摘要
本文记述分布于黑龙江的黑带食蚜蝇属 Episyrphus Matsumuraand Adachi,1917一新种。模式标本保存于上海农学院昆虫标本室。
In this paper,a new species of the genus Episyrphus are described from Heilongjiang, China.The type specimen is deposited in the Insect Collection of the Shanghai Agricultural College. Episyrphus perscitus He et Chu,sp.nov. Male.Length:body 11.5 mm,wing 9.5 mm.Eyes bare.Frons yellow,with yellow pruinescence and brown hairs on about upper 1/2 and along the eye-margin,shining below. Face yellow with yellow dust and yellow hairs.Antenna yellow(third segment missing). Scutellum yellow,yellowly haired,along hind-margin blackly haired.Anterior flat por- tion ofmesopleuron with obvious long hairs.Metasternum hairy.Legs yellow,but hind tarsus black dorsally.Mitrotrichia covoring almost all wing membra(?)e except 2 narrow bands along mid fold on cell 2A.Posterior margin of wing with a series of minute dark sclerotized dots. For abdominal pattern,see Fig.1. Genitalia(Figs.2—4):Terminalia small.Sternite 9 low,with deep round posteroventral emargination,without lingula.Aedeagal base simple,short,collar--like,without any ventral appendages.Distal portion of aedeagus slender,slightly enlarged apically, and without spicules. Female:unknown. Holotype♂,Heilongjiang:Jingpo Hu,6.Ⅷ.1984. This new species differs from the other species of this genus by the following characters: only tergites 2 to 4 with a narrow,entire or divided,apical or subapicai bands on posterior half;genitalia different.
基金
上海市自然科学基金
