Abstract: A new species of Culicoides(Beltranmyia), C.(B.)shenyangensis sp. nov. is described from Shenyang city, Liaoning province in China. This new species is similar to C. pallidulus Yu, 1991, but distinctly different in the eyes with interfacetal hairs, wing with 7 pale spots, without lateral spinae in distal portion of aedeagus, parameres with bases separated of C. pallidulus Yu, 1991. Wing with pale sport of this new species is also somewhat similar to C. sibiricus Mirzaeva, 1964, but is distinctly different in the antenna sensilla coeloconica present on segments 3-15, AR 1.7, and shape of aedeagus and parameres of C. sibiricus Mirzaeva, 1964. The type specimens are deposited in the Center for Disease Control and Prevention Shenyang Command(Shenyang 110034).

Key words: Ceratopogonidae, Genus Culicoides, Subgenus Beltranmyia, New species

摘要： 报道了采自辽宁省沈阳市的库蠓属带纹亚属一新种，沈阳库蠓[Culicoides（Beltranmyia）shenyangensis sp.nov.]，该新种与浅暗库蠓（C. pallidulus Yu，1991）相近似，但后者复眼的小眼面间有柔毛，翅有7个淡斑，阳茎中叶端部无侧刺，阳基侧突基部分离与本新种明显不同。本新种的翅斑与西伯利亚库蠓（C. sibiricus Mirzaeva，1964）也相近似，但后者的触角嗅觉器分布在第3~15节，触角比为1.7，阳茎中叶和阳基侧突的形状与本新种明显不同。新种模式标本保存在沈阳军区CDC（沈阳110034）。

关键词: 蠓科, 库蠓属, 带纹亚属, 新种