广东小坑国家森林公园蝶类的区系和垂直分布

Fauna and vertical distribution of butterflies in Xiaokeng National Forest Park,Guangdong Province

对广东小坑国家森林公园调查发现的150种蝶类进行了区系分析,结果显示该区蝶类以东洋界为主体,计99种,占总数的66%;古北界20种,占总数的13.3%;东洋、古北二界共有种30种,占总数的20%.其中有箭环蝶、枯叶蛱蝶、大伞弄蝶等3种珍稀蝶类.广东小坑国家森林公园蝶类的垂直分布从山麓到山顶,随着海拔的升高,东洋种类递减,古北成分逐渐增多.同时提出了保护、可持续利用蝶类资源的建议.

The faunal analysis based on the 150 species of butterflies from Xiaokeng National Forest Park,Guangdong Province,showed that the butterflies in this national forest park characterized Oriental Realm.There were 99 Oriental species distributed in this fauna,occupying 66% of the total;20 Palaearctic species,occupying 13.3%;30 Oriental-Palaearctic species,occupying 20%.The vertical distribution in the area suggests that the Oriental species gradually decrease in abundance with increasing of elevation but palaearctic species increase and the suggestion for protection and sustainable utilization of butterfly resources were pointed out.