nigrescens, Gobius jozo var. Canestrini [G.] 1862:129 [Archivio per la Zoologia, l'Anatomia e la Fisiologia v. 1 (no. 2) (for 1861); ref. 17322] Described as a "Varietas." Regarded by Kottelat 1997:177 [ref. 22952] as infrasubspecific and not available; from Gulf of Genoa, Italy. •In the synonymy of Gobius niger Linnaeus 1758 -- (Miller 1973:483 [ref. 6888], Kottelat 1997:177 [ref. 22952]). Infrasubspecific. Current status: Synonym of Gobius niger Linnaeus 1758. Gobiidae: Gobiinae.