Euos (Synaptops) yingjiangensis Liang, 2005 

　　Remarks: This species is similar to E. indiginus in the similar elytra, coloration of the elytra and projection on the middle tibiae in the male, but is different from the latter in the shape of the projection on the middle tibiae, contiguous eyes and structure of the male genitalia. The present species is similar to E. nigricollis, but the latter has seperated eyes, smooth pronotum and male middle tibiae without dorso-apical projection. 

　　Distribution: Yunnan. 

        Reference: Xingcai Liang, Xueyan Li 2005 Study on the Genus Euops Schoenherr (Coleoptera: Attelabidae) from China, with Descriptions of a New Subgenus and Six New Species, Zoological Scinence, 22: 257–268.