中国微蛛亚科二新纪录属和二新种(蜘蛛目:皿蛛科:微蛛亚科)

TWO NEW GENERIC RECORDS AND TWO NEW SPECIES OF ERIGONINAE FROM CHINA( Araneae: Linyphiidae: Erigoninae)

本文记述了采自我国湖北省及新疆维吾尔自治区皿蛛科微蛛亚科蜘蛛二新纪录属:额突蛛属、盾突蛛属及二新种:梭形额突蛛和二叉盾突蛛。文中量度单位均为mm。模式标本保存于白求恩医科大学生物教研室。

The present paper deals with two new generic records and two new species of the Linyphiidae. All types of the new species are deposited in the Department of Biology, Norman Bethune University of Medical Sciences.Mecopisthes rhomboidalis sp. nov. This new species resembles M. silus (Cambridge, 1872). but differs from the latter in the structure of vulva. Holotype ♀. paratypes 12 ♀♀, collected from Shennongjia Forest Region (31. 15°-31. 57°N. 109. 56°-110. 58°E. alt. 800-1700m). Hubei Province. June-July 1986.Tiso biceps sp. nov. This new species resembles T. aestivus (Koch, 1872). but differs from the latter in the shapes of the palpal tibia , cymbium and suprategular apophysis. Holotype ♂, collected from Altay City (47. 8°N, 88. 1°E. alt. 1080m). Xinjiang Uygur Autonomous Region. July 12. 1991.