地厉螨属一新种(蜱螨亚纲,厉螨科)

A NEW SPECIES OF THE GENUS DIPOLAELAPS FROM NINGXIA, CHINA (ACARI, LAELAPIDAE)

记述地厉螨属DipolaelapsZemskayaetPiontkovskaya,1960一新种:同心地厉螨DipolaelapstongxinensisBaietLu,sp.nov.,标本采自宁夏回族自治区同心县阿拉善黄鼠CitellusalaschanicusBuchner,1888巢穴内。模式标本均保存于军事医学科学院微生物流行病研究所医学昆虫标本馆和宁夏回族自治区疾病预防控制中心。

A new species, Dipolaelaps tongxinensis Bai et Lu, sp. nov. , is described. Specimens of the new species were collected off a nest of Citelles alaschanicus Buchner, 1888 in Tongxin County, Ningxia Hui Autonomous Region. The type specimens are deposited in the Institute of Microbiology and Epidemiology Academy of Military Medical sciences, Beijing and Ningxia Hui Autonomous Region Center for Disease Prevention and Control, respectively. Dipolaelaps tongxinensis Bai et Lu, sp. nov. （Figs. 1-11） This new species is similar to D. longisetosus Huang, 1985, but could be distinguishable by all dorsal setae relatively long, although setae on middle part relatiwely short, M11 2.3 times in length to S8,femur Ⅰ without long dorsal seta, only 10 pairs of ventral setae present （in latter species, only dorsal setae F1, F3, T1, S1 and M11 relatively long, others very short, M11 6.0 times in length to S8, femur Ⅰ with a long dorsal seta, 21 pairs of ventral setae present）. Holotype ♀, collected from the nest of Citellus alaschanicus Buchner, Tongxin County （ 106°27′ N, 37°10′E）, Ningxia Hui Autonomous Region, China, 1 500 m, 3 Sep. 2004, coll. BAI Xue-Li. Paratypes： 3♀♀, 2♂♂ , same date as holotype. Etymology. The new species is named after the locality where the specimens has been collected, Tongxin.