河北省阳蝇属一新种(双翅目:蝇科)

A NEW SPECIES OF THE GENUS HELIN A FROM CHINA(DIPTERA:MUSCIDAE)

本文报告阳蝇属Helina R—D,一新种。模式标本存于本溪市卫生防疫站。小五台阳蝇Helina Xiaowutaiensis,新种体长8—10毫米。雄复眼具略疏的长毛;额在最狭处约为前单眼横径的1.5—2.0倍宽,侧额在中部邻接,无上眶宗,下眶宗5—7对,侧额,侧颜和颊具均匀的灰色粉被,侧颜为触角第三节宽的1.5倍,新月片桔黄色,触角黑色,较长,触角第三节约为第二节长的2.5倍,芒短羽状,最长的芒毛长约等于触角第三节宽的2/3;颜部平,口上片不突出.

In the present paper,a new species of the genus Helina R.-D.,1830 from China is oeporfed.Type specimens are deposited in the Benxi Health and Anti-epidemic Station,Liaoning.Helina xiaowutaiensis,sp.nov.(figs.1-4)Male:Body length 8-10mm.Closely related to the European species Helina denudata(Zett.,1845)in general features,but differs from the latter in having the pre acr with 1-2 pairs of fine bristles;r-m and m-m strongly suffused;hind tibia with numerous long setae on the anteroventral and posteroventral surfaces.