裂胸螨科3新种(蜱螨亚纲:革螨股)  

Three New Species of the Family Aceosejidae(Acari: Gamasina) from China

作　　者：马立名[1] 

机构地区：[1]中国鼠疫布氏菌病预防控制基地,白城市137000

出　　处：《蛛形学报》2006年第2期70-74,共5页Acta Arachnologica Sinica

摘　　要：记述裂胸螨科Aceosejidae3新种:修长蠊螨Blattisocius dolichus sp.nov.,长江副加螨Paragarmania changjiangensis sp.nov.和江西肛厉螨Proctolaelaps jiangxiensis sp.nov..Three new species of the family Aceosejidae are described from China in the present paper. Type specimens are colleced by author and deposited in the Chinese Base for Control and prevention of Plague and Brucellosis, Baicheng City, Jilin Province, China. 1 Blattisocius doUehus sp. nov. （Figs. 1-6） ♀ Length 483-506 μm, width 322-345μm. Dorsal shield 414-448μm long and 184-218μm wide, bearing 36 pairs of long simple setae, the end reaching to base of next 2nd seta, but F2 and S8 short. Sternal shield short and broad, St1 on presternal region, St2 and 2 pairs of pores on the shield, St3, MSt and the 3rd pair of pores on metasternal shields. Genital shield slender, with 1 pair of setae. Ventro-anal shield triangular, with 4 pairs of preanal setae and 3 perianal setae. A pair of metapodal shields shuttle-shaped. Peritreme reaching to base of F2 anteriorly. Movable digit of chela bidentate, fixed digit with more than 10 denticles. Legs setae long, basitarsus IV with a whip-llke seta. ♂. Unknown. The new species is similar to Blattisocius quaclridentatus HaineS, 1978, but in the new species, end of dorsal shield setae reaching to base of next 2nd seta, MSt on metasternal shields, movable digit of chela bidentate, fixed digit with more than 10 denticles; in the latter, end of dorsal shield setae not reaching base of next 2nd seta, MSt on cuticle, movable digit of chela tridentate, fixed digit with 6 denticles. Holotype ♀, paratype 1♀ , from humus soil under tree, in Lushan Mountain （29° 32＇ N, 115° 55＇ E）, Jiangxi Province, Aug. 30, 1983. 2 Paragarmania changjiangensis sp. nov. （Figs.7-12） ♀ Length of idiosoma 483 μm, width 322μm. Dorsal shield 460 μm long and 253μm wide, bearing 36 pairs of simple short setae, but M. very long. Sternal shield with convex anterior margin and straighter posterior margin, St1 situated on presternal region, St2, St3 and 2 pairs of pores on the shield. Metasternal shields absent, MSt and the 3rd pair of pores on cuticle behind the shield. Post

关 键 词：蜱螨亚纲 革螨股 裂胸螨科 蠊螨属 副加螨属 肛厉螨属 新种 中国 

分 类 号：Q969.91[生物学—昆虫学]