江苏老山山地蝶类生态分布与区系分析

本文报道了江苏老山山地蝶类8科52属71种,其中凤蝶科7种,绢蝶科1种,粉蝶科10种,眼蝶科11种,蛱蝶科21种,喙蝶科1种,灰蝶科12种,弄蝶科8种,计得江苏省新记录13种。蝶类区系组成中广布种占53.52％;东洋界种类占38.03％;古北界种类占8.45％。由江苏省六大山地相似度分析,老山山地与方山山地蝶类多样性相似度最高。说明老山山地处于昆虫区系古北界与东洋界的过渡区内。

The Ecological Distribution and Faunal Study of the Butterflies in Laoshan Lowland, Jiangsu

Investigation on butterflies was made by the authors in Laoshan lowland during the May-to-September period, from 1994 to 2002. There are 71 species belonging to 8 families, 52 genera. Among them, there are 7 species of Papilionidae, 1 species of Pamassidae, 10 species of Pieridae, 1 species of Satyridae, 4 species of Nymphalidae, 1 species of Libythaeidae,12 species of Lycaenidae, 8 species of Hesperiidae. 13 of them are newly recorded in Jiangsu Province. The percentages of Oriental species, Palaearctic species and widely distributive species are 38.03%, 8.45% and 53.52% respectively. Comparing Cs of butterflies Xiangshan lowland with others in Jiangsu, the authors find the fangshan lowland owns the highest Cs of butterflies diversity and Laoshan lowland lies in the ecotone between Palaearctic and Indomalayan region.