illota, Calamiana Larson [H. K.] 1999:260, Figs. 1-4 [Raffles Bulletin of Zoology v. 47 (no. 1); ref. 23907] Sungei Buloh mangroves, Singapore. Holotype: ZRC 39268. Paratypes: AMS I.37147-001 (1); CAS 38650 (1), 76093 (3), 206724 (3); NTM S.13053-002 (1), S.13953-012 (1), S.13959-011 (4), S.14235-002 (7, x-rayed, 1 c&s); USNM 316045 (1); ZRC 39269 (3). Species epithet illota is an adjective; ending therefore changed to illotus when in masculine genus Eugnathogobius. •Valid as Calamiana illota Larson 1999 -- (Larson in Randall & Lim 2000:636 [ref. 25122], Kottelat 2001:60 [ref. 25482] but genus misspelled Callamiana, Larson 2001:57 [ref. 25522], Larson et al. 2008:141 [ref. 29532]). •Valid as Calamiani illota Larson 1999 -- (Huang et al. 2014:146 [ref. 33157]). •Valid as Eugnathogobius illotus (Larson 1999) -- (Kottelat 2013:406 [ref. 32989], Parenti 2021:312 [ref. 38603], Taki et al. 2021:465 [ref. 39830], Jamandre 2023:168 [ref. 40455], Endruweit 2024:82 [ref. 41040]). Current status: Valid as Eugnathogobius illotus (Larson 1999). Oxudercidae: Gobionellinae. Distribution: Southeast Asia: Singapore east to Philippines, north to Red River estuary, northern Vietnam. Habitat: brackish.