semoni, Stiphodon Weber [M.] 1895:270 [Fische von Ambon, Java, Thursday Island v. 5; ref. 4607] Ambon Island, Molucca Islands, Indonesia. Lectotype: ZMA 110972. Paralectotypes: ZMA 121252 [ex ZMA 110972] (now 3). Type catalog: Nijssen et al. 1982:104 [ref. 19236]. Original not seen. Lectotype selected by Watson 1996:114 [ref. 22688]. •Valid as Stiphodon semoni Weber 1895 -- (Allen 1991:200 [ref. 21090], Watson 1996:124 [ref. 22688], Watson 1998:76 [ref. 23640], Watson et al. 1998:297 [ref. 23658], Watson & Allen 1999:114 [ref. 24140], Laboute & Grandperrin 2000:63 [ref. 25191], Larson & Murdy 2001:3603 [ref. 26293], Watson 2008:51 [ref. 29534], Maeda & Tan 2013:752 [ref. 32886], Maeda 2013:(7) [ref. 33023], Kottelat 2013:431 [ref. 32989], Fricke et al. 2014:172 [ref. 33932], Maeda & Palla 2015:394 [ref. 33960], Maeda et al. 2015:256 [ref. 33999], Keith et al. 2015:236 [ref. 34328], Keith et al. 2015:220 [ref. 34020], Miesen et al. 2016:95 [ref. 34492], Fricke et al. 2019:290 [ref. 36673], Amick & Toko 2021:9 [ref. 38599], Keith et al. 2021:164 [ref. 38257], Parenti 2021:429 [ref. 38603], Jamandre 2023:170 [ref. 40455]). Current status: Valid as Stiphodon semoni Weber 1895. Oxudercidae: Sicydiinae. Distribution: Eastern Indian Ocean, western Pacific: Bali and Halmahera (Indonesia), east to Philippines, New Britain and New Ireland (Papua New Guinea), Solomon Islands and Vanuatu, south to northern Australia and New Caledonia [amphidromous]. Habitat: freshwater, brackish, marine.