borneensis, Neostethus Herre [A. W. C. T.] 1939:143 [Proceedings of the Biological Society of Washington v. 52; ref. 2129] Around Sandakan Bay, Sabah, northern Borneo. Lectotype: CAS-SU 33018. Syntypes: BMNH 1938.12.1.155-164 (19); FMNH 51537-38 (6, 6); CAS-SU 33019 (orig. 51, now 45), 33020 (9), 33022 (orig. 133, now 116), 69021 (7), 69022 (6, c&s) Type catalog: Böhlke 1953:68 [ref. 12291], Ibarra & Stewart 1987:60 [ref. 12367]. Appeared first in 1939 as above, then in 1940:14, Pls. 10-11 [ref. 2130]; types established in later publications (but perhaps incorrectly). A holotype was selected by Herre, but that was an invalid (pers. comm. E. Derijst, 2/17/2007). Lectotype selected by Parenti 1989:271. •Valid as Neostethus borneensis Herre 1939 -- (Parenti 1989:271 [ref. 13486], Kottelat et al. 1993:95 [ref. 23448], Parenti & Louie 1998:142 [ref. 23544], Parenti in Randall & Lim 2000:599 [ref. 25122], Allen 2000:96 [ref. 25868], Kottelat 2013:285 [ref. 32989], Parenti 2014:178 [ref. 33268], Sulaiman et al. 2018:45 [ref. 35802], Jamandre 2023:161 [ref. 40455]). Current status: Valid as Neostethus borneensis Herre 1939. Phallostethidae. Distribution: Southeast Asia. Habitat: freshwater, brackish.