偏革螨亚科在中国首次记录并描述钝革螨属一新种(蜱螨亚纲:中气门亚目:寄螨科)  

THE FIRST RECORD OF SUBFAMILY PERGAMASINAE WITH A NEW SPECIES OF THE GENUS AMBLYGAMASUS FROM CHINA (ACARI:MESOSTIGMATA:PARASITIDAE)

作　　者：马立名[1] 叶瑞玉 

机构地区：[1]吉林省地方病第一防治研究所 [2]新疆维吾尔自治区地方病防治研究所

出　　处：《动物分类学报》1999年第3期291-294,共4页Acta Zootaxonomica Sinica

摘　　要：记述偏革螨亚科钝革螨属一新种，阿图什钝革螨Ａｍｂｌｙｇａｍａｓｕｓａｔｕｓｈｉｅｎｓｉｓｓｐ．ｎｏｖ．。该亚科和属均为我国首次记录。Amblygamasus atushiensis sp.nov. Adult.Body oval,yellow.♀ 1206μm length× 689μm width, 1011μm length× 609μm width.Dorsal shield entire,with setae sparse on anterior region and dense on posterior region.Presternal shields wedge shaped.In the female,sternal shield with honeycomb like reticulation,endogynium shown in Fig.2,peritrematal shields fused with opisthogastric shield,peritreme reaching to posterior margin of coxa Ⅰ,ventral shield setae 12 pairs.Male with holoventral shield,bearing 3 pairs of sternal setae,1 pair of metasternal setae,1 pair of genital setae,many ventral setae and 3 perianal setae on the shield.In both sexes,tectum with a medial prong and several lateral denticles,setae al of palpfemur and al 1 and al 2 of palpgenu branchy,chela shown in Figs.5 and 12.Femur,genu and tibia of leg Ⅱ of male with a small spur respectively. The new species can be distinguished from other known species of the genus by synthetical characters of the following structures:tectum with a medial prong and several denticles;in female,peritrematal shield fused with opisthogastric shield posteriorly,endogynium with a pair of sharp processes laterally;in male,dorsal shield entire,femur Ⅱ with a minute spur. Holotype ♀,paratype 1,in the soil in vegetable plot,from Atushi City (39°42′N,76°07′E),Xinjiang Uygur Autonomous Region,10.Ⅵ.1989.Types are deposited in the Xinjiang Institute for Endemic Disease Control and Research.

关 键 词：蜱螨亚纲 寄螨科 钝革螨属 新种 阿图什钝革螨 

分 类 号：Q969.91[生物学—昆虫学]