stigmothonus, Gobius Richardson [J.] 1845:147 [Ichthyology.--Part 3. The zoology of the voyage of H. M. S. Sulphur.; ref. 20575] Canton, China. Syntypes: Cambridge Philosophical Society (several, whereabouts unknown). •Synonym of Acanthogobius flavimanus (Temminck & Schlegel 1845) -- (Lindberg & Krasyukova 1975:367 [ref. 7348], Vasil'eva 1998:126 [ref. 23591] as stigmathonus, Shibukawa & Iwata 2013:47 [ref. 32580]). •Valid as Acanthogobius stigmothonus (Richardson 1845) -- (Shibukawa in Kimura et al. 2018:254 [ref. 36460]). Current status: Valid as Acanthogobius stigmothonus (Richardson 1845). Gobiidae: Gobionellinae. Distribution: Western Pacific: Vietnam and southern China. Habitat: freshwater, brackish, marine.