punctatissimus, Gobius Canestrini [G.] 1864:101 [Archivio per la Zoologia, l'Anatomia e la Fisiologia v. 3 (no. 1); ref. 13926] Mantova, Modena and Castelfranco di Bologna, Italy. Syntypes: MSNG CE1216547 (1). Also appeared in Canestrini 1865:301 [ref. 20858]. •Valid as Gobius punctatissimus Canestrini 1864 -- (Miller 1973:515 [ref. 6888]). •Valid as Knipowitschia punctatissima (Canestrini 1864) -- (Mrakovcic et al. 1996:311 [ref. 22821], Kottelat 1997:177 [ref. 22952], Razzetti et al. 2001:1 [ref. 26794], Miller in Miller 2004:415 [ref. 27853], Kovačić 2005:278 [ref. 28382], Kovačić & Sanda 2007:83 [ref. 29335], Kottelat & Freyhof 2007:573 [ref. 29996], Miller 2009:1505 [ref. 30234], Freyhof 2011:284 [ref. 31742], Lorenzoni et al. 2019:253 [ref. 37108]). •Valid as Orsinigobius punctatissimus (Canestrini 1864) -- (Ahnelt & Bianco 1990:1 [ref. 14131], Bianco & Miller 1990:1289 [ref. 16709], Geiger et al. 2014:Table S2 [ref. 37408], Thacker et al. 2018:[8] [ref. 36082], Vanni et al. 2019:41 [ref. 36832]). Current status: Valid as Orsinigobius punctatissimus (Canestrini 1864). Gobiidae: Gobionellinae. Distribution: Southern Europe: northeastern Italy, western Slovenia, and northern Dalmatia. Habitat: freshwater.