20) (ex UCLA W53-91), 15-1173 (1) (ex UCLA 53-93), 15-2442 (1) (ex UCLA W53-89), UCLA W52-51 (1); USNM 174959 (85, actual 86). Type catalog: Ibarra & Stewart 1987:55 [ref. 12367], Springer & Orrell 1996:20 [ref. 22274]. •Synonym of Malacoctenus margaritae (Fowler 1944) -- (Allen & Robertson 1994:232 [ref. 22193]). •Valid as Malacoctenus mexicanus Springer 1959 -- (Patzner et al. 2009:463 [ref. 30396], Hastings & Springer 2009:10 [ref. 31156], Page et al. 2013:169 [ref. 32708], Galván-Villa et al. 2016:149 [ref. 34871], Fourriére et al. 2016:449 [ref. 34668], Del Moral-Flores et al. 2016:611 [ref. 34923] as aff. mexicanus, Love et al. 2021:198 [ref. 39279]). Current status: Valid as Malacoctenus mexicanus Springer 1959. Labrisomidae. Distribution: Eastern Pacific: Mexico endemic. Habitat: marine.