longianalis, Platytropius Huang [S.-Y.] 1981:438, Fig. 5 [Acta Zootaxonomica Sinica v. 6 (no. 4); ref. 8592] Pu-Er County, Xiaoganlanba, Simao Prefecture, Yunnan Province, China. Holotype: KIZ 735118. Paratypes: KIZ 735117 (1, allotype), KIZ 735125 (1). Type catalog: Ferraris 2007:357 [ref. 29155], Du et al. 2013:354 [ref. 32939]. •Valid as Platytropius longianalis Huang 1981 -- (Zhu 1995:159 [ref. 25213], Huang in Chu et al. 1999:95 [ref. 24534]). •Valid as Clupisoma longianale (Huang 1981) -- (Chen et al. 2005:570 [ref. 28316] as longianalis, Ferraris 2007:357 [ref. 29155] as longianalis, Kottelat 2013:251 [ref. 32989], Zhang et al. 2016:181 [ref. 34477] as longianalis, Li & Zhou 2018:78 [ref. 36130], Fu et al. 2021:9571 [ref. 39347] as longianalis). Current status: Valid as Clupisoma longianale (Huang 1981). Ailiidae. Distribution: Southeast Asia: lower Lancang-jiang, upper Mekong River basin (Yunnan/China). Habitat: freshwater.