三尾褐凤蝶的分布现状、濒危原因与保护性研究

Distribution,Endangered Reasons and Protective Research of Bhutanitis thaidina

三尾褐凤蝶(Bhutanitis thaidina Blanchard)是一珍稀濒危物种。通过查阅文献和标本记录、咨询专家与实地考察,弄清该物种的分布历史、现状和濒危原因,并提出了保护建议。结果表明,三尾褐凤蝶分布格局发生变化,栖息地数量下降,很多原记录分布地现已没有发现该物种或情况不明,但同时也发现少数原无记录新栖息地;造成目前该物种濒危的主要原因是气候变暖,栖息地和寄主植物破坏、减少及非法采集。

Bhutanitis thaidina Blanchard is a rare and endangered species.The distribution in the old days,current situation and the endangered reasons of Bhutanitis thaidina were clarified and protection proposals of Bhutanitis thaidina were proposed by literature searching,specimen recording,experts consulting and field investigation.The results showed that the pattern of distribution was changed,and the habitat lost largely.In many recorded distributed place,Bhutanitis thaidina was not found or the situation was not clear,but a few new sites were found.The reasons that this species turned to be endangered were the global warming,habitat and host-plant destructed,and illegal collection.