中国凸额水蝇属一新种及两新纪录种记述(双翅目,水蝇科)  

A NEW SPECIES AND TWO NEW RECORD SPECIES OF THE GENUS PSILOPA FROM CHINA(DIPTERA,EPHYDRIDAE)

作　　者：周丹 杨定[2] 张俊华[3] 

机构地区：[1]湖南郴州市生物研究所,郴州423000 [2]中国农业大学昆虫学系,北京100193 [3]中国检验检疫科学研究院植物检疫研究所,北京100029

出　　处：《动物分类学报》2012年第3期632-636,共5页Acta Zootaxonomica Sinica

基　　金：国家自然科学基金(30970397)项目资助~~

摘　　要：记述了中国水蝇科Ephydridae凸额水蝇属Psilopa Fallén1新种及2新纪录种,王氏凸额水蝇Psilopa wangi sp.nov.,褐缘凸额水蝇Psilopa marginella(Fallén,1823)和后斑凸额水蝇Psilopa leucostoma(Meigen,1830),并讨论了它们与近似种的区别。模式标本保存在中国农业大学昆虫博物馆。In the paper,a new species and two new record species of the genus Psilopa Fallén（Diptera,Ephydridae） are described：P.wangi sp.nov.,P.marginella（Fallén,1823） and P.leucostoma（M eigen,1830）.P.marginella and P.leucostoma distribute in Helan M ountain of Inner M ongolia in China.T he types are deposited in the Entomological M useum of China Agricultural University,Beijing.Psilopa wangi sp.nov.（Figs 1-5） T his new species is allied to P.marginella（Fallén,1823）,but differs from the latter in the following points：1） face bare without microtomentum;2）antennae orange,but first lagellomere brownish black dorsally;3） wing hyaline except middle and basal portions of cell R2 ＋3,cell R4 ＋5 and cell Cu brownish yellow;4） foreleg black;mid and hind coxae,trochanter and femora black,tibiae and tarsomeres 1 4 yellow,tarsomere 5 dark brown.♂.Body length2.04mm,wing length2.25mm.Holotype ♂,Liaoning,Huanren,Laotu Dingzi Nature Reserve（41.32°N,124.87°E;alt.1058 m）,24 July 2009,collected by W ANG Jun-Chao（CAU）.Etymology.T he specific name is derived from the collector’s last name＂W ang＂.

关 键 词：双翅目 水蝇科 凸额水蝇属 新种 新纪录 中国 

分 类 号：Q969.463.3[生物学—昆虫学]