A new species of Athermantus Kirby(Hymenoptera: Argidae) from China

中国扁胫三节叶蜂属一新种(膜翅目:三节叶蜂科)（英文）

A new species of Argidae is described from Zhejiang, China: Athermantus melanoptera Wei sp. nov. This new species is similar to A. leucopilosus Wen & Wei, 2002, but differs from it by the body hairs black;the upper of hind orbit clearly broader than eye in lateral view;pterostigma entirely black;vein R of fore wing clearly shorter than vein R+M;valviceps of penis valve narrow and hardly oblique, about 3.5 times as long as broad. A key to species of Athermantus Kirby, 1882 is also provided.

记述中国浙江三节叶蜂科1新种:黑翅扁胫三节叶蜂Athermantus melanoptera Wei sp.nov.。该种与淡毛扁胫三节叶蜂A.leucopilosus Wen&Wei,2002近似,但体毛黑褐色,后眶上部明显宽于复眼横径,翅痣全部黑色,前翅R脉明显短于R+M脉;阳茎瓣头叶较窄,不明显弯折,长宽比约等于3.5等,与该种不同。还编制了扁胫三节叶蜂属分种检索表。