filamentosa, Gymnochanda Boeseman [M.] 1957:75, Pl. 3 [Zoologische Mededeelingen (Leiden) v. 35 (no. 7); ref. 487] Singapore. Holotype: RMNH 20902. Paratypes: RMNH 10888 (31). By chance, the exact same genus and species names were given earlier to same species by Fraser-Brunner 1955:210 [ref. 1498]. •Homonym and synonym of Gymnochanda filamentosa Fraser-Brunner 1955 -- (Roberts 1995:267 [ref. 22559], Tan & Lim 2011:61 [ref. 31587], Kottelat 2013:321 [ref. 32989]). 1°Homonym. Current status: Synonym of Gymnochanda filamentosa Fraser-Brunner 1955. Ambassidae. Habitat: freshwater, brackish.