宽跗食蚜蝇属2) Enpeodes 优食蚜蝇属 1. In this paper,a new species of the genus Enpeodes is described from Liaoning,China. 本文记述采自辽宁省优食蚜蝇属Eupeodes的一新种:北方优食蚜蝇Eupeodes(Eupeodes )borealissp。3) Dasysyrphus 毛食蚜蝇属 1. Species and distributions of Dasy...