毛真革赛螨雄螨和若螨描述(蜱螨亚纲:中气门目:胭螨科)  

Descriptions of male and nymphs of Gamasellus vibrissatus Emberson(Acari:Mesostigmata:Rhodacaridae)

作　　者：马立名[1] 匡毅[2] 林坚贞[3] 

机构地区：[1]中国鼠疫布氏菌病预防控制基地,吉林白城137000 [2]江汉大学化学与环境工程学院,湖北武汉430056 [3]福建省农业科学院植物保护研究所,福建福州350013

出　　处：《华东昆虫学报》2007年第4期246-248,共3页Entomological Journal of East China

摘　　要：描述毛真革赛螨Gamasellus vibrissatus Emberson,1967雄螨、后若螨和前若螨。Male and nymphs of C.amasellus vibrissatus Emberson are described in the present paper. Gamasellus vibrissatus Emberson, 1967 Male. Length of idiosoma 602 -634 （av. 618）μm, width 323 -355 （av. 339） μm. Anterior dorsal shield with 21 pairs of setae, of which D1, D3 and M2 strongly pilose, F1 and F2 rarely pilose, remains smooth, hand-or oar-shaped. M3 short, on cuticle out the shield. Posterior dorsal shield with 18 pairs of setae, of which 13, S7, S8 and Mll strongly pilose, S8 short, remains smooth, hand-or oar-shaped. Prestemal shields 3 pairs. Stereo-genital shield with 5 pairs of setae and 3 pairs of pores. Ventro-anal shield joining to peritrematal shields, preanal setae 7 pairs, of which 1 pair pilose, 2 pairs hand-or oar-like, 4 pairs needle-like; Ad situated at level of middle of anus, slightly shorter than anus, PA longer than Ad, rarely pilose. Peritreme reaches to anterior margin of coxa Ⅱ anteriorly. Tectum with a long medial prong and 3 pairs of lateral denticles. Movable digit of chela singledentate, spormatodactyl reaching to end of movable digit istally, fixed digit with 2 large teeth and 5 - 6 small denticles. Seta all on palpgenu branch-shaped. Leg Ⅱ with a large spur on femur, a small spur on genu and 2 small spurs on tibia. Deutonymph. Length of idiosoma 430 - 484 （ av. 457 ） μm, width 290 - 323 （ av. 309 ） μm. Anterior dorsal shield with 20 pairs of setae, of which F1 and F2 rarely pilose, D1, D3 and M2 longer, strongly pilose, remains simple. Posterior dorsal shield square.with 14 pairs of setae, of which 2 pairs longer and strongly pilose, S8 very short. Prestemal shields 1 pair. Sternal shield with 4 pairs of setae. Anal shield circular, Ad situated at level of middle of anus, slightly shorter than anus, PA longer than anus. Metapodal shields 1 pair. Peritreme reaching to posterior margin of coxa Ⅰ anteriorly. Ventral setae about 10 pairs. Movable digit of chela tridentate, fixed digit hexadentate. Teetum as in male. Legs setae simple. Protonymph. Length of

关 键 词：蜱螨亚纲 中气门目 胭螨科 革赛螨属 雄螨 若螨 

分 类 号：Q969[生物学—昆虫学]