河南省泉种蝇属一新种：（双翅目：花蝇科）

本文记述河南省北部太行山区的花蝇科泉种蝇属一新种。模式标本保存在中国科学院上海昆虫研究所。突额泉种蝇Pegohylemyia convexifrons Fan,Chen et Chen,H.,新种(图1-3) :体长6-7mm。头长为头高的0.9倍;眼具疏短微毛;额等于或略宽于前单眼宽,间额黑,突出于侧额,向前扩展成很宽的三角形,色转红褐,侧额上端极狭,向前亦渐宽;间额鬃2对,稍短于单眼鬃,下眶鬃约8-10,在列外侧和列间尚杂有少数细毛,在下眶鬃列内侧的间额边缘每侧有一、二行不整齐共约十余个内倾鬃状毛和细毛;头前面粉被银白,但沿侧额内缘暗色;前额宽约为触角第三节的1.4倍,侧颜向下去明

A NEW SPECIES OF THE GENUS PEGOHYLEMYIA (DIPTERA: ANTHOMYIIDAE) FROM HENAN, CHINA

Following new species was collected from the Taihang Mountains by one of the authors (Chen H.). The holotype is kept in Shanghai Institute of Entomology, Academia Sinica.Pegohylemyia convexifrons Fan, Chen et Chen H., sp. nov. (Figs. 1-3) : Body length 6-7 mm. The present new species in male is related to the north Swedish species P. abiskoensis Ringdahl, 1937 in having interfrontals strong, frons hairy, costa haired ventrally, cereal plate widely separated apically and heavily velveted on posterior surface, surstylus furcated apically, and the pattern of abdomen;but it is different from the latter by its narrower frons, projecting profrons, lacking of supraorbitals, upcurved genal setae in 5 rows, ground hairs longer on notum of mesothorax, 6th tergite with marginal setae, cereal plate heavily velveted on posterior surface entirely, distiphallus with a pair of acrophallic pins etc.Holotype , paratypes 2 , Manping, Xinxiang Prefecture, Henan, 13- IV - 1984, coll, Chen Haoli.