Agrilus plasoni species group

Medium sized species (6.0­ 10.2 mm); eyes small or medium sized; vertex distinctly wider, rarely as wide as width of eye (DV); pronotal sides arcuate or sublineal, widest in middle; disk with two medial impressions; prehumerus absent or obsolete, not conjoined with basal or lateral pronotal sides; hair­like, sublineal or arcuate; marginal and submarginal carinae not confluent in basal part; elytral disk with ornamental pubescence or toment; apices separately acuminate or with outer, marginal cusp or spina; mentonniere arcuately emarginate or subtruncate; prosternal process subparallel or tapering to tip, without prominent lateral angles; last ventrite arcuate or subacuminate apically. Ventro­lateral sides with patches of whitish toment. Aedeagus (Figs. 1­6): tegmen with membranous lateral corners.