中国蝽茧蜂属一新种(膜翅目:茧蜂科:优茧蜂亚科)

A NEW SPECIES OF ARIDELUS MARSHALL (HYMENOPTERA:BRACONIDAE: EUPHORINAE)FROM CHINA

本文描述采自中国贵州梵净山国家自然保护区蝽茧蜂属ＡｒｉｄｅｌｕｓＭａｒｓｈａｌ１新种：长管蝽茧蜂ＡｒｉｄｅｌｕｓｌｏｎｇｉｔｅｒｅｂｒａＬｕｏ，ｓｐ．ｎｏｖ．。

A new species of Aridelus Marshall is described in this paper.The specimens were col lected in the Fanjing Mountain Preserve,and are deposited in Guiyang Institute of Garden ing and Afforesting Science.The new species can be easily distinguished by its bigger body,colour and certain characters. A new species of the Aridelus Marshall is described and figured in this paper.The type specimens are deposited in Guiyang Institute of Gardening and Afforesting Science. Aridelus longiterebra Luo, sp.nov.(Figs.1、2) The new species is allied to A.rutilipes Papp and A.reticulatus Chou,bus it can be distinguished by the following Characters:abdomen (except petiole) reddish brown;head 2.2 times as broad as its length;intertentorial line 1.45 times (not 2 times) the tentorialocular line;distance between hind ocellus and eye 2.9 times as long as the distance between hind ocelli;length of petiole 6.5 times its apical width; and ovipositor longer (Fig.la).This new species also differs from A.rutilipes Papp by the fore wing without two fuscous bands and the recurrent vein interstial.And it is also separated from A.reticulatus Chou by its body much bigger (length of 6.3mm) than the latter;the frons and vertex without reticulate rugose. Holotype♀,allotype ♂, the foot of Fanjing Mountain,470m,(27 53 ′N,108 45 ′E),Jiangkou County,Guizhou Prov.Agu.16,1992,collected by Luo qinghuai.