蘑菇拟矮螨属一新种记述(真螨目:矮蒲螨科)

A NEW SPECIES OF PSEUDOPYGMEPHORUS ASSOCIATED WITH MUSHROOM FROM CHINA——(ACARI:PYGMEPHORIDAE)

本文报道矮蒲螨科拟矮螨属一新种。标本采自上海市郊蘑菇培养料。模式标本保存于上海农学院。

In this paper,a new species of Pseudopygmephorus is described and illustrated. The type specimens are deposited in the Department of Landscape and Environ- mental Science,Shanghai Agricultural College. Pseudopygmephorus chinensis sp.nov.(Fig.1～9) The female of the species is simillar to that of Pseudopygmephorus tarsalis (Hirst,1921),but it differs from the latter in lb bifurcate and hind margin of posterior ventral plate triangulate.This new species also resembles Pseudopygmephorus smileyi Hill et Deahl,1978,but it can be distinguished from the latter by following features:female:peritremes elongate-elliptical,broadly constricted in center.male: seta Pi located laterad of seta Pml,both tibia and tarsus of leg I have only one solenidium,tibia of leg IV has four seta-like setae and one solenidium. Holotype♀,allotype♂ and paratypes 8♀♀ 3♂♂,March 7,1985,Shanghai (Baoshan),collected from mushroom compost by Zou Ping.