蒙新区平腹蛛科蜘蛛区系分析

Fauna Analysis of Spiders of the Family Gnaphosidae in Mengxin Area (Arachnida:Araneae)

分析了蒙新区94种平腹蛛科蜘蛛在世界、中国以及蒙新区动物区系中的分布情况和分布特征.结果表明,在世界动物区系中古北界占明显优势,在中国动物区系中蒙新区与华北区、青藏区以及西南区的共有种较多,蒙新区以东部草原亚区的区系分布为主.

The distribution and the distributive characteristics in Mengxin Area,China,and the world fauna of 94 spider species of the family Gnaphosidae in Mengxin area were elaborately analyzed.The result revealed that the Palaearctic element was dominated obviously in the world spider fauna.Many common species exist in Mengxin area and Northern China,Qingzang area,Southwest area.The Gnaphosidae spiders in Mengxin area are mainly in east plain subregion.