layia, Vaimosa Herre [A. W. C. T.] 1953:769 [Philippine Journal of Science v. 82 (no. 1); ref. 11046] Layia, Batangas Province, Luzon Island, Philippines. Holotype: USNM 202503 [ex UW 18959]. Paratypes: USNM 202573 [ex UW 7554] (3). Type catalog: Meldrim & Wadley 1968:873 [ref. 31181]. Appeared without distinguishing features in Herre 1953:769 [ref. 5594]. •Synonym of Mugilogobius mertoni (Weber 1911) -- (Larson 2001:143 [ref. 25522], Kottelat 2013:414 [ref. 32989], Huang et al. 2013:101 [ref. 33734], Miesen et al. 2016:94 [ref. 34492], Huang et al. 2016:2 [ref. 34500]). Current status: Synonym of Mugilogobius mertoni (Weber 1911). Oxudercidae: Gobionellinae. Habitat: freshwater, brackish.