中国厉螨科二新种记述(蜱螨亚纲:革螨股)

TWO NEW SPECIES OF THE FAMILY LAELAPIDAE FROM SHENNONGJIA OF HUBEI PROVINCE,CHINA (ACARI:GAMASINA)

记述厉螨科LealapidaeBerlese ,1892二新种 :拟巴阳厉螨AndrolaelapssubpavlovskiiLiu ,MaetDing ,sp nov 和峡江广厉螨CosmolaelapsxiajiangensisLiuetMa ,sp nov ,文中详细描述了新种形态特征 ,并与相近种作比较。

Two new species of the family Laelapidae collected from Shennongjia of Hubei Province are described in this paper Type specimens are deposited in the Institute of Parasitic Diseases,Hubei Academy of Medical Sciences Androlaelaps subpavlovskii Liu,Ma et Ding, sp nov (Figs 1 9) Diagnosis This new species is similar to A pavlovskii Bregetova,1955,but differs from the latter in having only 1 seta (I 1) on dorsal plate ( A pavlovskii having 2 setae(I 1 I 2) on dorsal plate Holotype ♀,paratypes 3 ♀♀,collected off Petaurista clarkei from Shennongjia forest region ( 31°15′ 31°57′N ,109°56′ 110°58′E,about 2?000?m),northwest of Hubei Province on Oct 4,1994,paratype 1♀ off Insectivora,2♀♀ off Rettus niviventer; another paratype 1♀ from same area on Nov 13,1997 off Rettus edwardsi Cosmolaelaps xiajiangensis Liu et Ma,sp nov (Figs 10 14) Diagnosis This new species is closely related to C yeruiyuae Ma,1995,but in the new species the dorsal setae longer and twisted,its end passing over the insertions of the next setae;the insertion of S 8 near that of M 11 ,D 8 longer than the insertion of S 8;and S 8 slender and shorter,its length about 1/2 time that of M 11 While in C yeruiyuae the dorsal setae shorter and flat,its end not reaching or just insertions of next setae;the distance between basal portion of S 8 and M 11 longer,tip of D 8 not reaching the insertion of S 8;and S 8 only slightly shorter than the M 11 and with the same thickness Holotype ♀ and paratype 1♀,collected off Insectivora from Shennongjia forest region (31°15′ 31°57′N,109°56′ 110°58′E,about 1?600 1?800?m),northwest of Hubei Province in Apr May,1994