longinasus, Metzia Gan [X.], Lan [J.-H.] & Zhang [E] 2009:56, Fig. 1 [Ichthyological Research v. 56 (no. 1); ref. 30038] Hongshui-He River, Pearl River drainage, Du'an County, Guangxi Province, South China. Holotype: IHASW 200410792. Paratypes: IHASW 200410793-9 (7). Name is a noun in apposition. •Valid as Metzia longinasus Gan, Lan & Zhang 2009 -- (Shibukawa et al. 2012:264 [ref. 32338], Luo et al. 2015:226 [ref. 33822], Zhang et al. 2016:62 [ref. 34477]). Current status: Valid as Metzia longinasus Gan, Lan & Zhang 2009. Xenocyprididae. Distribution: Hongshui-He River, Guangxi Province, southern China. Habitat: freshwater.