寄螨属1新种和新革螨属1新种（蜱螨亚纲：中气门目：寄螨科）  

A New Species of the Genus Parasitus and a New Species of the Genus Neogamasus （Acari： Mesostigmata： Parasitidae）

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,吉林省白城市137000

出　　处：《蛛形学报》2012年第1期12-16,共5页Acta Arachnologica Sinica

摘　　要：记述寄螨属1新种：棒毛寄螨Parasitus clavasetosus sp．nov．和新革螨属1新种：丛枝新革螨Neogamasus fasciculus sp．nov．A new species of the genus Parasitus and a new species of the genus Neogamasus are described in the present paper. Type specimens are deposited in the Entomology Gallery, Institute of Microbiology and Epidemiology, Academy of Military Medical Sciences, Beijing. 1 Parasitus elavasetosus sp. nov. （Figs.1-12） Female. Length of idiosoma 1161 μm, width 753 μm. Both dorsal shield covering entire dorsum, anterior dorsal shield with 22 pairs of setae, posterior dorsal shield with about 30 pairs of setae; dorsal setae Dl, D3, M2 and 2 pairs of setae on posterior dorsal shield long, club-like, blunt and pilose; F1 and setae on posterior part of posterior dorsal shield long, sharp and pilose; F2 shorter and simple; remains minute and simple. Presternal shields 1 pair, triangular. Anterior margin of sternal shield weakly sclerotized, St1 bifurcate, lying on basal sclerites, St2 and St3 thicken, pores 2 pairs. Metasternal shields with MSt and the 3rd pair of pores. Genital shield with 1 pair of setae. Endogynium shown in Fig. 4. Ventro-anal shield joining with peritrematal shields, with 8 pairs of ventral setae, the last pair club-like and pilose. Ad situated at level of posterior margin of anus, subequal to anus in length, PA club-like and pilose. Peritreme reaching to middle of coxa I anteriorly. Tectum 3-pronged. Palptrochanter with 2 long and smooth setae, setae al on palpfemur bifurcate, all and a12 on palpgunu entire. Legs setae needle-like, but a seta on genu I! pilose. Male. Setae on anterior dorsal shield as in female. Tritosternal base degenerated, laciniae normal. Sterno-genital region of holoventral shield with 3 pairs of sternal setae, l pair of metasternal setae and 1 pair of genital setae, pores 3 pairs. Movable digit of chela unidentate, fixed digit bidentate. Leg II with a biforked spur on femur and double-headed short and blunt spurs on genu and tibia. Peritrme, rectum, palpal setae and legs setae as in female. The new species belong to consanguineus-group of genus Parctsitus, differs from other kno

关 键 词：蜱螨亚纲 中气门目 寄螨科 寄螨属 新革螨属 新种. 

分 类 号：Q959.226[生物学—动物学]