milleri, Orsinigobius Ahnelt [H.] & Bianco [P. G.] 1990:2, Figs. 1-3 [Annalen des Naturhistorischen Museums in Wien v. 91 (B) [1987]; ref. 14131] Brackish canal, connected to deltaic part of Acheron River, Epirus, western Greece, 39°15'N, 20°30'E. Holotype: NMW 86065. Paratypes: IZA 8784-85 (7, 8); NMW 86066 (7), 86067 (7 or 8). •Valid as Orsinigobius milleri Ahnelt & Bianco 1990 -- (Ahnelt & Bianco 1990:1 [ref. 14131], Bianco & Miller 1990:1289 [ref. 16709]). •Valid as Knipowitschia milleri (Ahnelt & Bianco 1990) -- (Kottelat 1997:177 [ref. 22952], Miller et al. in Miller 2004:391 [ref. 27853], Kovačić 2005:278 [ref. 28382], Kottelat & Freyhof 2007:572 [ref. 29996], Freyhof 2011:283 [ref. 31742], Barbieri et al. 2015:108 [ref. 35029], Vukić et al. 2016:368 [ref. 34392], Thacker et al. 2018:[8] [ref. 36082], Parenti 2021:326 [ref. 38603]). Current status: Valid as Knipowitschia milleri (Ahnelt & Bianco 1990). Oxudercidae: Gobionellinae. Distribution: Southeastern Europe: Acheron River (Greece) endemic. Habitat: freshwater, brackish.