仿胭螨属,枝厉螨属和革鞍螨属三新种记述(蜱螨亚纲,中气门目,胭螨科)  

THREE NEW SPECIES OF THE GENERA RHODACARELLUS,DENDROLAELAPS AND GAMASELLODES(ACARI,MESOSTIGMATA,RHODACARIDAE)

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137000

出　　处：《动物分类学报》2008年第1期127-132,共6页Acta Zootaxonomica Sinica

摘　　要：记述仿胭螨属、枝厉螨属和革鞍螨属各1新种:山东仿胭螨Rhodacarellus shandongensis sp.nov.,刘氏枝厉螨Dendrolae lapsliujingyuani sp.nov.和长江革鞍螨Gamasellodes changjiangensis sp.nov.。Three new species of the family Rhodacaridae 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, coll. author. 1 Rhodacarellus shandongensis sp. nov. （Figs. 1-5） ♀. Length 505-516 （av. 511） μm, width 333-344 （av. 339 ） μm. Both dorsal shield covering entire dorsum, posterior dorsal shield extending to venter postero-laterally. Anterior dorsal shield with 22 pairs of setae, the end reaching to insertion of next setae, setae F 3 pairs. Chitinous pore-like structures 2 pairs, arcshaped. Posterior dorsal shield with 18 pairs of setae, D5 shorter, S8 minute, remains longer, M10 and M11 long and stout. Prestemal cuticle with 1 pair of lines regions. St1 situated before sternal shield, St2, St3 and MSt on the shield, the 1st pair of pores at anterior margin of the shield. Genital shield hatchet-shaped, with 1 pair of setae. Ventro-anal shield rectangular, with concave lateral margins, preanal setae 4 pairs. Ad situated before level of middle of anus, both Ad and PA longer than anus. Ventral cuticle setae 3 pairs, the last pair longer. Metapodal shields 1 pair, narrow. Peritreme short, reaching to level of middle of coxa Ⅲ anteriorly. Tectum with 3 slender tines, the ends furcate. Both digits of chela with a row of denddes respectively. ♂ Unknown. Etymology. The new species is named after the province to which its type locality belongs. The new species is similar to Rhodacarellus liuzhiyingi Ma, 1995, but in the new species concavity absent at anterior margin of posterior dorsal shield, dorsal setae longer, preanal setae 4 pairs on ventro-anal shield, metapodal shields without thread, peritreme short; in the latter species concavity present at anterior margin of posterior dorsal shield, dorsal setae shorter, preanal setae 3 pairs, metapodal shields with anterior thread, peritreme long. Holotype ♀, paratype 1 ♀, under bark of tree, from Tai＇an （36°

关 键 词：胭螨科 仿胭螨属 枝厉螨属 革鞍螨属 新种 

分 类 号：Q969[生物学—昆虫学]