姬花蚤属一新种及一新记录种（鞘翅目：花蚤科）  

A NEW SPECIES AND A NEW RECORD SPECIES OF GENUS MORDELLISTENA(COLEOPTERA:MORDELLIDAE)

作　　者：范襄 

机构地区：[1]北京自然博物馆

出　　处：《Entomotaxonomia》1995年第A01期23-25,共3页昆虫分类学报（英文）

摘　　要：本文记述了近年在河北省张家口地区发现一种严重为害向日葵的姬花蚤属１新种──杨氏姬花蚤Ｍｏｒｄｅｌｌｉｓｔｅｎａ（ｓ．ｓｔｒ．）ｙａｎｇｉ，ｓｐ．ｎ．，还简述其生物学习性，同时记录了姬花蚤属１中国新记录种。模式标本保存在北京自然博物馆标本馆。The present paper deals with two species of genus Mordellistena. M'.yangi is new to science and M. mongolica is new to China. The new species is described, figured and some of its biological charactors are offered. The key to allied species is also given.The type specimens are kept in Beijing Natural History Museum.Mordellistena (s.sir.) yangi Fan,sp.nov. (figs. 1～5)Body length 2. 8～3. 2 mm. Black with fuscus pubescence. In male,apical part of head (fig. 1) yellow brown, front and middle legs light coloured, yellow brown or brown, hind legs black. In female, only apical part of clypeaus and labium dark brown, legs black except front femora, front tibiae and middle femora dark brown. Pronotum lateral margin slightly convert, hind angle obtuse. Elytra seperately rounded at each end. The combs of hind tibiae and tarsi 3; 2, 1, 0(fig. 3). Terminal spurs of hind tibiae yellow brown and the inner spur 2. 5 times as long as the outer one. Pygidium slender.with apex pointed and 2 times as long as hypopygidium, l/2 times as long as elytra. Paramera(fig. 4), Penis(fig. 5).Holotype ♂, allotype ♀, Wanquan County, Hebei Prov. Ⅶ-1990 , Fan Xiang.Paratypes 5 ♂♂, 9 ♀♀, ditto; 7♂♂, 12♀♀, Xuanhua, Hebei Prov.Ⅵ-1991.Host plants: Helianthus annus and Xanthium sibiricum.

关 键 词：鞘翅目 花蚤科 姬花蚤属 新种 

分 类 号：Q969.487.9[生物学—昆虫学]