林州森林昆虫种类初步调查及区系分析

Investigation and Faunal Analysis of Forest Insects in Linzhou

通过对林州典型森林生态区昆虫采集和分类鉴定,系统地整理和分析了分布于林州的森林昆虫种类及区系分布。调查结果显示,该地区森林昆虫有14个目68科196属233种。其中鳞翅目共122种,占52.36%;鞘翅目共49种,占21.03%,然后是同翅目、半翅目。通过系统的区系分析,以古北与东洋区共同分布种比重最大,共113种,占48.50%;其次是古北区系型成分共56种,占24.03%,与其他区系共同分布种相对较少,4.29%的种为世界性分布。说明林州森林昆虫区系属于古北区。

Forest insect species and fauna distribution in Linzhou was analyzed through the collection and identification of insects in typical forest ecological zones of Linzhou. The result of the investigation in this paper shows that there are 233 species of insects belonging to 16 orders, 68 families and 196 genera in Linzhou. Lepidoptera, of which, a total of 122 species, accounting for 52.36%, Coleopteran, 49 species, accounting for 21.03%, followed by Homopterous. Analysis showed that the species belong to the Palaearctic region and the Oriental region has largest proportion, a total of 113, accounting for 48.50%. Followed by the Palaearctic region components of a total of 56 species, accounting for 24.03%, and other flora common distribution of the species is relatively small, 4.29% of the species worldwide distribution. These show that the Linzhou forest insect fauna belongs to the Palaearctic.