内蒙古草原寄蝇科昆虫资源调查

Fauna resource investigation of Tachinidae(Diptera) from the grasslands,Inner Mongolia of China

初步记录了我国内蒙古草原双翅目寄蝇科昆虫资源,马氏网及扫网采集到寄蝇科昆虫381件;采用形态分类学方法,整理鉴定出16族47属77种寄蝇,分别占中国已知40族、280属和1 259种的40. 00%、16. 78%和6. 12%;其中28内蒙古新分布纪录种; 3中国新纪录种:短毛柔寄蝇Thelaira haematodes (Meigen,1824),湖厉寄蝇Lydella lacustris Herting,1959,黑尾鞘寄蝇Thecocarcelia atricauda (Mesnil,1967);给出主要鉴别特征、成虫和雄性外生殖器照片;提供了已知种的寄主;分析了内蒙古寄蝇科昆虫的区系组成和内蒙古温带草原、森林生态系统的群落组成。

Fauna resource of Tachinidae (Diptera) from the grasslands of Inner Mongolia,China were investigated,381 tachinid specimens were collected by Malaise trap and collecting net,and were examined and classified by comparative morphology. Results: 77 species,47 genera,16 tribes of 4 subfamilies were recognized,are respectively 40. 00% tribes,16.78% genera,6.12% species of China. Three species are newly recorded in China and their diagnosis,photos of adult and male terminalia are provided: Thelaira haematodes (Meigen,1824), Lydella lacustris Herting,1959, Thecocarcelia atricauda (Mesnil,1967),28 species are newly recorded for Inner Mongolia. And their known hosts are also provided. The faunistic composition and community composition of Tachinidae from temperate grassland and forest ecosystem of Inner Mongolia were analyzed.