margaritacea, Eleotris Valenciennes [A.] in Cuvier & Valenciennes 1837:240 [Histoire naturelle des poissons v. 12; ref. 1006] Vanikoro Island, Santa Cruz Islands, southwestern Pacific. Holotype: MNHN A-1575. Type catalog: Bauchot et al. 1991:14 [ref. 19958]. Nomen protectum according to Parenti 2020:59 [ref. 37439]. •Valid as Ophieleotris margaritacea (Valenciennes 1837) -- (Larson & Murdy 2001:3577 [ref. 26293]). •Valid as Giuris margaritacea (Valenciennes 1837) -- (Allen et al. 2000:141 [ref. 27467] as Giurus, Allen et al. 2002:289 [ref. 25930] as Giurus, Larson & Pidgeon 2004:197 [ref. 28107], Hoese 2006:1600 [ref. 28998], Larson et al. 2008:138 [ref. 29532], Pusey et al. 2017:80 [ref. 35250] as Giurus). •Valid as Giuris margaritaceus (Valenciennes 1837) -- (Kottelat 2013:393 [ref. 32989], Miesen et al. 2016:92 [ref. 34492], Fricke et al. 2019:268 [ref. 36673], Keith et al. 2020:321 [ref. 37992], Keith et al. 2021:94 [ref. 38257], Parenti 2021:41 [ref. 38603], Larson 2022:185 [ref. 39971], Jamandre 2023:167 [ref. 40455]). Current status: Valid as Giuris margaritaceus (Valenciennes 1837). Eleotridae: Eleotrinae. Distribution: Southwest Pacific: New Ireland (Papua New Guinea), Gaua (Vanuatu), Salomon Islands, Palau, Philippines and Indonesia (Ambon, Ceram, Halmahera, Sulawesi). Habitat: freshwater, brackish, marine.