摘要:
本文描述叉半跗线螨Hemitarsonemus furcalis sp.nov.一新种,寄主植物为阔叶凤尾蕨Pterisesquirolii Christ.本新种与暖水半跗线螨H.tepidariorum Warburton相似,但本新种雌螨气门开口位于顶毛旁,表皮内突ap2后端分叉,胫节感棒丛￠2短于￠1;雄螨后中表皮内突前端与表皮内突ap3形成Ⅴ形,肩毛c2、c1和背中毛d短,足Ⅳ股膝节内缘具长条形突缘,因此两者易于区别。
Abstract:
This paper described a new species of Hemitarsonemus furculis (fig. 1 and 2) collected from Datian county,Fujian province. The typical specimens are deposited in the Institute of Plant Protection,Fujian Academy of Agricultural Sciences. This new species is similar to H. tepidariorum Warburton,1904, but differs from it in:the stigmata openning situated beside seta v1;posterior part of apodeme 2 forked and tibia solenidion ￠2 was shorter than clavate ￠1 in adult female.Anterior end of poststernal apodeme united with apodeme 3 fromed V shape;seta c2,c1 and dorsal midian seta d was short;the inner margin of femorgenu of leg IV with a narrowly rectangle flange in adult male. Hollotype ♀,Allotype ♂, Paratype 7 ♀♀,1♂♂,18-v-1991,(Lin Jianzhen) from Pteris esquirolii Christ.
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