planiceps, Eleotris Macleay [W.] 1883:206 [Proceedings of the Linnean Society of New South Wales v. 8 (pt 2); ref. 14342] Lillesmere Lagoon, Burdekin River, Queensland, Australia. Syntypes: AMS A.17825-26 (1, 1), A.17832-33 (1, 1), A.17836-37 (1, 1). Macleay described another Eleotris planiceps in 1882; both names are preoccupied (and objectively invalid) by Eleotris planiceps Castelnau 1878; planiceps 1883 replaced by Eleotris aporocephalus Macleay 1884. •Synonym of Giuris margaritacea (Valenciennes 1837) -- (Hoese 2006:1600 [ref. 28998], Parenti 2021:41 [ref. 38603]). •Synonym of Giuris margaritaceus (Valenciennes 1837) -- (Kottelat 2013:393 [ref. 32989]). •Synonym of Giuris aporocephalus (Macleay 1884)-- (Keith & Mennesson 2020:343 [ref. 37998], Parenti 2021:41 [ref. 38603]). 1°Homonym. Current status: Synonym of Giuris aporocephalus (Macleay 1884). Eleotridae: Eleotrinae. Habitat: freshwater, brackish, marine.