obscurus, Gobius Peters [W. (C. H.)] 1855:441 [Bericht über die zur Bekanntmachung geeigneten Verhandlungen der Königlichen Preussischen Akademie der Wissenschaften zu Berlin 1855; ref. 3449] Mozambique. Syntypes: ZMB 2104 (3). Also described as new in Peters 1855:250 [ref. 13448]. •Synonym of Bathygobius fuscus (Rüppell 1830) -- (Maugé 1986:361 [ref. 6218], Kottelat 2013:402 [ref. 32989], Larson 2022:50 [ref. 39971] with question, Parenti 2021:101 [ref. 38603]). Current status: Synonym of Bathygobius fuscus (Rüppell 1830). Gobiidae: Gobiinae. Habitat: freshwater, brackish, marine.