nigripinnis, Chloea Wang [K.-F.] & Wang [S.-C.] 1935:187, Fig. 17 [Contributions from the Biological Laboratory of the Science Society of China. (Zoological Series) v. 11 (no. 6); ref. 17227] Chefoo, Shantung Province, China. Holotype: SSCN 7308. Paratypes: SSCN (7). •Valid as Gymnogobius nigripinnis (Wang & Wang 1935) -- (Lindberg & Krasyukova 1975:375 [ref. 7348]). •Synonym of Gymnogobius heptacanthus (Hilgendorf 1879) -- (Stevenson 2002:290 [ref. 26489], Parin et al. 2014:486 [ref. 33547]). Current status: Synonym of Gymnogobius heptacanthus (Hilgendorf 1879). Gobiidae: Gobionellinae. Habitat: marine.