西藏纤恙螨属四新种（蜱螨亚纲：前气门目）  

FOUR NEW SPECIES OF THE GENUS LEPTOTROMBIDIRM FROM XIZANG OF CHINA(ACARI:TROMBICULIDAE)

作　　者：张有植[1] 邓成玉[1] 王敦清 

机构地区：[1]成都军区后勤部卫生防疫队,福建医科大学寄生虫学教研室

出　　处：《华东昆虫学报》1996年第2期10-16,共7页Entomological Journal of East China

摘　　要：本文记述了采自西藏小型动物体上的恙螨四新种，隶属恙螨科（ＴｒｏｍｂｉｃｕｌｉｄａｅＥｗｉｎｇ，１９４４）的纤恙螨属（ＬｅｐｔｏｔｒｏｍｂｉｄｉｕｍＮａｇａｙｏｅｔａｌ．，１９１６）。模式标本保存于军事医学科学院微生物流行病学研究所医学昆虫标本馆，部分副模标本存第一作者所在单位。This paper reports four new species of chigger mites collected off small animalsfrom Xizang of China. The type specimens are deposited in the Medical EntomologyCollection Gallery, Institute of Microbiology and Epidemiology Academy of MillitaryMedical Sciences , Beijing of China, Some of the paratypes are kept in the Sanitation and Anti-Epidemic Team of PLA , Cheng of China.1. Leptotrombidium(L.)shuminense Zhang, Wang et Deng,sp.nov.(Fig.1).Body elliptical,length 252-339 μm,width 205-302μm, fp=N-N-BNN, Gr=3,fT=7B, Ga=B, Scutum subrectangular.Sensilla filiform, Eyes 2×2. AW 81, PW 96 , SB35,ASB 39,PSB 17,AP 37, PS 30,AM 79,AL 59, PL 77, Sn 89.DS=66-83, VS=62-74.SIF=7B-B-3-2111.0000.Holotype collected off Rattus niviventer from Nyalam county of Xizang , September 14,1987.This new species is similar to Leptotrombidium (L)scutellare Nagayo et al., 1921, butit differs ftom the latter in(1) the scutum obviously larger;(2) the dorsal and ventral setaeabuntant.2.Lep totrombidium (L.) youyi Zhang,Wang et Deng,sp nov,(Fig.2).Body length 268-356μm,width 210-255μm, fp=N-N-BNN(b), fT=7B,Ga=B, Scutum subrectangular,Sensilla filiform. AW 64 , PW 72 , SB 25 ,ASB 25 , PSB 15, AP24,PS 24,AM 59,AL 47,PL 60,Sn 84.DS=28-29.VS=21-23.SIF=7B-B-3-2111.0000.Holotype collected off Rattus nitidus from youyi bridge , Nyalam county of Xizang,September 8, 1987.This new species is similar to Leptotrombidium,(L.)chuanxi Wen et al,1984,but itdiffers fron、the latter in(1) scutum subrectangular,posteromargin without protrusion,(2)SB smaller and PSB shorter,(3)AP about the same as PS.3. Leptotrombidium (L.)vesp ertilum Zhang, Wang et Deng , sp. nov,(Fig.3).Body elliptical , length 638-761 μm, width 487-638μm. fp=N-N-BNN, fT =7B,Ga=B. Scutum subrectangular. Sensilla filiform, bare near the base. SB lightly below thePLs.AW 79,PW 87,SB 34,ASB 25,PSE18,AP 27,PS 29,AM 52,AL 40,PL 60,Sn71 .DS=39-41,VS=33-38. fst=2.2.fCx=1.1.1.SIF=7B-B-3-2111.0000,Holotype collected off bat(Chiroptera sp. ) from Yadong county of Xizang,May 31,1989.This

关 键 词：蜱螨亚纲 恙螨科 模式标本 记述 新种 小型动物 微生物 保存 西藏 气门 

分 类 号：Q969.91[生物学—昆虫学]