smithi, Phenacostethus Myers [G. S.] 1928:6, Figs. 1-2 [American Museum Novitates No. 295; ref. 3101] Bangkok, Thailand, freshwater streams. Holotype: AMNH 9247. Paratypes: AMNH 9248 (1); ANSP 108764 [ex CAS-SU 26520] (2); MNHN 1932-0203 [ex CAS-SU] (4); CAS-SU 26520 (now 8); USNM 92297 (2), 92979 (11), 104417 [ex UW 848] (1), 202564 [ex UW 848] (1). Type catalog: Böhlke 1984:140 [ref. 13621]. •Valid as Phenacostethus smithi Myers 1928 -- (Parenti 1989:268 [ref. 13486], Kottelat et al. 1993:96 [ref. 23448], Parenti 1996:704 [ref. 22231], Rainboth 1996:171 [ref. 22772], Ng & Tan 1999:362 [ref. 24159], Parenti 1999:2148 [ref. 24784], Parenti & Lim 2005:192 [ref. 28285], Shibukawa et al. 2012:44 [ref. 32037], Kulabtong et al. 2012:159 [ref. 32364], Kottelat 2013:285 [ref. 32989], Parenti 2014:178 [ref. 33268], Sulaiman et al. 2018:35 [ref. 35802], Ng et al. 2019:537 [ref. 36606], Taki et al. 2021:320 [ref. 39830], Ahmad et al. 2023:139 [ref. 41243], Parenti et al. 2023:560 [ref. 40527]). Current status: Valid as Phenacostethus smithi Myers 1928. Phallostethidae. Distribution: Southeast Asia: Sumatra (Indonesia), Sarawak (Malaysia), Brunei, Malaya (Malaysia) to Vietnam. Habitat: freshwater, brackish.