植绥螨科3新种和似巨钝绥螨特征补充(蜱螨亚纲:中气门目)  

Three New Species of the Family Phytoseiidae with Supplemental Character of Amblyseius grandisimilis Ma (Acari:Mesostigmata)

作　　者：马立名[1] 林坚贞[2] 

机构地区：[1]中国鼠疫布氏菌病预防控制基地,白城市137000 [2]福建省农业科学院植物保护研究所,福州350013

出　　处：《蛛形学报》2007年第2期83-88,共6页Acta Arachnologica Sinica

摘　　要：记述植绥螨科Phytoseiidae3新种:永安钝绥螨Amblyseius yonganensis sp.nov.,仿盾钝绥螨Ambly-seius imitopeltatus sp.nov.和尤溪盲走螨Typhlodromus youxiensis sp.nov.,并补充似巨钝绥螨Amblyseius grandisimilis Ma,2004特征。The present paper deals with three new species of the family Phytoseiidae and supplemental charac- ter of Amblyseius grandisimilis Ma. Type specimens are deposited in the Medical Entomology Gallery, Institute of Microbiology and Epidemiology, Academy of Military Medical Sciences, Beijing. 1 Amblyseius yonganensis sp. nov. （Figs. 1,2） ♀. Dorsal shield 368-400（av. 388） μm long, 160-200（av. 179） Ixm wide. Dorsal setae 19 pairs, of which r3 and R1 on cuticle outside to the shield, lengths of the setae in μm： j1 28, j3 32-40（av. 36）, j4, j5 and j6 20, J2 24, J5 12, z2 28-32（av. 30）, z4 28-32（av. 31）, z5 20, Z1 28, Z4 40-44（av. 41）, Z5 72-80（av. 76）, s4 and S2 40, S4 32-40 （av. 38）, S5 32-40 （av. 36）, r3 and R1 32. Sternal shield with concave posterior margin, bearing 3 pairs of setae. MSt on a pair ofmetasternal shields. Posterior part of genital shield expanded, with 1 pair of setae. Spermatheca shown in Fig. 1C. Ventro-anal shield with 3 pairs of preanal setae and 3 perianal setae, a pair of preanal pores situated postero-interior to base of JV2 ,distance between the pores 40 μm. Ventral cuticle setae 4 pairs, JV5 the longest. Metapodal shields 2 pairs. Peritreme extending between j1 and j3. Movable digit of chela with a denticle, fixed digit tridentate. Lengths ofmacrosetae on genu, tibia and basitarsus of leg IV： 28, 28 and 52-56 （av. 55） μm. ♂. Dorsal shield 300 μm long and 188 μm wide, all 19 pairs of dorsal setae on the shield. Lengths of the setae in μm： j1 23, j3 30, j4, j5 and j6 19, J2 23, J5 11, z2 23, z4 30, z5 19, Z1 26, Z4 38, Z5 56, S4, S2, S4 and S5 38, r3 and R1 30. Stemo-genital shield with 5 pairs of setae. Ventro-anal shield with 3 pairs ofpreanal setae and 3 perianal setae. Peritreme as in the female. Movable digit of chela with a denticle, fixed digit tridentate, spermatodactyl shown in Fig. 2B. Lengths of macrosetae on gunu, tibia and basitarsus of leg IV： 19, 19 and 49 μm respectively. The new species is near to Amblyseiu

关 键 词：蜱螨亚纲 中气门目 植绥螨科 钝绥螨属 盲走螨属 新种 中国 

分 类 号：Q959[生物学—动物学]