摘要
双翅目(Diptera)短角亚目(Brachycera)的舞虻科(Empididae)昆虫大多为捕食性。成虫或幼虫常为农林害虫的有效天敌,在生物防治上有潜在的前途,广西的舞虻区系近年经杨集昆与杨定研究(1986、1991)已报道有3属15种,本文再增加3新种和广西新记录的2属,新种的模式标本保存在北京农业大学昆虫标本室。
This report deals wity three new species of the family Empididae from Guangxi. The types are kept in the Insect Collections of Beijing Agricultural University. 1. Chelipoda forcipata Yang et Yang, sp. nov. (fig.1) Body length 2.2mm, forewing length 2.0mm. Head blackish brown. Thorax brownish. wings Clear. Abdomen brownish. Similar to C. wudangcnsis Yang et Yang and C. basalis Yang et Yang, but can be separated by the male genitalia. Holotype ♂, Guangxi: Longsheng Co,1982-Ⅵ-23, Yang Chikun. 2. Drapetis(Elaphropeza) guangxiensis Yang et Yang, sp. nov. (fig.2) Body length 1.8-2.6mm, forewing length 2.2-2.4mm. Head blackish brown. Thorax blackish brown. Wings clear with veins brownish. Similar to D(E.)kala Smith, but hind tibiae with one dorsal bristle only. Holotype ♂, Gangxi: Longsheng Co, 800m, 1982- ⅵ-24, Yang Chiktun. Allotype ♀, Guangxi: Jinxiu Co,1982-Ⅵ-14, Yang Chi-kun. 3. Platypalpus guangxiensis Yang et Yang, sp. nov. (fig.3) Body length 3.4mm, forewing length 3.9mm. Head blackish brown. Thorax reddish Yellow, but scutellum black. Similar to P.yunnanensis Yang et Yang, but different in the color of thorax and the genitalia of males. Holotype ♂; Guangxi:Tianlin Co, 1982-Ⅴ-30, Yang Chikun.
出处
《广西科学院学报》
1992年第1期44-48,共5页
Journal of Guangxi Academy of Sciences
关键词
双翅目
舞虻科
广西
短角亚目
Diptera, Empididae, Guangxi, New species.
