眶脊巨蜂属一新种记述(膜翅目:姬蜂总科,巨蜂科)  

A NEW SPECIES OF THE GENUS ETTCHELLSIA CAMERON (HYMENOPTERA: ICHNEUMONOIDEA, MEGALYRIDAE)

作　　者：何俊华[1] 

机构地区：[1]浙江农业大学

出　　处：《昆虫学报》1991年第4期475-477,共3页Acta Entomologica Sinica

摘　　要：巨蜂科 Megalyridae 是姬蜂总科 Ichneumonoidea 的一个小科,主要分布于大洋洲及南非。寄生于树木的穿孔性昆虫幼虫,我国尚未见报道。眶脊巨蜂属 EttchellsiaCameron(1909)过去仅知2种,分别产于加里曼丹岛和菲律宾。该属的主要特征是:沿复眼上颊眶有一明显的脊(汉名即据此而拟),前缘脉和亚前缘分开;Ettchellsia slnica,sp.nov.(figs.1-3)The new species can be distinguished from the known species,E.piliceps Cameron,1909 and E.philippinensis Baltazar,1962,by the following key:1. Fore wing with four fuscous bands:a band at basal 0.2,a band along basal vein and nervulus,a wider one commencing at base of stigma and extending to base of apical abscissa of radius,a slightly narrower one at apex(but extreme apex being hyaline);antenna brownish black;hind femmur brownish black;length of body 5.3mm.China:Yunnan......E.sinica,sp.nov.Fore wing with one or three fuscous bands,base of wing hyaline;scape or basal three joints of antenna bright;hind or middle femora dark red......22.Fore wing with three fusous bands:a band along basal vein and nervulus,a wider one commencing at base of stigma and extending to base of apical abscissa of radius,a slightly nan ower one at apex(extreme apex being almost hyaline);basal three joints of antenna bright;hind femur black,middle femur dark red;length of body 4mm.Borneo......E.piliceps CameronFore wing wuth a fuscous band at apical 0.3;scape of antenna yellowish;hind femur dark red;middle femur yellowish brown;length of body 4.8mm.Philippine......E.philippinensis BaltazarHolotype:,Xishuangbana(22.0N,100.8E),Yunnan Prov.,May 25,1958.collected by Cheng Hanhua,No.871113.Type specimen is deposited in the Laboratory of Biological Control,Zhejiang Agricultural University,Hangzhou.Both the family Megalyridae and the genus Ettchellsia Cameron are recorded for the first time from China.

关 键 词：膜翅目 巨蜂科 眶脊巨蜂属 新种 

分 类 号：Q969.544.1[生物学—昆虫学]