fehlmanni, Sicyopus Parenti [L. R.] & Maciolek [J. A.] 1993:959, Figs. 4B, 7-8 [Bulletin of Marine Science v. 53 (no. 3); ref. 21279] Amekaud River, northern fork, Cascade zone, Ngardmau Municipality, Babelthuap Islands, 7°33'50"N, 134°33'39"E. Holotype: CAS-SU 52029. Paratypes: BPBM 35016 [ex CAS-SU 52019] (4); ROM 64669 [ex CAS-SU 52024] (4); CAS-SU 52017-19 (1, 3, 9), 52020-24 (4, 1, 10, 1, 34), 52025 (1), 52026 (8, c&s), 52027-28 (10, 4), 69693 [ex CAS-SU 52029] (45); USNM 322472 [ex CAS-SU 52022] (4). •Valid as Sicyopus fehlmanni Parenti & Maciolek 1993 -- (Watson 1995:267 [ref. 21888], Watson 1999:97 [ref. 24143], Watson & Allen 1999:118 [ref. 24140], Larson & Murdy 2001:3603 [ref. 26293], Watson et al. 2001:42 [ref. 25349], Keith & Marquet 2005:390 [ref. 28469] in subgenus Smilosicyopus, Keith et al. 2010:303 [ref. 30933] in subgenus Smilosicyopus). •Valid as Smilosicyopus fehlmanni (Parenti & Maciolek 1993) -- (Keith et al. 2011 [ref. 31023] based on status of Smilosicyopus, Keith & Taillebois 2014:72 [ref. 33422], Keith et al. 2015:164 [ref. 34328], Keith et al. 2021:156 [ref. 38257], Amick & Toko 2021:7 [ref. 38599], Parenti 2021:424 [ref. 38603]). Current status: Valid as Smilosicyopus fehlmanni (Parenti & Maciolek 1993). Oxudercidae: Sicydiinae. Distribution: Western Pacific: Palau Islands, West Papua (Indonesia), New Britain (Papua New Guinea) and Solomon Islands to New Caledonia and Vanuatu. Habitat: freshwater, brackish, marine.