贵州姬蜂虻属新种及新纪录(双翅目:蜂虻科)  

NEW AND LITTLE-KNOWN SPECIES OF SYSTROPUS FROM GUIZHOU PROVINCE (DIPTERA: BOMBYLIIDAE)

作　　者：杨定 杨集昆[2] 

机构地区：[1]北京农业大学 [2]贵州科学院

出　　处：《贵州科学》1991年第2期81-83,共3页Guizhou Science

摘　　要：姬蜂虻属Systropus是双翅目蜂虻科一特殊类群,体大型、侧扁、腹部极度延长且基部呈柄状而外观酷似姬蜂,因此取名为姬蜂虻。我国已知33种,主要分布于我国南方各省;本文记述了贵州省一新纪录种及一新种,模式标本存北京农业大学昆虫标本室。 1.戴云姬蜂虻Systropus daiyunshanus Yang et Du,贵州新纪录种观察标本:1♂1♀,贵州花溪,1988-Ⅷ-5,陈刚、范襄采。分布纪录:贵州(花溪)、湖南、江西、福建。 2.贵州姬蜂虻 Systropus guizhouensis,新种(图1—2)This paper deals with two species of the genus Systropus from Guizhou Province. One species is new to science. The type of it is kept in the Insect Collections of Beijing Agricultural University. Systropus quizhouensis Yang et Yang, sp. nov. (fig. 1-2) Head. frontal triangle brown; face and oral margin yellow; oeciput black, dusted gray pollinose; antenna1 segment Ⅰ yellow, black apically, segments Ⅱ-Ⅲ black; proboscis black. Thorax: mesonotum black; humeral callus, postalar and prealar spots yellow, isolated; scutellum black with yellow spot on posterior margin; propleuron yellow. Legs: yellow; coxa and trochanter of middle and hind legs Mack; middle portion of hind tibiae black; hind tarsi black with segment Ⅰ yellow on basal 1/2. Similar to S. montivagus Seguy,but antennae with segment Ⅰ yellow, segment Ⅱ-Ⅲ black; hind tarsi black with segment Ⅰ yellow on basal half. Holotype ♂, Guizhou: Huaxi, 1988-Ⅷ-5, Chen Gang.

关 键 词：姬蜂虻属 蜂虻科 双翅目 贵州 

分 类 号：Q969.449.7[生物学—昆虫学]