横脊叶蝉科一新记录属及一新种(同翅目:叶蝉总科)  

A NEW RECORD GENUS AND A NEW SPECIES OF EVACANTHIDAE (HOMOPTERA: CICADELLOIDEA)FROM CHINA

作　　者：李子忠[1] 汪廉敏[1] 

机构地区：[1]贵州农学院植物保护系,贵州省贵阳市550025

出　　处：《Entomotaxonomia》1993年第4期243-245,共3页昆虫分类学报（英文）

基　　金：贵州省教委科学基金

摘　　要：本文记述分布在贵州的横脊叶蝉科1新记录属及1新种。模式标本保存在贵州农学院。 弯头叶蝉属Vangama Distant 1907中国新记录属 本属最显著的特征是头冠部向前极度延长突出,其长度约与后足胫节等长,端部向上弯曲,中央有1明显纵脊;颜面长大于宽,适度隆起,中央有1显著的纵脊;单眼位于头冠侧缘,着生在复眼前域。前胸背板宽大于长,中城隆起,向两侧斜倾,前缘弧圆突出,后缘微凹;小盾片宽三角形,微短于前胸背板;前翅狭长,爪片宽大,具4个端室。The genus Vangama Distant was established in 1907. Formerly only one species was reported, namely, Vangama steneosqura Distant. In this paper the genus Vangama is recorded for the first time from China, and a new species is reported. The type specimens are deposited in the Guizhou Agricultural College.Vangama albiveina Li, sp. nov. (figs.1 - 6)Length (incl. teg.): 8.0-8.2 mm, 10.5-11.0 mm ; Length of vertex: 2.8-3.0 mm, 3.8-4.0mm.This species resembles Vangama steneosaura Distant, but is easily distinguished by the central longitudinal ridge of vertex not extending to pronotum, the markings of the tegmen different, and especially by the different structure of the male genitalia.Holotype , allotype , paratypes 5 , 1 , Guiyang (1100 m), Guizhou, 5- VI -1986, Coll. Li Zizhong, 1 , G uiyang, Guizhou, 5- Ⅶ - 1986, Coll. Zhou Li.

关 键 词：同翅亚目 叶蝉总科 横脊叶蝉科 

分 类 号：Q969.352.1[生物学—昆虫学]