The new species is allied to D. chinensis Araki, 1942, but differs from the latter by terminal segment of maxillary paplus rather broad, mesosternum with coxal lines, elytra entirely orange.

• 新种与分布在山西的D.；chinensis Araki；1942近似；二者的主要区别是:前者下颚须末节非常宽；有中足基节线；鞘翅整个红棕色;