摘要
本文记述分别采自山西和陕西的秽蝇属2新种:斑股秽蝇Coenosia punctifemoratasp.nov.和太白山秽蝇Coenosia taibaishanna sp.nov。模式标本分别保存于沈阳师范学院生物系和西北农业大学昆虫博物馆。
In this paper,two new species of Coenosia from Shanxi and Shaanxi Provinces are described.The type specimens are respectively deposited in the Department of Biology of Shenyang Normal College and the Entomological Museum of Northwestern Agricultural University.1.Coenosia PUnctikmorata sp. nov.(Figs.1-4)This new species is closely allied to Coenosia taibaishanna sp.nov.,but differs from the latter in: frons about 0.32-0.38 of head-width; mid femur with a row of short anteroventral bristles;tarsi of the male entirely blackish-brown;9th tergite of the male with big anteroventral processes.Body length:4.0-5.5 mm in males;4.5-5.8 mm in females.Holotype ♂,Pangquangou,Shanxi,111.5°E,37.8°N,1700 m,22-Ⅵ-1990,Wang Mingfu. Paratypes: 5 ♂♂,7♂♂,same as holotype;1 ♂, Xiachuan,Qinshui,Shanxi,16-Ⅵ-1991, Wang Mingfu.2. Coenosia taibaishanna sp.nov.(Figs.5-7)This new species is similar to Coenosia lacustris Schnabl, 1926 in male terminalia,but can be distinguished from the latter by:thorax greyish-white pollinose;brown vittae of mesonotum more evident;dorsal apices of mid and hind femora with distinct brown marks;hind tibia with a small submedian anterodorsal bristle except a developed median anterodorsal bristle;surstylus longer.Body length: 4.0-4.8 mm in males;4.0-4.7 mm in females.Holotype♂,Luotuoshu,Mt.Taibai,Shaanxi,107.5°E,34°N,2100 m,30-V-1983,Entomological Investigation Group of Mt.Taibai;paratypes 8♂♂,6♂♂,28-V to 21-Ⅵ-1983,site and collector same as holotype.
关键词
双翅目
蝇科
秽蝇属
新种
Diptera,Muscidae,Coenosia,New species