美绥螨属一新种(蜱螨亚纲:美绥螨科)  

A NEW SPECIES OF THE GENUS AMEROSEIUS FROM CHINA (ACARI: AMEROSEIDAE)

作　　者：顾以铭[1] 郭宪国[2] 

机构地区：[1]南京大学医学院,南京210093 [2]大理医学院,云南671000

出　　处：《动物分类学报》1997年第2期137-139,共3页Acta Zootaxonomica Sinica

摘　　要：本文记述美绥螨属一新种，即具齿美绥螨Ａｍｅｒｏｓｅｉｕｓ ｄｅｎｔｉｃｕｌａｔｕｓ ｓｐ． ｎｏｖ，模式标本采自云南下关大绒鼠体上，保存在南京大学医学院寄生虫学教研室。Ameroseius denticulatus sp. nov. (Figs. 1-6) Holotype ♀, collected off Eothenomys miletus Thomas, in Oct. 1990, from Xiaguan City (25. 6°N, 100. 2°E), Yunnan Province, deposited in the Department of Parasitology, Medical School, Naming University. The new species is near to Ameroseius magnisetosa Ishikawa, 1972, but with following differences: 1)with 26 pairs of dorsal setae, all bearing small spicular branches; 2)tectum rounded; 3)with more teeth on chela; 4)inner setae on palpgenu and palptibia bifid; 5 ) per- itremal plate wider, its postero-lateral margin serrate; 6) leg I distinctly longer than the length of body, distal margin of the coxa of each leg bearing minute teeth and its venter with lines armed with teeth.

关 键 词：蜱螨亚纲 美绥螨科 美绥螨属 新种 

分 类 号：Q969.91[生物学—昆虫学]