Agrilus diaolin sp. nov. (Figs. 3, 10)

Type material. Holotype ♂, EJCB: “ CHINA, Yunnan, 22. V. ­ 2. VI., 100km W of KUNMING, 1993, DIAOLIN Nat. Reservation [25°09'N, 101°53'E], E. Jendek & O. Šauša leg” . Paratypes: 4♂♂, 4♀♀, EJCB, labeled as holotype; 3♀♀, EJCB: “[China] Yunnan, 2000 m, 25.03N, 101.55E, YIPINGLANG, 8 ­ 10/6, 1993” .

Description. 6.9­8.6 mm long (holotype 7.3 mm). Body slender, black, silky lustrous, lower part of frons golden­green. Pronotum rather flat, basal medial impression distinctly larger than apical one; prehumerus feebly arcuate, hair­like or feebly elevated, apexes abated not confluent with margins. Elytral disk with fine, white ornamental pubescence: two lines in middle and O­like ornament on apex; apices with prominent, sharp outer spine. Mentonniere narrow, distinctly arcuately emarginate; prosternum strongly convex (LV); prosternal process slim, regularly tapering to tip, without lateral corners; basal ventrite in male with small cluster of erect, short bristles in middle.

Etymology. Named for the type locality.