zanzibarensis, Gobius Liénard [F.] in Sauvage 1891:365, Pl. 41 (fig. 1) [Histoire physique, naturelle et politique de Madagascar; ref. 14503] Zanzibar [? Madagascar]. Holotype (unique): MNHN 0000-2397. Type catalog: Bauchot et al. 1991:41 [ref. 19958]. •Questionably a synonym of Acentrogobius caninus (Valenciennes 1837) -- (Maugé 1986:358 [ref. 6218]). •Synonym of Papillogobius reichei (Bleeker 1854) -- (Kottelat 2013:417 [ref. 32989]). •Synonym of Favonigobius reichei (Bleeker 1854) -- (Maugé 1986:367 [ref. 6218], Parenti 2021:155 [ref. 38603], Larson 2022:87 [ref. 39971]). Current status: Synonym of Favonigobius reichei (Bleeker 1854). Gobiidae: Gobiinae. Habitat: freshwater, brackish, marine.